1677 DIOPTASE, Christmas Mine, Christmas, Gila County, Arizona, U.S.A. September 28, 2019 Steve Arizona North & Central Americas United States Source J.Lamond, 2005
Australasia New Zealand 5234 TUHUALITE, Opo Bay, Mayor Island, Tutaretare, New Zealand September 28, 2019
Connecticut North & Central Americas United States 0173 WURTZITE, QUARTZ, Thomaston Dam, Litchfield County, Connecticut, U.S.A. September 28, 2019
Arizona North & Central Americas United States 4920 TANGEITE, Monument No. 1 Mine, Mystery Valley, Navajo County, Arizona, U.S.A. September 28, 2019
Canada North & Central Americas 4313 NIOCALITE, CALCITE, Quebec Columbium Ltd. Property, Oka, Deux-Montagnes RCM, Laurentides, Quebec, Canada September 28, 2019
