5689 Calcite, Chabazite, Mn Oxide, Aranga Quarry (Stone’s Quarry; Hood Road Quarry), Aranga, Kaipara District, Northland Region, North Island, New Zealand July 12, 2020 Steve Australasia New Zealand Black manganese oxides on curved white calcite crystals and colourless pseudocubic chabazite crystals. Width 11mm. Stack of 100 images.
Europe Russia 10063 Calcite, Quartz, Dal’negorsk (Dalnegorsk; Tetyukhe; Tjetjuche; Tetjuche), Kavalerovo Mining District, Primorskiy Kray, Far-Eastern Region, Russia October 18, 2019
Australasia Australia Victoria ncat VHD11, Calcite, Boral Quarry, Bundoora, Victoria November 17, 2019
Australasia Australia Victoria ncat VH99 Calcite, Harbour Trust Quarry, Cape Grant, Portland, Victoria December 5, 2021