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Gypsum with Calcite
Pfeil mine, Karnes Uranium District, Karnes Co., Texas, USA
Specimen size: 7.0 cm X 7.4 cm.
Crystal size: 3.6 cm.
Ramshorn gypsum (selenite) crystal 3.6 cm on bed of calcite rhombohedrons. Specimen is 7.0 cm X 7.4 cm. Crystals are formed inside concretions. Calcite fluoresces pink under short wave UV light. Self collected. (Author: Paul Bordovsky)
| Dimensions: | 473 x 600 |
| File size: | 30.89 kbytes |
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