Definition
Laterite rock is a type of Sedimentary rock which is rich in iron and aluminium, formed in hot and wet tropical areas
Rhyodacite is an extrusive volcanic rock intermediate in composition between dacite and rhyolite
History
Origin
India
USA
Discoverer
Francis Buchanan-Hamilton
Unknown
Etymology
From Latin later brick, tile + -ite1
Rhyo lite + dacite : a rock intermediate between rhyolite and dacite that is the extrusive equivalent of granodiorite
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