1 Definition
1.1 Definition
Granulite is fine to medium grained metamorphic rock with a granular of polygonal crystals.
Shoshonite is a basaltic rock, properly a potassic trachyandesite, composed of olivine, augite and plagioclase phenocrysts in a groundmass with calcic plagioclase and sanidine and some dark-colored volcanic glass
1.2 History
1.2.1 Origin
Central Europe
Wyoming,USA
1.2.2 Discoverer
1.3 Etymology
From Latin granulum, a little grain or fine grained
From the place of origin called Shoshone riverin Wyoming
1.4 Class
Metamorphic Rocks
Igneous 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
Coarse Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock