Definition
Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay
Enderbite rock is an igneous rock which belongs to the Charnockite rock series
History
Origin
-
Enderby Land, Antarctica
Discoverer
Unknown
Unknown
Etymology
From German Grauwacke, from grau grey + wacke
From its occurrence in Enderby Land, Antarctica
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
Family
Group
-
Plutonic
Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock