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calcite on fluorite
Mina El Tule, Melchor Muzquiz, Coahuila, Mexico
9 x 8 x 7 cm
Twinned platy calcite on dark purple petroliferous fluorite.
Peter Megaw specimen, Jeff Scovil photograph (Author: Peter Megaw)
| Dimensions: | 800 x 1205 |
| File size: | 55.24 kbytes |
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