Definition
Dolomite is a sedimentary rock containing more than 50 percent of the mineral dolomite by weight
Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs
History
Origin
Southern Alps, France
Adak, Aleutian Islands
Discoverer
Dolomieu
Defant and Drummond
Etymology
From French, from the name of Dolomieu (1750–1801), the French geologist who discovered the rock
From Adak, Aleutian Islands
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
-
Volcanic
Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Medium Grained Rock, Opaque Rock