
Click image for larger version.
The larger crystals on this rock are about 1 cm in length.

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| Mineral Type |
Calcite - CaCO3 |
| Size | 15 x 16 x 8 cm |
| Collection ID | 09062103J |
| Collection Location | Near Comstock Mine, Iron Springs County, Utah, USA 37:36.874 N 113:23.576 W |
| Collection Date | June 21, 2009 |
| Testing Results |
Crystals: Magnetite: |
