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Almandine : Fe2+3Al2[SiO4]3 | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA A 4 mm orange-red garnet crystal. P. Cristofono specimen and photo. Field collected May 14, 2006 on a Maine Mineral Symposium field trip. |
| © 2006 Peter Cristofono | Photo ID: 61751 View Count: 249 |
Almandine : Fe2+3Al2[SiO4]3 | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA 1 cm almandine crystal in quartz. P. Cristofono specimen and photo -- field collected in 2007. |
| © 2007 Peter Cristofono | Photo ID: 111543 View Count: 129 |
Almandine : Fe2+3Al2[SiO4]3 | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA 1 cm crystal. P. Cristofono specimen and photo. Field collected in 2007. |
| © 2007 Peter Cristofono | Photo ID: 111640 View Count: 108 |
Almandine : Fe2+3Al2[SiO4]3 | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA A 3 cm (1.25 inch) crystal of dark red-brown almandine collected by Linda Frahm in 2007. P. Cristofono photo. |
| © 2007 Peter Cristofono | Photo ID: 111528 View Count: 98 |
Apatite-(CaF) : Ca5[F|(PO4)3] | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA 22 mm green fluorapatite crystal, probably the manganoan variety (manganapatite). Strong yellow fluorescence in SW ultraviolet light. P. Cristofono specimen and photo. Field-collected May 14, 2006 on a Maine Mineral Symposium field trip. |
| © 2006 Peter Cristofono | Photo ID: 61763 View Count: 210 |
Beryl : Be3Al2Si6O18 | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA Portion of giant beryl crystal cluster in rose quartz and tan microcline. Longest measured crystal in cluster was 5.49 x 1.07 x ~1.07 meters. Photo shows part of the cluster. There were ten crystals in the cluster all larger than 3 meters long. Weight was estimated to about 200 metric tons, but that amount was undoubtedly an exaggeration. Man ... |
| Photo ID: 158144 View Count: 282 | |
Beryl : Be3Al2Si6O18 | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA 2 cm greenish-yellow crystal. Specimen is quite radioactive. P. Cristofono specimen and photo. Field-collected May 14, 2006 on a Maine Mineral Symposium field trip. |
| © 2006 Peter Cristofono | Photo ID: 61762 View Count: 241 |
Beryl (Var: Heliodor) : Be3Al2Si6O18 | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA 24 mm golden beryl crystal. P. Cristofono specimen and photo. Field-collected May 14, 2006 on a Maine Mineral Symposium field trip. |
| © 2006 Peter Cristofono | Photo ID: 61761 View Count: 271 |
Beryl (Var: Heliodor) : Be3Al2Si6O18 | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA Golden beryl crystals, 19 mm and 25 mm. P. Cristofono specimen and photo. Field collected on a 2006 Maine Mineral Symposium field trip. |
| © 2006 Peter Cristofono | Photo ID: 61858 View Count: 222 |
Cryptomelane : K(Mn4+,Mn2+)8O16 | |
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Bumpus Quarry, Albany, Oxford Co., Maine, USA Black manganese oxide dendrites. View is about 2 cm across. P. Cristofono specimen and photo. Field-collected May 14, 2006 on a Maine Mineral Symposium field-trip. |
| © 2006 Peter Cristofono | Photo ID: 61859 View Count: 274 |
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