Definition
Icelandite belongs to volcanic igneous rocks which is rich in iron and belongs to andesite rock
Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine
History
Origin
Iceland
Hawaii Islands
Discoverer
Ian S. E. Carmichael
Unknown
Etymology
From its origin place near Cenozoic volcano near the parsonage Þingmúli in East Iceland
From Greek pikros bitter + -ite, 19th century
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
Family
Group
Volcanic
Volcanic
Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock