Definition
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine
Jaspillite is an iron rich chemically formed rock which is common in banded iron formation rocks
History
Origin
New Zealand
Western Australia, Minnesota
Discoverer
Ferdinand von Hochstetter
Unknown
Etymology
From the name of Dun Mountain, New Zealand, + -ite1
From Jaspilite (Mineral), a compact siliceous rock which resembles jasper
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Soft Rock
Family
Group
Plutonic
-
Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock