Fluornatromicrolite Image |
Mineral: | Fluornatromicrolite: (Na,Ca,Bi)2Ta2O6F | |||||
Comments: | Dark green crystals of fluornatromicrolite in massive white albite.. | |||||
Location: | Alto Quixaba Pegmatite, Quixaba, Frei Martinho, Paraiba, Brazil. | |||||
Scale: | Specimen size 3.8 cm. | |||||
Copyright: | © Thomas Witzke | |||||
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