See us at Buena Vista, Colorado August 8-11, 2019. We'll be at the Miners Co-op in Denver September 6-15, 2019.

Agates

Agate is a rock made mostly of cryptocrystalline silica, chiefly chalcedony,
alternating with microgranular quartz. It is known for its makeup of
fine grain, and color variations. Agates are mostly known for being
connected to rocks volcanic origin. 
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