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Bermanite : Mn2+(H2O)4[Mn3+2(OH)2(PO4)2] | |
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Azias, Ponte da Barca, Viana do Castelo District, Portugal dimension area mm. 2 x 2 photo and collection Luigi Chiappino |
| © luigi chiappino | Photo ID: 245414 View Count: 16 |
Quartz : SiO2 | |
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Azias, Ponte da Barca, Viana do Castelo District, Portugal Quartz 100 x 80 mm. Rui Nunes specimen and photo. June 2008. |
| © Rui Nunes 2008 | Photo ID: 168655 View Count: 128 |
Strengite : FePO4·2H2O | |
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Azias, Ponte da Barca, Viana do Castelo District, Portugal Field with 6x4mm - October of 2009 |
| © Martins da Pedra | Photo ID: 260841 View Count: 10 |
Strengite : FePO4·2H2O | |
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Azias, Ponte da Barca, Viana do Castelo District, Portugal Field with 8x5mm - October of 2009 |
| © Martins da Pedra | Photo ID: 260838 View Count: 6 |
Strengite : FePO4·2H2O | |
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Azias, Ponte da Barca, Viana do Castelo District, Portugal Strengite balls up to 2mm - October of 2009 |
| © Martins da Pedra | Photo ID: 260840 View Count: 6 |
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