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Samuelsonite : (Ca,Ba)Ca8Fe2+2Mn2+2Al2[(OH)2|(PO4)10] |
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Palermo No. 1 Mine (Palermo #1 pegmatite), Groton, Grafton Co., New Hampshire, USA
A crystal of Samuelsonite. Picture size 2.2 mm. Photographer and collection Thomas Witzke. |
| © Thomas Witzke | Photo ID: 13452 View Count: 611 |
Samuelsonite : (Ca,Ba)Ca8Fe2+2Mn2+2Al2[(OH)2|(PO4)10] |
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Palermo No. 1 Mine (Palermo #1 pegmatite), Groton, Grafton Co., New Hampshire, USA
A 3 mm prismatic, colourless crystal of Samuelsonite embedded in matrix exhibiting typical habit and striations from the type locality, the Palermo no 1 mine, N.H., USA. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 80162 View Count: 249 |