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Black inclusions possible
simply repurchase the 1lb lot of that stone
and antiquities expert at an auction houses
It contains bright and deep green banding
Copper Sphere 2" - large Arrowheads Black inclusions possibleMichigan's Keweenaw Peninsula is considered the most important locality in the world for pure native copper Mining began in 1845 and continued through 1982, and over 7 million tons of refined copper were recovered from the mines. At the turn of the 20th century it led the world in copper production and "Lake Copper" was the purity standard. The chemical symbol for copper is Cu. Beautiful shiny copper sphere, made from solid copper casting. 2" diameter
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