Definition
An iron rich extrusive rock found as a member of the alkali basalt magma series
Breccia is a rock consisting of angular fragments of stones which are cemented by finer calcareous material
History
Origin
Isle of Mull, Scotland
England
Discoverer
Ben More
Unknown
Etymology
From the name of discoverer, Ben More
From Italian, literally gravel, Germanic origin and related to break
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
Family
Group
Volcanic
-
Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Medium Grained Rock, Opaque Rock