Calcita. Elmwood Mine, Tennessee, Usa. 8x8 cm. Cristal de 8 cm. Puede verse la esfalerita de la matriz a través de la Calcita (Autor: geoalfon)
| Dimensions: | 600 x 450 |
| File size: | 27.83 kbytes |
| Taken on: | |
| Camera model: | |
| Shutter speed: | |
| Focal length: | |
| Aperture: | |
| Flash: | |
| ISO: |