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Preiswerkite
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| Mineral: | Preiswerkite: NaMg2Al3Si2O10(OH)2 | ||||
| Comments: | Pale green fine grained preiswerkite masses in dark amphibolite rock. | ||||
| Location: | Geisspfad, Binnental, Valias, Switzerland. | ||||
| Scale: | See Photo. | ||||
| Copyright: | © Jeff Weissman / Photographic Guide to Mineral Species | ||||
| Counter: | This Image has been shown 287 times | ||||
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