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Calcedonia sobre galena.
Cantera San ValentÃn. Monte Sancti Spiritu, Sierra Minera de Cartagena -La Unión, La Unión, Murcia, España.
7.5x5 cm. Cristal mayor 1 cm. (Autor: Juan Luis Castanedo)
| Dimensions: | 750 x 497 |
| File size: | 96.87 kbytes |
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