1 Definition
1.1 Definition
Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite
Greenschist is a metamorphic rock that is formed under lowest temperatures and pressures and is usually produced by regional metamorphism
1.2 History
1.2.1 Origin
1.2.2 Discoverer
1.3 Etymology
Comendite derives its name from the area of Le Commende on San Pietro Island in Italy
From minerals such as chlorite, serpentine, and epidote, and platy minerals such as muscovite and platy serpentine which are green in color
1.4 Class
Igneous Rocks
Metamorphic Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
1.6 Other Categories
Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock