Definition
Norite is a mafic intrusive igneous rock composed largely of the calcium-rich plagioclase labradorite, orthopyroxene, and olivine
A carbonate rock which is matrix supported and contains over 10% allochems in a carbonate mud matrix.
History
Origin
Norway
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Discoverer
Unknown
Unknown
Etymology
From the Norwegian name for Norway, Norge
From the English mud and stone, from low German mudde and stainaz
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Soft Rock
Family
Group
Plutonic
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Other Categories
Coarse Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock