Calcita cobaltÃfera, Kolwezi, Western area, Katanga Copper Crescent, Katanga (Shaba), República Democrática del Congo (ex-Zaire). Detalle de los cristales de la pieza anterior. (Autor: Frederic Varela)
| Dimensions: | 600 x 449 |
| File size: | 56.22 kbytes |
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