| NICE 6.5 CT CHLORASTROLITE-GREENSTONE: CENTRAL EXPLORATION MINE, MICHIGAN: NR! | |
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Description: Its all greenstone and the top has been lightly polished and the bottom of the piece is all natural and has not been polished at all. The mine went into production from 1934-1936 and again from 1942-1945 during World War II.Winning Bid: USD $32 - 15 bids (Year Sold: 2020 ) |
Found near: Michigan, United States
Approx/Nearest City GPS Coordinates (Lat, Long): (, )
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