Cornetite

Typical crystals of blue cornetite. Ex Bernie Day. Width of view 11.5mm. Stack of 40 images. Click on the image below for a higher resolution version.

Tiny blue crystals of cornetite. Collected by Ron and Betty Wallace. Width of view 5.75mm. Stack of 35 images. Although this looks very similar to the cornetite occurrence at the Great Australia Mine, I have...