Manganoneptunite Image

Hudson Institute of Mineralogy

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

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

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.

Manganoneptunite

Large Manganoneptunite Image

Mineral:

Manganoneptunite: KNa2Li(Mn,Fe++)2Ti2Si8O24

Comments:

Dark brown crystal of mangan-neptunite on matrix.

Location:

Kibblehouse quarry, Perkiomenville, Pennsylvania, USA.

Scale:

Not Given.

Copyright:

© Lou Perloff / Photo Atlas of Minerals

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