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Shoshonite
Shoshonite




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Shoshonite Definition

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1 Definition
1.1 Definition
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
Wyoming,USA
1.2.2 Discoverer
Iddings
1.3 Etymology
From the place of origin called Shoshone riverin Wyoming
1.4 Class
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Volcanic
1.6 Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock

Define Shoshonite

Shoshonite is one of the important type of rocks. If we have to define Shoshonite in general, 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. Shoshonite comes under Igneous Rocks. All Igneous Rocks have similar properties and formation process. Along with Shoshonite Definition, know more about the History of Shoshonite, Etymology of Shoshonite in next sections.