|Dimensions (mm)||not provided|
|Weight (carats)||not provided|
COPPER SILVER SPECIMEN
This is a natural specimen mined at the Caledonia mine in Ontonagon Co USA.It has natural silver with the copper which is a rare occourance..Ideal as a specimen or made in to a natural pendant.
Weight 14.06 cts app
Size 17 x 12 x 7 mm app
Copper, as native copper, is one of the few metals to naturally occur as an un-compounded mineral. Copper was known to some of the oldest civilizations on record, and has a history of use that is at least 10,000 years old. Some estimates of copper's discovery place this event around 9000 BC in the Middle East .A copper pendant was found in what is now northern Iraq that dates to 8700 BC. Color
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