The Crater Mine, Death Valley National Park

Barite BaSO4

Barite

Chert

Sinter deposits (silika)

Kuril Islands, Native sulfur (S), fumaroles

The fumarole

Volcanic deposits are currently mined in Indonesia. Kawah Ijen or Ijen crater is a calm beautiful bluish crater lake where sulfur is mined along the edge of it

Indonesia sulphyr ore

Sulphure creter lake