Definition
Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt
Mugearite is a type of oligoclase bearing basalt, also comprising of olivine, apatite, and opaque oxides
History
Origin
Germany
Skye, Scotland
Discoverer
Christian Leopold von Buch
Alfred Harker
Etymology
From Latin glaber bare, smooth, bald
From mugear + -ite
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
Family
Group
Plutonic
Volcanic
Other Categories
Coarse Grained Rock, Opaque Rock
Opaque Rock