Definition
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine
Kenyte is a variety of porphyritic phonolite or trachyte rock with rhomb shaped phenocrysts of anorthoclase with variable olivine and augite in a glassy matrix
History
Origin
New Zealand
Mount Kenya
Discoverer
Ferdinand von Hochstetter
J. W. Gregory
Etymology
From the name of Dun Mountain, New Zealand, + -ite1
From the mountain ranges- Mount Kenya and is named by J. W. Gregory in 1900
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
Plutonic
-
Other Categories
Coarse Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock