Keywords |
  • Geology,
  • Volcanology

Fumarole deposits

Fumarole deposits are formed by the precipitation of mineral substances from the gases emitted by fumaroles. This is the case, for example, of the sulphur deposits formed by the reaction of H2S with the oxygen in the air.

The gases emitted by fumaroles form fumarole deposits. © IRD/Pierre Tachker The gases emitted by fumaroles form fumarole deposits. © IRD/Pierre Tachker


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