Definition
Icelandite belongs to volcanic igneous rocks which is rich in iron and belongs to andesite rock
Gossan is intensely oxidized, weathered or decomposed rock, usually the upper and exposed part of an ore deposit or mineral vein.
History
Origin
Iceland
Indonesia
Discoverer
Ian S. E. Carmichael
Cornish Gossen
Etymology
From its origin place near Cenozoic volcano near the parsonage Þingmúli in East Iceland
From Cornish gossen from gos, blood from Old Cornish guit
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
Fine Grained Rock, Medium Grained Rock, Opaque Rock