Definition
Marble is a non-foliated metamorphic rock which is composed of recrystallized carbonate which is formed when limestone is exposed to high temperatures and pressures over a long time
Charnockite is a variety of granite containing minerals like orthopyroxene, quartz, and feldspar
History
Origin
Egypt
Tamil Nadu, India
Discoverer
Unknown
T. H. Holland
Etymology
From the Greek marmaros, shining stone and also from the English word marmoreal meaning marble-like
From Job Charnock, an administtrator of East India Company
Class
Metamorphic Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
Family
Group
-
Plutonic
Other Categories
Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock