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Albite : Na[AlSi3O8] | |
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La Cabrera, Madrid, Spain Pale blue albite. Picture width 8cm. Collectión and photograph by Salvador Mirete. |
| © 2.007 | Photo ID: 97511 View Count: 215 |
Bavenite : Ca4Be2Al2Si9O26(OH)2 | |
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La Cabrera, Madrid, Spain Prismatic crystals spray. Collection & photo: F. Marcos. |
| Photo ID: 164818 View Count: 134 | |
Calcite : CaCO3, Prehnite : Ca2Al2Si3O12(OH) | |
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La Cabrera, Madrid, Spain A group of calcites are lodged in the surface fold of a prehnite growth. There are excellent sprays of prehnite termnitions around the unusual dodecahedral form of calcite. |
| © 2002 Thames Valley Minerals | Photo ID: 5049 View Count: 315 |
Calcite : CaCO3, Prehnite : Ca2Al2Si3O12(OH) | |
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La Cabrera, Madrid, Spain A single transluecent calcite sits on a matrix of prehnite. |
| © 2002 Thames Valley Minerals | Photo ID: 5048 View Count: 299 |
Calcite : CaCO3 | |
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La Cabrera, Madrid, Spain A matrix of prehnite is has two modified translucent dodecahedral calcite crystals perched on its face. |
| © 2002 Thames Valley Minerals | Photo ID: 5022 View Count: 290 |
Calcite : CaCO3 | |
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La Cabrera, Madrid, Spain A single modified dodecahedral calcite crystal sits on top of a matrix of quartz and prehnite. |
| © 2002 Thames Valley Minerals | Photo ID: 5050 View Count: 289 |
Calcite : CaCO3 | |
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La Cabrera, Madrid, Spain Two modified dodecahedral calcite crystals sit at either end of a matrix of quartz and prehnite. |
| © 2002 Thames Valley Minerals | Photo ID: 5051 View Count: 250 |
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Cantera de los Gallegos, La Cabrera, Madrid, Spain Groups of acicular crystals of Clinozoisite-Epidote, clear and very bright, on a matrix of Orthoclase, mosaic growths of Quartz crystals and Albite. Cantera de los Gallegos, La Cabrera, Madrid, Spain. Found in 02/1999 Specimen size: 7 x 5.6 x 4 cm Minor fluorescence short UV |
| © fabreminerals.com | Photo ID: 94599 View Count: 121 |
Clinozoisite : {Ca2}{Al3}[O|OH|SiO4|Si2O7] | |
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La Cabrera, Madrid, Spain Clinozoisite, piece 34x20 mm, 15 gr., photo and collection J.C.Mañuz. |
| © Akhenaton | Photo ID: 103718 View Count: 114 |
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Cantera de los Gallegos, La Cabrera, Madrid, Spain Groups of acicular crystals of Clinozoisite-Epidote, clear and very bright, on a matrix of Orthoclase, mosaic growths of Quartz crystals and Albite. Cantera de los Gallegos, La Cabrera, Madrid, Spain. Found in 02/1999 Specimen size: 7.8 x 7 x 3.5 cm Minor fluorescence short UV |
| © fabreminerals.com | Photo ID: 94597 View Count: 112 |
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