Define Hyaloclastite 

Hyaloclastite  is one of the important type of rocks. If we have to define Hyaloclastite  in general, Hyaloclastite is an aggregate of fine, glassy debris formed by the sudden contact of hot, coherent magma and cold water or water-saturated sediment. Hyaloclastite  comes under Igneous Rocks. All Igneous Rocks have similar properties and formation process. Along with Hyaloclastite  Definition, know more about the History of Hyaloclastite  , Etymology of Hyaloclastite  in next sections.