Lamar Valley Petrified Wood
Includes: Amethyst Mountain, Specimen Ridge, and
Fossil Forest Petrified Wood
Description of Physical Characteristics:
Color:
Lamar Valley
Petrified Wood ranges from reds to yellows with inclusions of milky white.
"Wood grain" and rings are present in the material. The outer
cortex ranges from chalky whites to pale yellows.
Texture: Medium to fine grain
Luster: Dull cortex to waxy interior
Silica Fabrics / Fossils:
Patina:
Heat Treatment:
Knapping:
Distribution:
Lamar Petrified Wood is associated with the Lamer River
Formation, Absaroka Volcanic Supergroup of Yellowstone. Primarily found
in the Lamar Region including Amethyst Mountain, Specimen Ridge and
Fossil Forest in Yellowstone.
Projectile point made from this material:
Pictures Provided By:
References: (See Reference Page, Entry Number):
Similar Material:
Commonly made projectile point from this material:
Archaeological Context:
