LARGE RICH NATIVE SILVER SLAB: FRONTIER MINE, COBALT, ONTARIO CANADA- RARE

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LARGE RICH NATIVE SILVER SLAB: FRONTIER MINE, COBALT, ONTARIO CANADA- RARE:
$239.99

For your consideration is this excellent large slab of very rich Native Silver in brecciated calcite matrix from the Siscoe Mine, Gowganda, Cobalt District, Ontario, Canada. An exceptional specimen from an unusual Cobalt District mine, showing very rich native silver with no arsenide minerals in a matrix of brecciated calcite cementing Nipissing Diabase wallrock. Classic!!
Specimen Dimensions: 17 x 10.5 x 2 cm. Weight: 938 grams