Definition
Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite
Skarns are formed during regional or contact metamorphism and from a variety of metasomatic processes involving fluids of magmatic, metamorphic, and/or marine origin
History
Origin
Italy
USA, Australia
Discoverer
Unknown
Tornebohm
Etymology
Comendite derives its name from the area of Le Commende on San Pietro Island in Italy
From an old Swedish mining term originally used to describe a type of silicate gangue or waste rock.
Class
Igneous Rocks
Metamorphic Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
Family
Group
Volcanic
-
Other Categories
Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock