0995 ZIPPEITE, Uravan Mineral Belt, Montrose County, Colorado, U.S.A.

September 28, 2019 Pendleton Colorado North & Central Americas United States

Source D.Shannon, 1983

5024 FRONDELITE, Bull Moose Mine, Custer, Custer County, South Dakota, U.S.A.

North & Central Americas South Dakota United States

5024 FRONDELITE, Bull Moose Mine, Custer, Custer County, South Dakota, U.S.A.

September 28, 2019

3848 SPHALERITE, QUARTZ, Naica, Mun. de Saucillo, Chihuahua, Mexico

Mexico North & Central Americas

3848 SPHALERITE, QUARTZ, Naica, Mun. de Saucillo, Chihuahua, Mexico

September 28, 2019

4503 RUIZITE, Cornwall Iron Mine, Cornwall Borough, Lebanon County, Pennsylvania, U.S.A.

North & Central Americas Pennsylvania United States

4503 RUIZITE, Cornwall Iron Mine, Cornwall Borough, Lebanon County, Pennsylvania, U.S.A.

September 28, 2019

6725 FERBERITE, CASSITERITE, Panasqueira Mines, Covilha, Castelo Branco District, Portugal

Europe Portugal

6725 FERBERITE, CASSITERITE, Panasqueira Mines, Covilha, Castelo Branco District, Portugal

September 28, 2019