Black Anorthoclase Crystal Clustrer
Black Anorthoclase Crystal Clustrer from Tjolling, Norway
Collection American Museum of Natural History
Description Crystal cluster of black Anorthoclase, a rare member of the feldspar group. Specimen on exhibit in the tectosilicates themed display case at the American Museum of Natural History in New York.
Locality Tjolling, Norway
Dimensions
Specimen Grade B
Photograph Hershel Friedman Photo

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