Definition
Tuff is a type of rock made of volcanic ash ejected from a vent during a volcanic eruption
An iron rich extrusive rock found as a member of the alkali basalt magma series
History
Origin
Italy
Isle of Mull, Scotland
Discoverer
Unknown
Ben More
Etymology
From a Latin word tophous then in Italian tufo and finally tuff
From the name of discoverer, Ben More
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
Family
Group
Volcanic
Volcanic
Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock