Duncan Obsidian
Description of Physical Characteristics:
Color:
Duncan Obsidian is a smoky gray..
Texture: Fine grain
Luster:
Translucency: Translucent
Silica Fabrics / Fossils:
Patina:
Heat Treatment:
Knapping:
Distribution:
Distribution Comments:
Duncan Obsidian is associated with Ash Peak Volcanics occurring as
marekanites / nodules (up to 44 mm) about 5 km northwest of Duncan on
the west side of the Gila River, Greenlee County, Arizona.
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:
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