Definition
Carbonatite is intrusive or extrusive igneous rock which is defined by mineralogic composition, consisting of greater than 50 percent carbonate minerals
Jaspillite is an iron rich chemically formed rock which is common in banded iron formation rocks
History
Origin
Tanzania
Western Australia, Minnesota
Discoverer
Unknown
Unknown
Etymology
From any intrusive igneous rock, having a majority of carbonate minerals
From Jaspilite (Mineral), a compact siliceous rock which resembles jasper
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Soft Rock
Durable Rock, Soft Rock
Family
Group
Plutonic
-
Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock