Definition
Hawaiite is volcanic rock that resembles basalt. It is an olivine basalt with intermediate composition between alkali olivine and mugearite
Peridotite is a dense, coarse-grained plutonic is the main constituent of the earth's mantle
History
Origin
Hawaii Islands
Pike County, U.S
Discoverer
Joseph Iddings
Unknown
Etymology
From Hawaii Islands
From French, from peridot + -ite
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
Volcanic
Plutonic
Other Categories
Opaque Rock
Coarse Grained Rock, Opaque Rock