White River Group Plate Chalcedony AKA: Badlands Plate Chalcedony
Natural Form:
Description of Physical Characteristics:
Color:
White River Group Plate is 1/4 inch thick ranging from clear to milky
white with a rough milky white cortex.
Texture:
Fine Grain
Luster:
Silica Fabrics / Fossils:
Patina:
Heat Treatment:
Knapping:
Distribution:
Distribution Comments:
White River Group Plate Chalcedony is found in veins 1/4 inch thick in
the across the White River Badlands of northwestern Nebraska and southern
South Dakota.
Projectile point made from this material:
Pictures Provided By:
Walter Williams
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