Description

Obsidian is a volcanic glass that is found in the western USA & Mexico. It's well known for its ease of work ability thus making it a great choice for any skill level knapper. Your purchase will contain 10lbs of premium (Grade-A) spalls that range from 4-7 inches long & are a great choice for the beginner to expert knapper. Stone shown in the picture is an example of what to expect. Actual pieces may very. Skill Range: Beginner to Expert. Black Obsidian Spalls | 10lbs

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