Efremovite Image

John Betts - Fine Minerals, New York. Dealers of Fine Minerals and Natural Crystal Clusters since 1989. We buy rock collections, we buy gem collections, we buy mineral collections.

Weinrich Minerals, A Dealer in Fine Mineral Specimens - Since 1989. We buy collections and single high quality specimens.

Hudson Institute of Mineralogy

Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.

Efremovite

Large Efremovite Image

Mineral:

Efremovite: (NH4)2Mg2(SO4)3

Comments:

White, massive efremovite. The mineral is hygroscopic and must be stored in a closed box.

Location:

Ronneburg U deposit, Gera district, Thuringia, Germany.

Scale:

Picture size 6 mm.

Copyright:

© Thomas Witzke / Abraxas-Verlag

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