3997 QUARTZ var. Chalcedony, Mamuju Area, Sulawesi Barat Province, Sulawesi Island, Indonesia September 28, 2019 Steve Asia Indonesia Source B.Schubert, 2018
Bulgaria Europe 3438 CHALCOPYRITE, SPHALERITE, Gidiurska Mine.Madan, Rhodopi Mountains, Smolyan Oblast, Bulgaria September 28, 2019
Belgium Europe 5882 DAVREUXITE, Ottre, Vielsalm, Stavelot Massif, Luxembourg Province, Belgium September 28, 2019
Arkansas North & Central Americas United States 1299 BERAUNITE, Coon Creek Mine, Shady, Polk County, Arkansas, U.S.A. September 28, 2019
