Keywords |
  • Geology,
  • Volcanology

Acidic rock

An acidic rock is an igneous rock containing more than 65 % by weight of SiO2 (silica, or quartz).

Amongst the main acidic rocks are:

Rhyolite is an acidic rock. © Saperaud, USGOV, DP Rhyolite is an acidic rock. © Saperaud, USGOV, DP


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