▲ 59 r/askgeology
How did this happen???
This is a piece of Rhyolite that I found near the Grimes Point Archeological site outside of Fallon, Nv. I’m tempted to polish it, but the “projectile” piece is very thin. I’m afraid I’d polish it away. Any idea how this formed?
u/New-Name3338 — 4 days ago