2984 CALCITE, DUFTITE, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia September 28, 2019 Steve Africa Namibia Source R.Coulsell, 1990
Canada North & Central Americas 3746 DOLOMITE, Lincoln Quarry, Beamsville, Lincoln County, Ontario, Canada September 28, 2019
New Jersey North & Central Americas United States 3918 MOOREITE, Sterling Mine, Sterling Hill, Ogdensberg, Sussex County, New Jersey, U.S.A. September 28, 2019
Arizona North & Central Americas United States 0483 GROUTITE, Petrified Forest, Navajo County, Arizona, U.S.A. September 28, 2019
