Arfvedsonite Image

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Arfvedsonite

Mineral:

Arfvedsonite: NaNa2(Fe++4Fe+++)Si8O22(OH)2

Comments:

Prismatic crystals of black arfvedsonite in white feldspar matrix.

Location:

Kangerdluarsuk, Ilímaussaq Massif, Greenland.

Scale:

8x3x3 cm.

Copyright:

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