Vermiculite Image |
Mineral: | Vermiculite: (Mg,Fe++,Al)3(Al,Si)4O10(OH)2ยท4(H2O) | |||||
Comments: | Micaceous vermiculite book. | |||||
Location: | Brinton's Quarry, near West Chester, Chester County, Pennsylvania, USA. | |||||
Scale: | See Photo. | |||||
Copyright: | © Jeff Weissman / Photographic Guide to Mineral Species | |||||
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