Colorful Scottsbluff found in Oklahoma. Diamond Cross Section, Nicely ground basal Edges. GreatHeartland Artifact Auctions4.7(911)$10Sep 6, 2026
Incredible 2 3/4" Rhyolite Scottsbluff, Clay Co. Arkansas. Motley COA. Great example made out of aHeartland Artifact Auctions4.7(911)$120(3 bids)Sep 6, 2026
Incredible Knife River Flint Alberta / Scottsbluff. Rogers COA. Found by Bill Hudson at the HudsonHeartland Artifact Auctions4.7(911)$36(4 bids)Sep 6, 2026
