Helvita, genthelvita, cuarzo, calcita
Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia A.R. China
75 mm × 52 mm × 37 mm. Cristal principal: 15 mm × 13 mm (Autor: Carles Millan)
| Dimensions: | 670 x 561 |
| File size: | 56.08 kbytes |
| Taken on: | |
| Camera model: | |
| Shutter speed: | |
| Focal length: | |
| Aperture: | |
| Flash: | |
| ISO: |