Definition
Dolomite is a sedimentary rock containing more than 50 percent of the mineral dolomite by weight
Taconite is a low-grade iron ore which belongs to sedimentary rock and containing about 27% iron and 51% silica
History
Origin
Southern Alps, France
Western Australia, Minnesota
Discoverer
Dolomieu
Newton Horace Winchell
Etymology
From French, from the name of Dolomieu (1750–1801), the French geologist who discovered the rock
From the name of Taconic Mountains in New England
Class
Sedimentary Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
-
-
Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock