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Name |
Also
Known As |
Variations |
Distribution Complete |
Description Complete |
Pictures Added |
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F. Rupp Wood (Type 1) |
Colorado |
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F. Rupp Wood (Type 4) |
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Fairburn Agate |
Tee
Pee Canyon Agate |
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Fairburn Conglomerate |
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Fairmont Jasper |
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Fall Creek Chert |
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False Pass Obsidian |
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Fandango Pass Obsidian |
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Fantasia Jasper |
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Farmington Chert |
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Fayetteville Chert |
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Fayetteville Iron Stone |
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Felix's Buckthorn Wood |
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Felsite |
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Feltville Quartzite |
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Ferdinand Chert |
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Fern Glenn Chert |
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Fernvale Chert |
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Ferruginous Quartzite |
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Ferruginous Sandstone |
Ironstone |
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Field Siding Palm Wood |
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Fiesta Jasper |
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Fingerprint Chert |
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Fire Agate |
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Fire Engine Jasper |
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Fire Obsidian |
Flame
Obsidian |
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Fire Palm Root |
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Firetower Rhyolite |
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Fish Haven Chert / Dolomite |
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Fisher Quartzite (BC) |
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Fisher Quartzite (Texas) |
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Fishpot Chert |
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Flambeau Quartzite |
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Flat Black Chert |
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Flat Wood Chert |
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Flathead Quartzite |
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Flattop Butte Chalcedony |
Chadron Formation Chalcedony, Scenic Chalcedony, West Horse
Chert |
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Flemming Chert |
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Flint Clay |
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Flint Hill Chert |
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Flint Hills Gray Chert |
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Flint Hills Green Chert |
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Flint Hills Quartzite |
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Flint Ridge Chert /Chalcedony |
Van
Port Chert, Raccoon Creek Chert and Ribbon Flint |
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Flint River Chert |
Butterscotch Chert |
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Flint River Jasper |
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Flint Run Jasper |
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Flora Wood |
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Florence Chert - Type A |
Kay
County Cher, Hardy Quarry Chert |
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Florence Chert - Type B |
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Florence County Fort Payne Chert |
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Florissant Wood (Type 1) |
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Florissant Wood (Type 2) |
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Flow Banded Rhyolite |
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Floyd Church Metamorphosed Mudstone |
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Floyd Church Siltstone |
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Floyds Knob Chert |
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Foraker Chert |
Four
Ace Chert |
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Ford Lake Chert |
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Fordyce Wood |
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Foreknob Conglomerate |
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Forest Hill Chert |
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Fort Ann Chert |
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Fort Chiswell Chalcedony |
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Fort Collins Sandstone |
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Fort Erie Chert |
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Fort Hood Chert |
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Fort Payne Chert |
Muldraugh Chert, Knobs Chert |
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Fort Pena Chert |
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Fort Pickett Jasper |
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Fort Riley Chert |
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Fort Union Porcellanite |
Metamorphosed Siltstone, Baked Shale, Powder River Chert, Fired
Brick, Natural Brick |
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Fortune Chert |
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Fossil Hematite |
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Fossil Hill Chert |
Collingwood Chert, White Chert |
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Fossilized Ivory |
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Four Corners Jasper |
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Four Mile Creek Chert |
Laurel
Chert, Raisch-Smith Chert, Salamonie Chert |
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Fox Hills Chalcedony |
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Fox Turquoise |
Cortez
Turquoise |
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Franciscan Chert |
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Franklin Canyon Chert |
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Franklin Mountain Chert |
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Franklin Pearl Limestone |
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Freeport Chert |
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Frenchie Creek Rhyolite |
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Friedman Wood |
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Frisco Chert |
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Frog Mountain Chert |
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Frog Skin Turquoise |
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Front Range Wood (Type 1) |
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Front Range Wood (Type 2) |
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Front Range Wood (Type 3) |
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Fruita Wood |
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Fryite Jasper |
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Funnel Creek Chert |
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Furnace Creek Siltstone |
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Fusulinid Chert |
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