Definition
Laterite rock is a type of Sedimentary rock which is rich in iron and aluminium, formed in hot and wet tropical areas
Tuff is a type of rock made of volcanic ash ejected from a vent during a volcanic eruption
History
Origin
India
Italy
Discoverer
Francis Buchanan-Hamilton
Unknown
Etymology
From Latin later brick, tile + -ite1
From a Latin word tophous then in Italian tufo and finally tuff
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Soft Rock
Durable Rock, Medium Hardness Rock
Family
Group
-
Volcanic
Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock