5671 BOOTHITE, Alma Pyrite Mine, Oakland, Alameda County, California, U.S.A.

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

Source M.Richards, 2005

6216 EDOYLERITE, Clear Creek Claim, New Idria District, San Benito County, California, U.S.A.

California North & Central Americas United States

6216 EDOYLERITE, Clear Creek Claim, New Idria District, San Benito County, California, U.S.A.

September 28, 2019

2370 GAHNITE, Nafversberg Mine, Falun, Dalana, Sweden

2370 GAHNITE, Nafversberg Mine, Falun, Dalana, Sweden

September 28, 2019

3862 HEMIHEDRITE, Rat Tail Claims, Wickenburg Area, Maricopa County, Arizona, U.S.A.

Arizona North & Central Americas United States

3862 HEMIHEDRITE, Rat Tail Claims, Wickenburg Area, Maricopa County, Arizona, U.S.A.

September 28, 2019

3997 QUARTZ var. Chalcedony, Mamuju Area, Sulawesi Barat Province, Sulawesi Island, Indonesia

3997 QUARTZ var. Chalcedony, Mamuju Area, Sulawesi Barat Province, Sulawesi Island, Indonesia

September 28, 2019