Definition
Origin
Discoverer
Etymology
Class
Sub-Class
Group
Other Categories
Dolomite is a sedimentary rock containing more than 50 percent of the mineral dolomite by weight
From French, from the name of Dolomieu (1750–1801), the French geologist who discovered the rock
Durable Rock, Medium Hardness Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
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
From the place of origin called Shoshone riverin Wyoming
Durable Rock, Medium Hardness Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock