Australasia Australia South Australia 4540 Opal (Hyalite), Mixite, Dome Rock Copper Mine, Olary Province, South Australia October 5, 2019
North and Central Americas United States Utah 7226 JL258, Kettnerite, Mixite, Quartz, Plumbojarosite, Northern Spy Mine, Tintic District, Utah Co., Utah, USA September 23, 2019
Europe Greece 9146 JP2300 Mixite, Barbara Mine, Agia Varvara Mines (St Barbara Mines), Sounion area, Lavrion District Mines, Lavrion District (Laurion; Laurium), Attiki Prefecture (Attica; Attika), Greece October 11, 2019
North and Central Americas United States Utah 4494 Mixite, Malachite, Boss Tweed Mine, Juab Co., Utah, USA October 5, 2019