Definition
Jasperoid is a rare, peculiar type of metasomatic alteration of rocks
An iron rich extrusive rock found as a member of the alkali basalt magma series
History
Origin
USA
Isle of Mull, Scotland
Discoverer
Unknown
Ben More
Etymology
From silica, the main mineral content of Jasperoid
From the name of discoverer, Ben More
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, Opaque Rock