Definition
Pyrolite is an igneous rock consisting of about three parts of peridotite and one part of basalt
Laterite rock is a type of Sedimentary rock which is rich in iron and aluminium, formed in hot and wet tropical areas
History
Origin
Pike County, U.S
India
Discoverer
Unknown
Francis Buchanan-Hamilton
Etymology
From the chemical and mineralogical composition of the upper mantle of the Earth
From Latin later brick, tile + -ite1
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Soft Rock
Family
Group
Plutonic
-
Other Categories
Coarse Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock