Definition
Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite
Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt
History
Origin
Italy
Germany
Discoverer
Unknown
Christian Leopold von Buch
Etymology
Comendite derives its name from the area of Le Commende on San Pietro Island in Italy
From Latin glaber bare, smooth, bald
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
Family
Group
Volcanic
Plutonic
Other Categories
Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock