3641 FLUORITE, Heights Mine, Westgate, Weardale, North Pennines, Durham, England, U.K.

September 28, 2019 Pendleton England North Yorkshire United Kingdom

Source J.Lamond, 2006

5606 SPIROFFITE, Bambollita Mine, Moctezuma, Mun. de Moctezuma, Sonora, Mexico

Mexico North & Central Americas

5606 SPIROFFITE, Bambollita Mine, Moctezuma, Mun. de Moctezuma, Sonora, Mexico

September 28, 2019

4889 VOLBORTHITE, Monument No. 1 Mine, Monument Valley, Navajo County, Arizona, U.S.A.

Arizona North & Central Americas United States

4889 VOLBORTHITE, Monument No. 1 Mine, Monument Valley, Navajo County, Arizona, U.S.A.

September 28, 2019

0131 PETZITE, QUARTZ, Bessie G Mine, La Plata Mining District, La Plata County, Colorado, U.S.A.

Colorado North & Central Americas United States

0131 PETZITE, QUARTZ, Bessie G Mine, La Plata Mining District, La Plata County, Colorado, U.S.A.

September 28, 2019

1023 WULFENITE, Avondale Mine, Lyndhurst, South Aust., Australia

Australasia Australia South Australia

1023 WULFENITE, Avondale Mine, Lyndhurst, South Aust., Australia

September 28, 2019