Slate Definition
Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism
From Old French esclate, from esclat (French éclat)
Durable Rock, Medium Hardness Rock
Fine Grained Rock, Opaque Rock
Define Slate
Slate is one of the important type of rocks. If we have to define Slate in general, Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. Slate comes under Metamorphic Rocks. All Metamorphic Rocks have similar properties and formation process. Along with Slate Definition, know more about the History of Slate, Etymology of Slate in next sections.