4481 Olivenite, Stavoren Mine, north of Marble Hall, Mpumalanga Province, South Africa June 20, 2021 Pendleton Africa South Africa Time to cut the grass! A mass of jackstraw crystals of olivenite. Ex Ian Graham. Width of view 3.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Australasia Australia New South Wales 0307 Anglesite, Minium, Broken Hill, New South Wales September 19, 2019
Australasia Australia Western Australia 0197 Pyrite, Underground Workings, Telfer Gold Mine, Western Australia September 18, 2019
North Ayrshire Scotland United Kingdom ncat JP1649 Calcite, Prehnite, Loanhead Quarry, Beith, North Ayrshire, Scotland, UK March 29, 2025