7392 JL1683 Kettnerite, Mixite, Northern Spy Mine, Tintic Mining District, Utah Co., Utah, USA December 29, 2020 Steve North and Central Americas United States Utah Acquired by Joan Lamond in 1995 from Joe Marty.
Cornwall England United Kingdom 4851 Mixite, Penberthy Croft Mine, St Hilary, Mount’s Bay District, Cornwall, England, UK 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
Cornwall England United Kingdom ncat JP1203 Mixite, Penberthy Croft Mine, St Hilary, Cornwall, England, UK December 16, 2023
