Cryptomelane Adamite 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.

For more than thirty (30) years, Excalibur Mineral Corp. has been providing private collectors, researchers, major universities and museums throughout the world with reliably identified, rare and unusual mineral samples for science an

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

Your premier supplier of quality mineral specimens from Southern Africa and the world at large

Adamite, Cryptomelane

Large Adamite Image

Mineral:

Adamite: Zn2(AsO4)(OH)
Cryptomelane: K(Mn++++,Mn++)8O16

Comments:

Black, rounded balls of cryptomelane and purple, transparent adamite.

Location:

Ojuela mine, Mapimi, Druango, Mexico.

Scale:

Not Given.

Copyright:

© Lou Perloff / Photo Atlas of Minerals

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