Definition
An iron rich extrusive rock found as a member of the alkali basalt magma series
A carbonate rock which is matrix supported and contains over 10% allochems in a carbonate mud matrix.
History
Origin
Isle of Mull, Scotland
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Discoverer
Ben More
Unknown
Etymology
From the name of discoverer, Ben More
From the English mud and stone, from low German mudde and stainaz
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Soft Rock
Family
Group
Volcanic
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Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock