1 Definition
1.1 Definition
Banded iron formation are distinctive units of sedimentary rock that are almost always of Precambrian age
Blueschist is a metamorphic rock which is generally blue in color and is formed under conditions of high pressure and low temperature
1.2 History
1.2.1 Origin
Western Australia, Minnesota
USA
1.2.2 Discoverer
1.3 Etymology
From its formation process
From French schiste, Greek skhistos i.e. split
1.4 Class
Sedimentary Rocks
Metamorphic 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, Opaque Rock
Fine Grained Rock, Medium Grained Rock, Opaque Rock