Ettringite
N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province, South Africa
FOV 1,5 cm
(Author: Tobi)
| Dimensions: | 920 x 960 |
| File size: | 149.33 kbytes |
| Taken on: | |
| Camera model: | |
| Shutter speed: | |
| Focal length: | |
| Aperture: | |
| Flash: | |
| ISO: |