Dolomite rhombs with minor pyrite on quartz from Unser Fritz mine, Wanne-Eickel, Westphalia. Sample width: 7 cm. (Author: Andreas Gerstenberg)
Dimensions: | 750 x 563 |
File size: | 45.84 kbytes |
Taken on: | |
Camera model: | |
Shutter speed: | |
Focal length: | |
Aperture: | |
Flash: | |
ISO: |