Definition
Migmatite is typically a granitic rock within a metamorphic host rock which is composed of two intermingled but distinguishable components
Peridotite is a dense, coarse-grained plutonic is the main constituent of the earth's mantle
History
Origin
Southern Alps, France
Pike County, U.S
Discoverer
Jakob Sederholm
Unknown
Etymology
From the Greek word migma which means a mixture
From French, from peridot + -ite
Class
Metamorphic Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
-
Plutonic
Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock