Definition
Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers
Enderbite rock is an igneous rock which belongs to the Charnockite rock series
History
Origin
-
Enderby Land, Antarctica
Discoverer
Unknown
Unknown
Etymology
From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone
From its occurrence in Enderby Land, Antarctica
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Soft Rock
Durable Rock, Hard Rock
Family
Group
-
Plutonic
Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock