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Quartz var. amethyst
Valenciana Mine, Amatitlan, Guerrero, Mexico
3.3 x 6.7 cm.
Amethyst crystals in parallel growth with grape-purple zones at the base grading to colorless at the terminations. (Author: crosstimber)
| Dimensions: | 800 x 1037 |
| File size: | 70.19 kbytes |
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