Definition
Pumice is a volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals
An iron rich extrusive rock found as a member of the alkali basalt magma series
History
Origin
Spain
Isle of Mull, Scotland
Discoverer
Unknown
Ben More
Etymology
From Old French pomis, from a Latin dialect variant of pumex
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