0718 DOLOMITE, Broken Hill Proprietary Mine, Broken Hill, N.S.W., Australia

September 28, 2019 Pendleton Australasia Australia New South Wales

Source M.Newnham, 1983

4059 WULFENITE, CALCITE, Erupcion Mine, Los Lamentos Mtns., Mun. de Ahumada, Chihuahua, Mexico

Mexico North & Central Americas

4059 WULFENITE, CALCITE, Erupcion Mine, Los Lamentos Mtns., Mun. de Ahumada, Chihuahua, Mexico

September 28, 2019

2779 GREIGITE, SULFUR, Leviathan Mine, Markleeville, Alpine County, California, U.S.A.

California North & Central Americas United States

2779 GREIGITE, SULFUR, Leviathan Mine, Markleeville, Alpine County, California, U.S.A.

September 28, 2019

2437 ALDERMANITE, Moculta Phosphate Quarry, Angaston, South Aust., Australia

Australasia Australia South Australia

2437 ALDERMANITE, Moculta Phosphate Quarry, Angaston, South Aust., Australia

September 28, 2019

3804 AZURITE, Touissit, Touissit District, Jerada Province, Oriental Region, Morocco

3804 AZURITE, Touissit, Touissit District, Jerada Province, Oriental Region, Morocco

September 28, 2019