FindingRocks.com - Large Native Copper+Silver Specimen from Keweenaw County Michigan- 262 gr

Large Native Copper+Silver Specimen from Keweenaw County Michigan- 262 gr

This specimen is not for sale, and was archived from an external source for the purpose of preserving and sharing its geologic, geographic, and collector value.

Description: , as well as scandium and yttrium. Minerals could be the size of boulders! 262 gr, 113x40x35 mm. The oldest rocks in Sweden date to the Archean Eon, more than 2.7 billion years ago. As a result, you can actually find here fluorescent quartz, which typically is not fluorescent.
Winning Bid: USD $51 - 2 bids (Year Sold: 2021 )

Found near: Michigan, United States
Approx/Nearest City GPS Coordinates (Lat, Long): (, )

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