Definition
Harzburgite is a plutonic rock of the peridotite group consisting largely of orthopyroxene and olivine
Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt
History
Origin
Germany
Germany
Discoverer
Unknown
Christian Leopold von Buch
Etymology
From the name of a town in Harzburg, Germany
From Latin glaber bare, smooth, bald
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
Family
Group
Plutonic
Plutonic
Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock