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Arfvedsonite, Orthoclase


Arfvedsonite : [Na][Na2][Fe2+4Fe3+][(OH)2|Si8O22], Orthoclase : K[AlSi3O8]

Photo Copyright © Peter Haas  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Mt Malosa, Zomba District, Malawi
Group of well terminated prismatic crystals to 2.8 cm, on orthoclase. Specimen size: 5.5 x 4.5 x 4.5 cm. P Haas photograph and collection (no. 86-008).

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