Description: Specimen: Pyrargyrite, Silver, Sphalerite Locality: Porco, Agua de Castilla, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia Dimension: 3.5 x 1 x 4.5 cm. Weight: 62 grams Very nice cut and hand-polished specimen of solid deep red/black pyragyrite with lesser native silver and a little acanthite and sphalerite from the famous ancient silver mining district of Porco. A wonderful example of 'bonanza grade' silver ore from a locality mined since the 1500s(!) by the Spanish and possibly even earlier by paleo-Indian peoples. Rare!!
Price: 135 USD
Location: Denver, Colorado
End Time: 2024-10-19T17:43:37.000Z
Shipping Cost: N/A USD
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