0629 POKROVSKITE, Hunting Hill Quarry, Rockville, Montgomery County, Maryland, U.S.A. September 28, 2019 Steve Maryland North & Central Americas United States Source D.Shannon, 1989
Europe Italy 1842 ARDENNITE-(V), Varenche Mine, St. Barthelemy, Nus, Aosta Valley, Italy September 28, 2019
Europe Germany 5640 MAGNOCOLUMBITE, Hagendorf South Pegmatite, Hagendorf, Upper Palatinate, Bavaria, Germany September 28, 2019
California North & Central Americas United States 0854 MEYERHOFFERITE, U.S. Borax Open Pit, Boron, Kramer District, Kern County, California, U.S.A. September 28, 2019
