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Aphrosiderite (Chamosite) ps. Almandine (very large XL!)
- Spurr Mine, Michigamme area, Baraga Co., Michigan
- Small Cabinet, 7.5 x 6.0 x 5.3 cm
- Start Time: 06/14/2013 6:30:00 pm (CDT)
- End Time: 06/20/2013 6:30:00 pm (CDT)
- Auction Closed
Item Description
Aphrosiderite is an old non-approved member of the Chlorite Group. It is iron-rich chlorite equivalent to chamosite. A large, floater, textbook dodecahedral almandine garnet crystal has been pseudomorphed by chamosite. This is a classic species from the old iron mines of Baraga County. Rare, large and excellent material from the Dennis Mullane Collection ; and comes with a faded Bourget Brothers label dating from the 1950 or 60s. this is one of the largest such examples we have seen. valued $800