Definition
Icelandite belongs to volcanic igneous rocks which is rich in iron and belongs to andesite rock
Marble is a non-foliated metamorphic rock which is composed of recrystallized carbonate which is formed when limestone is exposed to high temperatures and pressures over a long time
History
Origin
Iceland
Egypt
Discoverer
Ian S. E. Carmichael
Unknown
Etymology
From its origin place near Cenozoic volcano near the parsonage Þingmúli in East Iceland
From the Greek marmaros, shining stone and also from the English word marmoreal meaning marble-like
Class
Igneous Rocks
Metamorphic Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
Family
Group
Volcanic
-
Other Categories
Fine Grained Rock, Opaque Rock
Medium Grained Rock, Opaque Rock