3060 HOWIEITE, Longvale Quarry, Mendocino County, California, U.S.A. September 28, 2019 Steve California North & Central Americas United States Source B.Philips, 1990
North & Central Americas United States Utah 1868 NATROZIPPEITE, Widowmaker Mine, White Canyon, County, Utah, U.S.A. September 28, 2019
Colorado North & Central Americas United States 0131 PETZITE, QUARTZ, Bessie G Mine, La Plata Mining District, La Plata County, Colorado, U.S.A. September 28, 2019
Mexico North & Central Americas 3555 PLATTNERITE, CALCITE, Ojuela Mine, Mapimi, Mun. de Mapimi, Durango, Mexico September 28, 2019
