Definition
Norite is a mafic intrusive igneous rock composed largely of the calcium-rich plagioclase labradorite, orthopyroxene, and olivine
An iron rich extrusive rock found as a member of the alkali basalt magma series
History
Origin
Norway
Isle of Mull, Scotland
Discoverer
Unknown
Ben More
Etymology
From the Norwegian name for Norway, Norge
From the name of discoverer, Ben More
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
Family
Group
Plutonic
Volcanic
Other Categories
Coarse Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock