Ijen volcano: crater lake & sulphur mining
Photos of Kawah Ijen, the acid turquoise crater lake, sulfur deposits, the mining operation and workers at the site carrying baskets full of raw sulfur.

Sulfur miner carrying basket with approx. 70 kg of pure sulfur blocks (Photo: Tom Pfeiffer) [info]
(762 Treffer)
(762 Treffer)

Pipe collecting hot sulfur steam that condensates to liquid sulfur dropping out. (Photo: Tom Pfeiffe... [info]
(898 Treffer)
(898 Treffer)

Photographing the acid crater lake (Photo: Tom Pfeiffer) [info]
(755 Treffer)
(755 Treffer)

Erosion gullies in the inner crater walls (Photo: Tom Pfeiffer) [info]
(836 Treffer)
(836 Treffer)

Altered ash deposits on the crater walls (Photo: Tom Pfeiffer) [info]
(325 Treffer)
(325 Treffer)

Streams of molten sulfur (Photo: Tom Pfeiffer) [info]
(812 Treffer)
(812 Treffer)

At the sulfur deposit (Photo: Tom Pfeiffer) [info]
(446 Treffer)
(446 Treffer)

Miners spraying the sulfur deposits with water to cool them (Photo: Tom Pfeiffer) [info]
(1071 Treffer)
(1071 Treffer)

Miner breaking off pieces of solidified sulfur (Photo: Tom Pfeiffer) [info]
(350 Treffer)
(350 Treffer)

Mine worker carrying baskets of sulfur uphill (Photo: Tom Pfeiffer) [info]
(349 Treffer)
(349 Treffer)

Crater rim (Photo: Tom Pfeiffer) [info]
(552 Treffer)
(552 Treffer)

Liquid sulfur dripping out of the collection pipes (Photo: Tom Pfeiffer) [info]
(323 Treffer)
(323 Treffer)

Hot sulfur gas sublimates into a yellow steam (Photo: Tom Pfeiffer) [info]
(671 Treffer)
(671 Treffer)

Walking on the southern crater rim of Ijen (Photo: Tom Pfeiffer) [info]
(422 Treffer)
(422 Treffer)

The steaming sulfur deposits seen from above (Photo: Tom Pfeiffer) [info]
(868 Treffer)
(868 Treffer)

Kawah Ijen in the early morning light (Photo: Tom Pfeiffer) [info]
(401 Treffer)
(401 Treffer)