Swinefordite Image

McDougall Minerals sells high-quality mineral specimens from all over the world to collectors of all levels, from beginners to connoisseurs

Hudson Institute of Mineralogy

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.

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

Swinefordite

Large Swinefordite Image

Mineral:

Swinefordite: (Li,Ca0.5,Na)0.72(Li,Al,Mg)2.66(Si,Al)4O10(OH,F)2·2(H2O)

Comments:

Dark green leathery swinefordite coating on pegmatite.

Location:

Foote Mine, King's Mountain, Cleveland County, North Carolina, USA.

Scale:

See Photo.

Copyright:

© Jeff Weissman / Photographic Guide to Mineral Species

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