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Dioptase : Cu6(Si6O18)·6H2O, Calcite : CaCO3 | |
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Dumesnil, Córdoba, Argentina Green dioptase crystals among a bed of calcite crystals. Overall size: 40 x 35 x 22 mm Photo and collection Antonio Borrelli |
| © Antonio Borrelli | Photo ID: 80609 View Count: 271 |
Dioptase : Cu6(Si6O18)·6H2O | |
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Malpaso Quarry, Dumesnil, Córdoba, Argentina The image is 3.5 mm wide. Photo & collection: D. Schläfli |
| © 2001 D. Schläfli | Photo ID: 1686 View Count: 1129 |
Dioptase : Cu6(Si6O18)·6H2O | |
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Malpaso Quarry, Dumesnil, Córdoba, Argentina Size: 8.0 x 5.0 x 3.0 cm. Size of the largest crystal: 0.5 cm. |
| © JCLodovichi | Photo ID: 53249 View Count: 451 |
Dioptase : Cu6(Si6O18)·6H2O | |
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Malpaso Quarry, Dumesnil, Córdoba, Argentina 6x4 cm |
| © Alfonso Rodriguez | Photo ID: 66175 View Count: 298 |
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Malpaso Quarry, Dumesnil, Córdoba, Argentina Two Dioptase crystals, the biggest terminated, of 6 and 5 mm on Calcite matrix. Photo & Collection Chinellato Matteo. Canon 20D + Canon 100mm macro + Kenko macro tubes |
| © Chinellato Matteo | Photo ID: 88207 View Count: 254 |
Dioptase : Cu6(Si6O18)·6H2O | |
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Malpaso Quarry, Dumesnil, Córdoba, Argentina 4x2´3 cm |
| © Alfonso Rodriguez | Photo ID: 66174 View Count: 255 |
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Malpaso Quarry, Dumesnil, Córdoba, Argentina 3.2 x 2.5 x 2.2 cm. Emerald-green, gemmy dioptase crystals to 1.1 cm are aesthetically set on calcite matrix on this showy and excellent specimen from an UNCOMMON dioptase locality - the Malpaso Quarry, Cordoba, Argentina. Ex. Dave and Emily Stoudt Collection. Dave worked and lived in Buenos Aires. Seldom on the market. |
| © Rob Lavinsky | Photo ID: 158537 View Count: 132 |
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Malpaso Quarry, Dumesnil, Córdoba, Argentina Size: 5.0 x 4.6 x 3.8 cm. Longest crystal: 2.0 mm. |
| © JCLodovichi | Photo ID: 58307 View Count: 383 |
Dioptase : Cu6(Si6O18)·6H2O, Calcite : CaCO3 | |
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Malpaso Quarry, Dumesnil, Córdoba, Argentina Dioptase crystals with 5 mm. |
| Photo ID: 48016 View Count: 331 | |
Dioptase : Cu6(Si6O18)·6H2O | |
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Malpaso Quarry, Dumesnil, Córdoba, Argentina 7´5x5´5 cm |
| © Alfonso Rodriguez | Photo ID: 66177 View Count: 256 |
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