Definition
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine
An iron rich extrusive rock found as a member of the alkali basalt magma series
History
Origin
New Zealand
Isle of Mull, Scotland
Discoverer
Ferdinand von Hochstetter
Ben More
Etymology
From the name of Dun Mountain, New Zealand, + -ite1
From the name of discoverer, Ben More
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
Plutonic
Volcanic
Other Categories
Coarse Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock