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Mineral News was founded some twenty years ago and has developed a following of
avid mineral collectors seeking timely information about new finds and other items
of interest to the collector community. Articles are solicited from collector and scientific authors.
Calumetite
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| Mineral: | Calumetite: Cu(OH,Cl)2·2(H2O) | ||||
| Comments: | Light blue botryoidal coatings of calumetite on tarnished copper with green paratacamite. | ||||
| Location: | Centennial Mine, Houghton County, Michigan, USA. | ||||
| Scale: | See Photo. | ||||
| Copyright: | © Jeff Weissman / Photographic Guide to Mineral Species | ||||
| Counter: | This Image has been shown 394 times | ||||
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