Definition
Pyrolite is an igneous rock consisting of about three parts of peridotite and one part of basalt
Cataclasite is a type of cataclastic rock that is formed by fracturing and comminution during faulting. It is normally cohesive and non-foliated, consisting of angular clasts in a finer-grained matrix
History
Origin
Pike County, U.S
Swiss Alps, Europe
Discoverer
Unknown
Michael Tellinger
Etymology
From the chemical and mineralogical composition of the upper mantle of the Earth
From the Italian word cataclasi
Class
Igneous Rocks
Metamorphic 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