Gypsum
Mariposa Mine, California Hill, Terlingua Mercury District, Brewster County, Texas, USA
3.5 X 4.5 cm.
Gypsum "Ram’s Horn".  3.5 X 4.5 cm.  From a cavern (The "Crystal Cavern") between the 300 and 400 levels, Mariposa Mine, California Hill, Terlingua Mercury District, Brewster County, Texas. (Author: Ed Huskinson)
| Dimensiones: | 600 x 450 | 
| Tamaño fichero: | 23.44 kbytes | 
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