Definition
Granulite is fine to medium grained metamorphic rock with a granular of polygonal crystals.
Harzburgite is a plutonic rock of the peridotite group consisting largely of orthopyroxene and olivine
History
Origin
Central Europe
Germany
Discoverer
Unknown
Unknown
Etymology
From Latin granulum, a little grain or fine grained
From the name of a town in Harzburg, Germany
Class
Metamorphic Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
Family
Group
-
Plutonic
Other Categories
Coarse Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock