Definition
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine
Harzburgite is a plutonic rock of the peridotite group consisting largely of orthopyroxene and olivine
History
Origin
New Zealand
Germany
Discoverer
Ferdinand von Hochstetter
Unknown
Etymology
From the name of Dun Mountain, New Zealand, + -ite1
From the name of a town in Harzburg, Germany
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
Plutonic
Plutonic
Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock