3280 FERROSILITE, LABRADORITE, Big Squaw, Piscataquis County, Maine, U.S.A. September 28, 2019 Steve Maine North & Central Americas United States Source D.Shannon, 1994
Mexico North & Central Americas 1083 LOTHARMEYERITE, Ojuela Mine, Mapimi, Mun. de Mapimi, Durango, Mexico September 28, 2019
Iowa North & Central Americas United States 3321 MILLERITE, Kaser Quarry, Ollie, Keokak County, Iowa, U.S.A. September 28, 2019
Europe Germany 5111 STEWARTITE, ROCKBRIDGITE, Hagendorf South Pegmatite, Hagendorf, Upper Palatinate, Bavaria, Germany September 28, 2019
