1 Definition
1.1 Definition
Migmatite is typically a granitic rock within a metamorphic host rock which is composed of two intermingled but distinguishable components
Taconite is a low-grade iron ore which belongs to sedimentary rock and containing about 27% iron and 51% silica
1.2 History
1.2.1 Origin
Southern Alps, France
Western Australia, Minnesota
1.2.2 Discoverer
Jakob Sederholm
Newton Horace Winchell
1.3 Etymology
From the Greek word migma which means a mixture
From the name of Taconic Mountains in New England
1.4 Class
Metamorphic Rocks
Sedimentary Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Not Applicable
Not Applicable
1.6 Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock