Definition
Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite
Laterite rock is a type of Sedimentary rock which is rich in iron and aluminium, formed in hot and wet tropical areas
History
Origin
Italy
India
Discoverer
Unknown
Francis Buchanan-Hamilton
Etymology
Comendite derives its name from the area of Le Commende on San Pietro Island in Italy
From Latin later brick, tile + -ite1
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Soft Rock
Family
Group
Volcanic
-
Other Categories
Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock