1 Definition
1.1 Definition
Taconite is a low-grade iron ore which belongs to sedimentary rock and containing about 27% iron and 51% silica
Kimberlite is a rare, blue-tinged, coarse-grained intrusive igneous rock, which sometimes contains diamonds and is mostly found in South Africa and Siberia.
1.2 History
1.2.1 Origin
Western Australia, Minnesota
Kimberley, South Africa
1.2.2 Discoverer
Newton Horace Winchell
Unknown
1.3 Etymology
From the name of Taconic Mountains in New England
From Kimberley + -ite, from the name of the South African town of Kimberley where the rock was first found.
1.4 Class
Sedimentary Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
1.5 Family
1.5.1 Group
1.6 Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Opaque Rock