4025 CHALCOALUMITE, Grandview Mine, Grand Canyon, Coconino County, Arizona, U.S.A. September 28, 2019 Steve Arizona North & Central Americas United States Source R.Coulsell, 1999
Europe Russia 6061 BORCARITE, Titovskoye B Deposit, Tas-Khayakhtakh Range, Polar Yakutia, Eastern-Siberia Region, Russia September 28, 2019
Canada North & Central Americas 2576 FLUORORICHTERITE, CALCITE, Earle’s Farm, Wilberforce, Haliburton County, Ontario, Canada September 28, 2019
California North & Central Americas United States 0294 TRONA, Searles Lake, Trona, San Bernardino County, California, U.S.A. September 28, 2019
Europe Greece 0987 SERPIERITE, Serpieri Mine, Kamariza Mines, Lavrion District, Attaki Prefecture, Greece September 28, 2019
