Maine North and Central Americas United States 9016 JP2307 Cookeite, Quartz, Noyes Mountain Quarry (Harvard Quarry), Greenwood, Oxford County, Maine, USA May 28, 2020
Asia China 10056 Wurtzite, Quartz, Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China October 5, 2019
Mexico North and Central Americas 6069 Barite, Quartz, Gibraltar Mine, Naica, Mun. de Saucillo, Chihuahua, Mexico October 2, 2019
