3328 SIEGENITE, La Motte Mine, Fredericktown District, Madison County, Missouri, U.S.A. September 28, 2019 Steve Missouri North & Central Americas United States Source R.Coulsell, 1999
California North & Central Americas United States 1501 FERROHORNBLENDE, Diablo Range, Fresno County, California, U.S.A. September 28, 2019
Europe Russia 1510 HILGARDITE, Tyret Railway Station, Lena-Angara Salt Basin, Irkutskaya Oblast, Eastern-Siberian Reg., Russia September 28, 2019