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 7392 JL1683 Kettnerite, Mixite, Northern Spy Mine, Tintic Mining District, Utah Co., Utah, USA December 29, 2020
Cornwall England United Kingdom 4851 Mixite, Penberthy Croft Mine, St Hilary, Mount’s Bay District, Cornwall, England, UK October 5, 2019
Cornwall England United Kingdom ncat JP1203 Mixite, Penberthy Croft Mine, St Hilary, Cornwall, England, UK December 16, 2023
