Definition
Websterite is ultramafic and ultrabasic rock that consists of roughly equal proportions of orthopyroxene and clinopyroxene. It is a special type of pyroxenite.
Charnockite is a variety of granite containing minerals like orthopyroxene, quartz, and feldspar
History
Origin
Webster, North Carolina
Tamil Nadu, India
Discoverer
Unknown
T. H. Holland
Etymology
From the town of Webster located in North Carolina
From Job Charnock, an administtrator of East India Company
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
Family
Group
Plutonic
Plutonic
Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock