The Learning Center

Lithic Material Types for Section 11

Including the States: WA, OR, ID.

Under Construction

If you have any types to add to this section, please email Peter Allen at pallenrocks@earthlink.net

  • Allenby Chert

  • Basalt

  • Chalcedony: Flint, Agate, Chert etc.

  • Jasper - Western Washington Group

  • Jasper - Eastern Washington Group

  • Knife River Flint

  • Hozomeen: Chert, Chalcedony, Jasper

  • Nephrite / Jade

  • Obsidian

  • Petrified Wood

  • Petrified Bog

  • Slate

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