20051 Dioptase, Calcite, Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia April 25, 2020 Steve Africa Namibia Sharp green dioptase crystals on calcite. Ex Roger Colling Collection. Video best viewed full screen.
Australasia Australia Tasmania 5064 Calcite, Pyrite, Mt Cleveland Mine, Luina, Tasmania September 29, 2019
Australasia Australia Victoria 0160 Quartz, Calcite, David Mitchell Quarry, Lilydale, Victoria September 18, 2019
North Ayrshire Scotland United Kingdom 9033 JP2319 Epidote, Calcite, Grossular, Loanhead Quarry, Beith, North Ayrshire, Scotland, UK June 11, 2020