Biggs Jasper Rough from Oregon

Biggs Jasper is an opaque, microcrystalline form of quartz. As with any microcrystalline quartz, it is hard and takes an excellent polish with cerium or tin oxide.

Ruler is in INCHES.

Biggs Jasper Cabochon
Example of Biggs Jasper Cabochon
Note: Not cut from material below.

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