ncat JP3008, Quartz, Jeffrey Quarry, Jeffrey, Pulaski Co., Arkansas, September 23, 2019 Steve Arkansas North and Central Americas United States
Nebraska North and Central Americas United States 4234 Quartz after Gypsum, Crawford, Dawes Co., Nebraska, USA October 4, 2019
Kentucky North and Central Americas United States 0988 Millerite on Quartz, Halls Gap, Kentucky, USA September 20, 2019
Michigan North and Central Americas United States ncat JP748, Epidote, Quartz, Laurium Mine, Keewenaw Peninsula, Michigan, USA September 23, 2019
