South Central Region Lithic Material
Name |
Natural |
Non-heat treated points | Heat treated points | Color details | Primary found in: | Associated Formation / Member |
1604 Chert Edwards Chert variation |
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Ranges from a gray to medium brown with tints of pink or light maroon commonly present. | Texas | Edwards Limestone Formation |
Ada Petrified Wood |
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Colors of tan, brown, white, and black | Oklahoma, Arkansas | Antlers Sandston formation | |
Alibates Agatized Dolomite AKA: Alibates Flint |
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Primarily banded, speckles, or mottled with colors commonly ranging from red, blue, purple, brown, cream, and white. | Texas, Oklahoma, New Mexico, Colorado, Kansas | Quartermaster Formation | |
Andesite Generic Type |
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North America | Varies | ||
Arbuckle Chert |
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Oolitic and ranges from a tan to a light gray color. | Oklahoma, Kansas | Arbuckle Formation, Osage Group |
Argillite (Generic type) |
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Light to dark green, but may range to various shades of gray | North America | ||
Arkansas Nocaculite |
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Ranges from white to light to dark grays and black, pinks to red, and tan to browns. | Arkansas, Oklahoma | Arkansas Novaculite Formation | |
Arnold Chert |
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Smoky chert | Oklahoma | Arnold Member of the Deese Formation |
Atoka Argillite |
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Ranges in color from a dark gray to black | Arkansas, Missouri, Oklahoma, Kansas | Atoka formation | |
Atoka Siltstone |
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Ranges from a medium to dark gray | Arkansas, Missouri, Oklahoma, Kansas | Atoka formation | |
Baldy Hill Jasper AKA: Cimarron River Jasper |
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Mottled color from most commonly varying shades of reds and yellows. | New Mexico, Colorado, Kansas, Oklahoma | Baldy Hill Formation | |
Bangor Agate AKA: St. Louis |
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Texas | |||
Barren Fork Chert |
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Barren Fork Chert ranges from a light to
medium gray or a tan. |
Missouri, Arkansas, Oklahoma | Sallisaw Formation |
Battiest Chert AKA: Smithville Chert |
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Ranges from a dark bluish gray to black with small white veins of quartz commonly present. | Oklahoma. Arkansas | Battiest Chert Member of the Tenmile Creek Formation, Stanley Group |
Bayou Manard Chert AKA: Red Bird Chert |
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Black chert with white fossil specks | Oklahoma, Kansas, Missouri, Arkansas | Bayou Menard Member of the Moorefield Formation |
Big Fork Chert AKA: Bigfork Chert |
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Ranges from black to a dark gray | Oklahoma , Arkansas | Bigfork Formation |
Black Mesa Agate / Jasper |
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Oklahoma | |||
Blaylock Sandstone |
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Ranges in color from tan to dark gray or greenish. | Oklahoma, Arkansas | Silurian Formation | |
Bois d'Arc Chert |
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Ranges from a light bluish gray to a yellowish gray or red. Tiny black or rust color inclusions or mottling of red and gray may be present. | Oklahoma | Cravett Member of the Bois d'Arch Formation |
Boley Agate |
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Brecciated chert / jasper with a chalcedony cement of clear, red, black or brown with fragments of green, black, white, tan, or red. | Oklahoma | ||
Boone Chert AKA: Sallisaw Chert, Grand Falls Chert, Ti Valley Chert |
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Ranges from a light gray to white | Oklahoma, Arkansas, Missouri, Kansas | Boone Limestone Formation |
Brazos River Chert AKA: Brazo River Pebble Chert, Mineral Wells Chert |
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Most commonly light colored but green, black, yellow, and red, banding may occur. | Texas | Mineral Wells Formation |
Brushy Creek Chert Edwards Chert variation |
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Slightly translucent and ranges in color from black to a dark medium gray. | Texas | Edwards Plateau Limestone Formation |
Burlington Chert |
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Varies from white to gray or tan. Banding and mottling may be present | North central and east central states including Arkansas, Mississippi | Burlington Limestone Formation |
Camp Colorado Chert |
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Ranges from a dark grayish black to black. | Texas | Camp Colorado Limestone Member of the Pueblo Formation |
Canadian River Plume Agate |
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Plumes of red, black, and yellow. | Texas | ||
Cannel Coal |
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Ranges from a dark gray to black | Texas | ||
Carnelian (Generic Type) |
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Translucent and varies in shades from reddish brown to reddish orange. | North America | Varies | |
Catahoula Petrified Wood |
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Includes petrified elm, oak, hickory, and palm wood and contains shades of white, brown, cream, and tan with wood grain or rings present. | Texas, Louisiana, Mississippi, Nuevo Leon, Tamaulipas | Catahoula Formation | |
Cherokee Chert |
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Kansas, Oklahoma | ||
Cheyenne Quartzite |
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Kansas, Oklahoma | Cheyenne Sandstone Formation | ||
Chickachoc Chert |
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Ranges in color from a rich tan to a grayish brown or black. | Oklahoma, Texas | Chickachoc Chert Member of the Wapanucka Formation |
Chickasaw Creek Chert |
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Black with white speckles | Oklahoma, Arkansas | Chickasaw Creek Member of the Jackfork Formation |
Citronelle Chert Lafayette Chert variation AKA: Calcasieu Chert |
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Great variation and can range form most commonly shades of brown and tan, but may range to white to pink or black. | Louisiana, Mississippi | Lafayette Gravel Formation |
Cochrane Chert |
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Primarily a light color, but may range to black. Commonly has a breccia appearance | Oklahoma | Cochrane Member of the Chimneyhill Formation, Hunton Group |
Cockfield Orthoquartzite |
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Shades of light gray with spotting of light brown commonly present commonly giving a mottling appearance. Red staining may be present. | Louisiana, Mississippi, Arkansas | Cockfield Formation, Clairborne Group | ||
Collier Chert |
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Black with small white veins of quartz occasionally present | Arkansas | Collier Shale Formation |
Cotter Chert AKA: Swan Creek Chert |
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Ranges in color from a light gray or blue with light tan to white banding. | Missouri, Arkansas, Oklahoma | Cotter Formation |
Cowhouse Chert |
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Most common color is white ranging to gray or brown. Speckles, mottled, streaking, and fossiliferous hash. | Texas | Cowhouse gravels |
Cow Plop Chert AKA: Scarborough Ranch Chert |
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Gray to brown | Texas | |
Crowley's Ridge Chert |
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Ranges from brown to tan, greyish tan, yellowish tan, or cream. | Arkansas, Missouri | Glacial Till |
Crushman Chert |
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Mottled dark gray | Missouri, Kansas, Arkansas, Oklahoma | Boone Limestone formation |
Crystal Mountain Quartz |
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Ranges from a white to a light pink or light gray. | Oklahoma, Arkansas | Crystal Mountain Sandstone Formation | |
Dakota Quartzite AKA: Dakota Orthoquartzite |
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Ranges in color from reds to browns | Northern Plains states including, Texas, New Mexico, Oklahoma | Dakota Formation | |
Day Creek Chert |
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Ranges from a mottled very light pale blue to a grayish blue or a reddish blue. Tan and brown mottling or streaking may be present | Kansas, Oklahoma, Texas | Day Creek dolomite of the Cloud Chief formation | |
Devil's River Chert
AKA: Santa Elena Chert |
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Ranges from a light gray to light brown and may be brecciated. | Texas, Coahuila | Devils River Limestone Formation | |
Dover Chert Fort Payne variant AKA: Elco Chert |
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Range from a light tan to almost a black chocolate brown with swirls, bands, or streaks of light to dark | Illinois, Indiana, Ohio, Kentucky, Tennessee, Arkansas | Fort Payne Formation | |
Edwards Plateau Chert |
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Ranges in color from most commonly light gray to brown or a medium gray. May have numerous short linear fossil inclusions. | Texas, Coahuila | Edwards Limestone Formation | |
El Sauz Chert |
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Predominantly light to medium gray may exhibiting mottling of pink, red, yellow, orange, purple, green and light browns. | Texas, Nuevo Leon, Tamaulipas | Catahoula Formation | |
Ellenburger Chert |
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Ranges from white to a light yellow or light gray. | Texas | Ellenburger Limestone Formation |
Eucha Chert AKA: Spaviaw Chert, Euchaleda Chert |
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Banded and ranges from white to gray or yellowish gray | Oklahoma | |
Evant Chert |
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Ranges from a whitish gray to a medium gray. Mottling with shades of brown may be present. | Texas | |
Everton Interclastic Chert AKA: Everton Chert |
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Primarily a white to light brown, brown or tan. May vary from a pink-red, purple, and grey. Commonly brecciated. | Missouri, Arkansas | Everton Formation |
Everton Quartzite |
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Ranges from a light to dark white to gray with weak banding of white and gray. | Missouri, Arkansas | Everton Formation |
Felsite (Generic Type) |
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Generally white to light gray or reddish or tan with darker speckles being present. | Texas | ||
Fire Engine Jasper |
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Red | Texas | Brazos River Gravels | |
Flint Hill Chert AKA fro Florence Chert type D |
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Wide range of colors including shades of blue and gray, whites, and browns. | Kansas, Oklahoma | Florence Limestone Member of the Barnestone Formation |
Flint Hills Quartzite |
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Florence Chert - Type A AKA: Kay County Chert, Maple City Chert |
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Banded or "wood grained" and ranges in color from a buff to a yellow gray. Heat treatment produces a red color. | Kansas, Oklahoma, Texas | Florence Limestone Member, Barnestone Formation, Permian Group |
Florence Chert - Type B |
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Ranges in color from a steel gray to a bluish gray with lighter colored splotches or darker colored mottling. | Kansas, Oklahoma, Texas | Florence Limestone Member, Barnestone Formation, Permian Group |
Florence Chert - Type C |
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Homogenous gray | Kansas, Oklahoma, Texas | Florence Limestone Member, Barnestone Formation, Permian Group |
Florence Chert - Type D AKA: Flint Hills Chert |
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Ranges from gray to a buff with many thin bands of darker translucent material. | Kansas, Oklahoma, Texas | Florence Limestone Member, Barnestone Formation, Permian |
Fort Hood Chert Edwards Chert variation |
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Ranges from a brownish yellow to light to dark gray, banding or speckles may be present. | Texas | Edwards Limestone Formation |
Foraker Chert AKA: Four Ace Chert |
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Light blue color with numerous snow white speckles of fossils. | Kansas, Oklahoma | Foraker Limestone Formation |
Fordyce Petrified Wood |
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Shades of white, tan, and brown with wood grain or rings commonly present. | Arkansas | |
Fort Scott Chert AKA: Bixby Black Chert |
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Ranges from a dark bluish black to black. | Oklahoma, Arkansas, Kansas, Missouri | Fort Scott Limestone Formation of the Henrietta (Marmaton) Group |
Fortune Chert |
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Ranging from a light cream to olive brown or tan color with mottling of a citrine drab to grayish olive gray and white speckles | Missouri, Arkansas | Fortune Formation |
Frisco Chert |
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Ranges from white to a light gray or light yellowish gray or pale greenish yellow. | Oklahoma, Arkansas | Frisco Limestone Formation |
Georgetown Chert AKA: Texas Tortilla Chert |
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Varying shades of gray. | Texas | Georgetown Member of the Edwards A Formation | |
Grand Falls Chert Boone Chert variation |
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Light gray color and may vary to brown | Kansas, Oklahoma, Arkansas | Grand Falls Member of the Boone Formation |
Guadalupe River Gravel Chert |
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Varies in color based on the formation that the chert was originally formed, highest concentration is Edwards Chert. | Texas | Guadalupe River Gravels |
Hamilton County Chert |
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Ranges from a light brown to a light brownish gray or light yellowish gray, mottling may be present. | Texas | |
Heiner Lake Chert Edwards Chert variation |
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Ranges from a tan to a light blue or blue. | Texas | Edwards Limestone Formation |
Hindsville Chert |
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Ranges from a gray bluish gray with mottling of light blue to blue, gray, and light browns. | Arkansas, Oklahoma, Kansas, Missouri | Hindsville Limestone Member of the Batesville Formation |
Ideal Quarry Chert |
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Ranges from a light brown to a yellowish brown or an olive gray. | Oklahoma | Ideal Quarry Member of the Chimneyhill Formation, Hunton Group |
Jackfork Chert |
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Ranges from a medium gray to a brownish gray | Oklahoma | Jackfork Formation |
Jefferson City
Chert Type 1: Oolitic |
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Ranges from an off white to a pale blue with white oolitic speckles | Arkansas, Missouri | Jefferson City Formation |
Jefferson City
Chert Type 2: Banded |
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Ranging from a off white to a pale purple with narrow banding alternating banding of brown, blue, and purple | Arkansas, Missouri | Jefferson City Formation |
Jefferson City
Chert Type 3: Mottled |
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Ranging from a off white to a pale purple with streaking, swirling, or disturbed banding of brown, blue, and purple | Arkansas, Missouri | Jefferson City Formation |
Jefferson City
Chert Type 4: Dense |
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White with a pearly luster | Arkansas, Missouri | Jefferson City Formation |
Jefferson City Quartzite |
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Light and dark colors of white, pink, red, brown, and gray, homogenous to weak banding or weak mottling, occasional vugs and voids are present. | Arkansas, Missouri | Jefferson City Formation |
John's Valley Chert |
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Ranges in color from a bluish black to a gray or chocolate brown. It is a variegated or marbled chert. | Oklahoma | John's Valley Shale formation |
Keokuk Chert |
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Ranges from a creamy white to a whitish pink with streaks or patches of whitish brown or whitish pink and reddish spots commonly present. | Missouri, Kansas, Arkansas, Oklahoma | Keokuk Formation of the St. Joes Group |
Kimmswick Chert |
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Opaque and gray in color. Sparse black speckles are formed by pyritiferous particles. | Missouri, Arkansas | Kimmswick Formation |
Lafayette Chert |
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Most commonly ranges from brown to tan, greyish tan, yellowish tan, or cream, less common white and black occur. Mottling or rarely banded | Missouri, Illinois, Arkansas, Louisiana, Mississippi | Lafayette Gravel Formation |
Lafayette Quartzite |
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Missouri, Illinois, Arkansas, Louisiana, Mississippi, Tennessee | Lafayette Gravel Formation | ||
Lenora Park Chert |
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Light gray | Texas | |
Leon River Chert |
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Wide range of colors including shades of brown, gray, and white. | Texas, Oklahoma | Leon River Gravels (various formations) | |
Lindsey Bridge Chert |
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Ranges in color from white to tan or blue. | Missouri, Oklahoma, Arkansas | Lindsey Bridge Limestone Member of the Moorefield Formation |
Llano River Chert |
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Wide range of colors including shades of brown, gray, and white. | Texas | Llano River Gravels |
Manning Fused Glass |
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Colors of grayish white, black, red, and purple. | Texas | Manning Formation | |
Marble Falls Chert |
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Ranges from a dark gray to black | Texas | Marble Falls Limestone Formation |
Mazarn Chert |
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Glossy black | Arkansas, Oklahoma | Mazarn Shale Formation |
McKnight Chert |
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Ranges from a dark gray to black. | Texas | McKnight Formation of the Atascosa Group |
Mill Creek Chert |
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Vary from white to gray, grayish brown, orange white to orange gray, or pale blue to black. Concentric banding may be present | Illinois, Kentucky, Missouri, Mississippi, Arkansas | Salem / Ullim Limestone formation |
Moyers Chert |
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Ranges from a dark greenish gray to black | Oklahoma | Moyers Formation |
Neva Chert |
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White | Kansas, Nebraska, Oklahoma | Neva Limestone Member of the Grenola Formation |
Novaculite (Generic Type) |
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Range from white to light gray or black | Texas, Coahuila, Arkansas, Oklahoma, Louisiana | Varies | |
Nueces River Chert |
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Colors ranges from white to shades of brown or gray. | Texas | Varies |
Ogallala
Orthoquartzite AKA: Bijou Hills Silicified Sediment and Sugar Rock |
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Colors can vary, but most common colors are light to dark gray, tan, white, pink, maroon, or golden | Colorado, Kansas, Nebraska, Oklahoma, Texas | Ogallala Formation | |
Ogallala Silicified
Sediment AKA: Ogallala Chert |
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Ranges from a buff to a reddish color or gray. Quartz inclusions form speckles in the material. | Nebraska, Kansas, Colorado, Oklahoma, Texas | Ogallala Formation | |
Oolagah Chert |
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Ranging in color from varying shades of grays to bluish gray with banding or mottling . | Oklahoma | Oolagah Limestone Formation, Tulsa Group |
Osage Chert Osage Undifferentiated Chert |
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Ranges from a white to light gray or light brown. Occasionally gray to dark gray mottling is present. | Missouri, Illinois, Kansas, Oklahoma, Arkansas | Osage Series |
Ouachita Novaculite AKA: Pinetop Chert |
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Range from white to light gray or black | Oklahoma | Ouachita Novaculite Formation | |
Owl Creek Black Chert Edwards Chert variation |
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Ranges from a dark gray to black, small white speckles may be present. | Texas | Edwards Limestone Formation |
Palmwood AKA: Petrified Palmwood |
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Ranges from white to yellowish white or cream with specks or streaks of
brown to yellowish brown. |
Texas, Louisiana, Mississippi, Nuevo Leon, Tamaulipas | Catahoula Formation | |
Pedernales River Amoeba Chert AKA: Amoeba Chert, Abiquiq Chert |
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Ranges in color from light tan to dark brown. | Texas | Edwards Limestone Formation | |
Penters Chert AKA: Pinters Chert |
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Ranges from a highly variegated ranging from medium to dark gray, bluish gray, grayish brown, or mottled ranging white to pale gray or pale brown. | Arkansas, Missouri | Penters Formation | |
Penters Chert Breccia |
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Primary color of white, gray, or brown with a variable color of white, gray, red, or brown | Arkansas | Penters Formation |
Petrified Wood AKA: Agatized Wood, Opalized Wood |
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Vary in color based on the minerals present during the process | North America | Varies | |
Peoria Chert AKA: Tahlequah Chert |
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Primarily white but ranges to a pale yellowish what to a yellowish brown or pink | Oklahoma, Missouri, Arkansas, Kansas | Tahlequah Member of the Moorefield Formation |
Pierson Chert |
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Ranges in color from a mottled gray, cream, and brown to light blue or brick red | Arkansas, Missouri | Pierson Formation of the Osagean Series |
Pinetop Chert AKA: Brushy Creek Chert |
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Ranges in color from a white to a beige or light to dark gray. | Oklahoma, Arkansas | Pinetop Formation |
Pisgah Ridge Chert AKA: Tehuacana Chert |
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Black with small white speckles weathering white | Texas | Tehuacana Limestone Member of the Kincaid Formation |
Pitkin Chert |
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Ranges from a dark bluish gray to black with light blue occurring. White speckles commonly present | Arkansas, Oklahoma, Missouri, Kansas | Pitkin Limestone Formation |
Plattin Chert |
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Ranges from a dark bluish gray to black with light blue occurring. White speckles commonly present | Arkansas, Missouri, Illinois | Plattin Formation |
Polk Creek Chert |
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Black | Arkansas | Polk Creek Shale Formation |
Potter Chert |
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Mottled with shades of white, gray, blue, and yellow. | Texas | Potter Member of the Ogallala Formation |
Pumpkin Creek Chert |
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Bluish color | Oklahoma | Pumpkin Creek Limestone Formation |
Ranger Chert |
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Brown | Texas | Ranger Limestone Member of the Brad Formation |
Red River Jasper AKA: Kiamichi Chert |
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ranges from an orangish red to a greenish gray with iron pyrite inclusions commonly present. | Oklahoma, Arkansas, Texas | Possible Woodford Formation | |
Reed's Spring Chert AKA: Carr Branch Chert |
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Opaque chert ranging in color from a bluish gray to a light gray or yellowish brown. | Missouri, Arkansas, Oklahoma, Kansas | <Reed Springs Formation |
Rhyolite (Generic Type) |
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Gray to grayish black, flow banding may be present alternating from light to darker gray | North America | Volcanic Activity | |
Root Beer Chert Edwards Chert variation |
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Ranges from a medium to dark brown or grayish brown and may range from homogenous to having swirls or streaking | Texas | Edwards Limestone Formation |
Schroyer Chert AKA: Wreford Type B |
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Ranges from bluish gray to a gray and may be mottled or splotched with darker gray with speckles of small white fossils | Kansas, Nebraska, Oklahoma | Schroyer Member, Wrenford Limestone Formation |
Skiatook Agatized Wood |
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Shades of white, gray, and brown with wood grain and rings commonly present. | Oklahoma | ||
Smithville Chert |
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Black | Oklahoma | Smithville Chert Member of the Stanley Shale Formation |
Smoky Hills Jasper AKA: Alma, Graham, Niobrara, Republican River Jasper |
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Vary in color from a mustard brown or caramel brown to a chalky or creamy white, less commonly red, green, or black does occur, Inclusions and dendrites may be present | Kansas, Nebraska, Oklahoma | Smoky Hills Member of the Niobrara Chalk Formation | |
St. Louis Green
Chert AKA: St. Louis Formation Chert |
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Varying shades from light gray green to yellow green | Illinois, Indiana, Kentucky, Tennessee, Missouri, Arkansas | St. Louis Formation |
Stanley Chert |
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Ranges from a dark greenish gray to black | Oklahoma | Stanley Shale Formation |
Ste. Genevieve Chert AKA: Old Blue Chert |
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Ranges from light to medium blue, gray, and black, to olive gray and yellowish gray with gray concentric bands commonly present | Illinois, Indiana, Missouri, Kentucky, Arkansas | Ste. Genevieve Limestone Formation |
Stockweather Chert |
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Ranges from yellowish to a pale whitish yellow | Texas | Stockweather Limestone Member of the Pueblo Formation |
Tahlequah Chert |
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Ranges from a white to a light gray and may have spotting of a olive gray. | Oklahoma | Tahlequa Member of the Moorefield Formation |
Talihina Chert |
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Upper member is a stratified blue, greenish, and white while the lower member is a stratified black, bluish, and white | Oklahoma | Talihina Chert Member |
Tecovas Jasper AKA: Quitague Jasper |
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Ranges from variegated or mottled red, blue, purple, brown, cream, and white | Texas, New Mexico, Oklahoma | Tecovas Formation |
Tessman Ranch Wood |
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Colors of yellow, tan, browns, and white with rings or grains commonly present. | Texas | ||
Three Mile Chert Wreford Chert Variant AKA: Wreford Chert type A, Fourmile Chert |
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Yellowish brown | Kansas, Oklahoma | Threemile Limestone Member, Wreford Limestone Formation, Permian Group |
Tuff AKA: Solidified Volcanic Ash |
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Contains greater than 75 volcanic ash and ranges from white to tan, gray or pink. | North America | Volcanic activity | |
Turkey Creek Chert |
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Ranges from a white to a light gray | Oklahoma | Turkey Creek Inlier |
Uvalde Chert AKA: Twelvemile Creek Chert |
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Ranges from most commonly from tan to brown with white, blue, gray, and pink cherts also occurring. | Texas, Tamaulipas | Uvalde Gravels | |
Viola Chert |
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Ranges from a light tan color to light gray or bluish | Oklahoma | Viola Limestone Formation |
Wapanucka Chert |
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Mottled and striated gray chert. | Oklahoma, Arkansas | Wapanucka Member of the Atoka Formation |
Webber's Falls Siltstone AKA: Arkansas Argillite |
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Ranges from a greenish gray to dark gray or black. | Oklahoma, Arkansas | Webber's Falls Member of the Atoka Formation | |
Willis Chert |
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Great variation of color, most commonly shades of brown and tan, but may range to white to pink or black. Petrified Wood also occurs. | Texas, Louisiana, Nuevo Leon, Tamaulipas | Willis Gravel Formation |
Woodford Chert |
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Ranges in color from a light gray to a light olive gray or black. Lighter variations do occur ranging from a pale yellow to a tan. | Oklahoma | Woodford Formation |
Wreford Chert Type A AKA: Three Mile Chert |
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Ranges from a buff or tan to a grayish tan color, medium fine grain | Kansas, Oklahoma | Threemile Limestone Member, Wreford Limestone Formation |
Wreford Chert Type B AKA: Schroyer Chert |
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Ranges from a bluish gray to a gray and may be mottled or splotched with darker gray with speckles of small white fossils | Kansas, Oklahoma | Schroyer Limestone Member, Wreford Limestone Formation |
Wreford Chert Type C |
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Ranges from a brownish gray to a bluish gray or dark gray with prominent banding | Kansas, Oklahoma | Wreford Limestone Formation |