Definition
Origin
Discoverer
Etymology
Class
Sub-Class
Group
Other Categories
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine
Ferdinand von Hochstetter
From the name of Dun Mountain, New Zealand, + -ite1
Durable Rock, Medium Hardness Rock
Coarse Grained Rock, Opaque Rock
Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles
From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,
Durable Rock, Medium Hardness Rock
Fine Grained Rock, Opaque Rock