Definition
Origin
Discoverer
Etymology
Class
Sub-Class
Group
Other Categories
Banded iron formation are distinctive units of sedimentary rock that are almost always of Precambrian age
Western Australia, Minnesota
From its formation process
Durable Rock, Medium Hardness Rock
Coarse Grained Rock, Opaque Rock
Mangerite is a plutonic intrusive igneous rock, which is essentially a hypersthene-bearing monzonite
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock