Definition
Pyrolite is an igneous rock consisting of about three parts of peridotite and one part of basalt
Wehrlite is an ultramafic and ultrabasic rock that is a mixture of olivine and clinopyroxene. It is a subdivision of the peridotites
History
Origin
Pike County, U.S
Egypt
Discoverer
Unknown
Alois Wehrle
Etymology
From the chemical and mineralogical composition of the upper mantle of the Earth
From the name of a professor, Alois Wehrle
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
Plutonic
Plutonic
Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock