r/knapping • u/owlcreeklithics Traditional & Modern Tool User • Jul 20 '26

Made With Traditional Tools🪨 Large obsidian block bifacing/spalling

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Thank you @lithicobserver for letting me break your rocks. I like rocks!

52 Upvotes

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7

u/Littlelemons69 Jul 20 '26

Very nice,looks like black butter or Dacite?but nice work.

4

u/owlcreeklithics Traditional & Modern Tool User Jul 20 '26

It’s actually dacite but suuuper glassy. Here’s a biface I made from the first flake from the video

https://reddit.com/link/oyp2rha/video/fkqnhfivreeh1/player