Christophite - a dark ferroan sphalerite from the St. Christoph mine, Breitenbrunn, Erzgebirge, Saxony. Two massive ore samples (3,5 cm each) with old Bergakademie Freiberg label. (Author: Andreas Gerstenberg)
Dimensions: | 600 x 450 |
File size: | 32.86 kbytes |
Taken on: | |
Camera model: | |
Shutter speed: | |
Focal length: | |
Aperture: | |
Flash: | |
ISO: |