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Calcite
Holbrook Mine, Bisbee, Warren District, Cochise Co., Arizona
5.8 x 8.0 cm.
Colorless helectites of calcite emanating from crystallized calcite tinged by secondary copper minerals. (Author: crosstimber)
| Dimensiones: | 750 x 553 |
| Tamaño fichero: | 31.41 kbytes |
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