Calico Mountains Thunderegg

From the Calico Mountains near McDermitt, Nevada

Simple but beautiful, this uncommon Calico Mountains thunderegg has a mottled brown outer matrix with tiny metallic flecks. inside is beautiful translucent light blue and clear agate fortification lines around a central crystal cave.

Size: 2 1/4"w x 2 1/4"h x 1 1/8"d. Weight: 4 oz

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