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Biotite | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Crystal with 1x4,5x4,5cm - July of 1974 |
| © Martins da Pedra | Photo ID: 53326 View Count: 2154 |
Biotite | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Crystal with 9x7,5x2,5cm - July of 1974 |
| © Martins da Pedra | Photo ID: 53270 View Count: 499 |
Biotite | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Crystal with 11,5x5x2,5cm - July of 1974 |
| © Martins da Pedra | Photo ID: 53331 View Count: 304 |
Biotite | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Crystal with 7x5x1,5cm - July of 1974 |
| © Martins da Pedra | Photo ID: 53329 View Count: 267 |
Biotite | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Crystal with 8x4x1cm - July of 1974 |
| © Martins da Pedra | Photo ID: 53330 View Count: 261 |
Biotite | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Crystal with 8x5x0,7cm - July of 1974 |
| © Martins da Pedra | Photo ID: 53328 View Count: 252 |
Phlogopite : KMg3[(OH,F)2|AlSi3O10] | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Plate with 0,5x8x8cm - April of 1973 |
| © Martins da Pedra | Photo ID: 53633 View Count: 298 |
Schorl : [Na][Fe2+3][Al6][(OH)3|OH|(BO3)3|Si6O18] | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Crystals up to 7mm - Overall size 4x4x3cm - September of 1973 |
| © Martins da Pedra | Photo ID: 71617 View Count: 256 |
Schorl : [Na][Fe2+3][Al6][(OH)3|OH|(BO3)3|Si6O18], Beryl : Be3Al2Si6O18 | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Sample crystallized with 4x2x2cm - September of 1973 |
| © Martins da Pedra | Photo ID: 74582 View Count: 245 |
Schorl : [Na][Fe2+3][Al6][(OH)3|OH|(BO3)3|Si6O18] | |
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Mabubas Pegmatite, Mabubas, Ambriz City Council, Bengo Province, Angola Crystal with 3,5cm - September of 1973 |
| © Martins da Pedra | Photo ID: 103562 View Count: 171 |
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