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Rutile var. Struverite, ex Columbia Univ.-AMNH Coll.
- Nova Era, Minas Gerais, Brazil
- Thumbnail, 2.2 x 1.7 x 1.7 cm
- Start Time: 10/18/2012 6:30:00 pm (CDT)
- End Time: 10/25/2012 6:30:00 pm (CDT)
- Auction Closed
Item Description
Struverite is the uncommon Ta- and Fe-bearing variety of rutile. This is a euhedral, lustrous, metallic-gray, floater crystal with very interesting striated, nubby faces. It looks like a metallic pine cone. A rare and uncommon form from an obscure Minas Gerais locale. It could be Barra do Cuite, Conselheiro Pena, Doce valley and comes with a 1970s-80s label from respected dealer R.V. Gaines. Ex Columbia University-American Museum and Eugene Carmichael Collections.