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 Victoria 7455 JL0075 Chabazite, Calcite, Portland Harbour Trust Quarry, Cape Sir William Grant, Portland, Victoria July 26, 2021
Australasia Australia Tasmania 2399 VHD5 Scheelite, Calcite, Hübnerite, Aberfoyle Mine, Rossarden mining district, Northern Midlands municipality, Tasmania June 6, 2024
Australasia Australia Queensland 7317 JL3486 Calcite, Mount Tamborine, Darlington Range, Scenic Rim Region, Queensland December 24, 2020
Australasia Australia Victoria ncat JP404 Chabazite-Na, Phillipsite-Na, Calcite, Old Melbourne Quarries, Victoria September 23, 2019