0463 Calcite, Mn Oxide, Lilydale Quarry, Lilydale, Victoria November 25, 2018 Pendleton Australasia Australia Victoria Usually referred to as “pyrolusite”, but exact manganese oxide unknown. Click for full sized image…
Africa South Africa 4629 Quartz, Ceres, Cape Winelands District, Western Cape Province, South Africa October 5, 2019
Mexico North and Central Americas 1774 Rosasite, Smithsonite, Ojuela Mine, Mapimi, Durango, Mexico September 22, 2019
Australasia Australia Tasmania 30079 Gmelinite, Calcite, Analcime, Hematite, Little Plains Quarry (Fieldwicks Quarry), Blue Tier district, Break O’Day municipality, Tasmania April 23, 2020
