Color: Bonner Quartzite ranges from most commonly pinkish gray to pale
red. Less commonly reddish gray to red or greenish gray.
Texture: Medium to Fine grain
Luster: Vitreous
Translucency: Opaque
Silica Fabrics / Fossils:
Patina:
Heat Treatment:
Knapping:
Distribution:
Bonner Quartzite is associated with the Bonner Quartzite Member (middle
member) of the
McNamara Formation, Missoula Group of northwestern Montana.
Primarily found as glacial scours.
Projectile point made from this material:
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