Access to FMF Forum
A general guide for using the FMF Gallery
Tetrahedrite coated by chalcopyrite with galena and quartz.
Herodsfoot Mine, Lanreath, Cornwall, UK.
39 mm. (Author: Ru Smith)
| Dimensions: | 800 x 811 |
| File size: | 98.14 kbytes |
| Taken on: | |
| Camera model: | |
| Shutter speed: | |
| Focal length: | |
| Aperture: | |
| Flash: | |
| ISO: |
