Definition
Carbonatite is intrusive or extrusive igneous rock which is defined by mineralogic composition, consisting of greater than 50 percent carbonate minerals
Diabase is a fine-grained igneous rock which is composed mostly of pyroxene and feldspar
History
Origin
Tanzania
Germany
Discoverer
Unknown
Christian Leopold von Buch
Etymology
From any intrusive igneous rock, having a majority of carbonate minerals
From Greek di + base
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Soft Rock
Durable Rock, Hard Rock
Family
Group
Plutonic
Volcanic
Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Medium Grained Rock, Opaque Rock