Definition
Banded iron formation are distinctive units of sedimentary rock that are almost always of Precambrian age
Dolomite is a sedimentary rock containing more than 50 percent of the mineral dolomite by weight
History
Origin
Western Australia, Minnesota
Southern Alps, France
Discoverer
Johann Gottlob Lehmann
Dolomieu
Etymology
From its formation process
From French, from the name of Dolomieu (1750–1801), the French geologist who discovered the rock
Class
Sedimentary Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
-
-
Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock