Definition
Laterite rock is a type of Sedimentary rock which is rich in iron and aluminium, formed in hot and wet tropical areas
Gritstone or grit is a hard, coarse-grained, siliceous sandstone
History
Origin
India
Pennines, England
Discoverer
Francis Buchanan-Hamilton
J.J. Ferber
Etymology
From Latin later brick, tile + -ite1
From Grit + Stone
Class
Sedimentary Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Soft Rock
Durable Rock, Hard Rock
Family
Group
-
-
Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock