3689 CREEDITE, Santa Eulalia, Mun. de Aquiles Serdan, Chihuahua, Mexico

September 28, 2019 Pendleton Mexico North & Central Americas

Source R.Coulsell, 1999

3955 QUARTZ, Jeffrey Quarry, Jeffrey, Pulaski County, Arkansas, U.S.A.

Arkansas North & Central Americas United States

3955 QUARTZ, Jeffrey Quarry, Jeffrey, Pulaski County, Arkansas, U.S.A.

September 28, 2019

3438 CHALCOPYRITE, SPHALERITE, Gidiurska Mine.Madan, Rhodopi Mountains, Smolyan Oblast, Bulgaria

Bulgaria Europe

3438 CHALCOPYRITE, SPHALERITE, Gidiurska Mine.Madan, Rhodopi Mountains, Smolyan Oblast, Bulgaria

September 28, 2019

3551 EUXENITE-(Y), Slobrekka Pegmatite, Frikstad, Iveland, Aust-Agder, Norway

3551 EUXENITE-(Y), Slobrekka Pegmatite, Frikstad, Iveland, Aust-Agder, Norway

September 28, 2019

4607 BAVENITE, MICROCLINE, Venero I Quarry, Cadalso de Los Vidrios, Madrid, Spain

4607 BAVENITE, MICROCLINE, Venero I Quarry, Cadalso de Los Vidrios, Madrid, Spain

September 28, 2019