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Surinamite : (Mg,Fe)3Al4BeSi3O16 |
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Christmas point pegmatite, Khmara Bay, Casey Bay, Napier Complex, Enderby Land, Eastern Antarctica, Antarctica
Marine blue surinamite grains in quartz-cordierite-biotite veinlet of Edward Grew #2292B specimen (see it in sillimanite gallery). FOV ~3.2x2 mm. Pavel M. Kartashov collection and photo. |
| © Pavel M. Kartashov | Photo ID: 72812 View Count: 448 |
Surinamite : (Mg,Fe)3Al4BeSi3O16, Khmaralite : (Mg,Al,Fe)16[(Al,Si,Be)12O36]O4 |
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Zircon point pegmatite, Khmara Bay, Casey Bay, Napier Complex, Enderby Land, Eastern Antarctica, Antarctica
Marine-green Surinamite grains in biotite-khmaralite matrix. FOV is ~2x1.8 mm. Part of the holotype specimen of Edward Grew #2234L. Pavel M. Kartashov collection and photo. |
| © Pavel M. Kartashov | Photo ID: 72756 View Count: 224 |