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Phosphuranylite : (H3O)3KCa(UO2)7[O|PO4]4 · 8H2O |
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Ruggles mine, Grafton, Grafton Co., New Hampshire, USA
Quartz matrix partially coated on all sides with yellow micro crystals of phosphuranylite. Under magnification distinct crystals are easily seen. Originally collected by Ray and Alvin Schortmann ca. 1938-40. Ex. R. D. O'Donnell collection #F-36. Overall size of mineral specimen: 6.5x3x3 cm. |
| © 2002 John H. Betts | Photo ID: 3339 View Count: 613 |
 Phosphuranylite : (H3O)3KCa(UO2)7[O|PO4]4 · 8H2O |
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Ruggles mine, Grafton, Grafton Co., New Hampshire, USA
A small specimen of brilliant yellow uranium secondaries, probably largely phospuranylite and autunite, on quartz matrix. Tiny elongated crystals are visible under magnification in some areas and phosphuranylite is also present on the reverse of the piece. The specimen shows weak green fluorescence in some areas. Self collected 2006. Overall ... |
| © AK2008 | Photo ID: 167322 View Count: 122 |
Phosphuranylite : (H3O)3KCa(UO2)7[O|PO4]4 · 8H2O |
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Ruggles mine, Grafton, Grafton Co., New Hampshire, USA
Platy phosphuranylite, 1.5 cm area of coverage. S409-210
Excalibur Mineral Company specimen. |
| © 2009, JGW | Photo ID: 263356 View Count: 7 |
