Definition
Laterite rock is a type of Sedimentary rock which is rich in iron and aluminium, formed in hot and wet tropical areas
Diabase is a fine-grained igneous rock which is composed mostly of pyroxene and feldspar
History
Origin
India
Germany
Discoverer
Francis Buchanan-Hamilton
Christian Leopold von Buch
Etymology
From Latin later brick, tile + -ite1
From Greek di + base
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Soft Rock
Durable Rock, Hard Rock
Family
Group
-
Volcanic
Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Medium Grained Rock, Opaque Rock