Definition
Rhyolite is a fine-grained igneous rock which is rich in silica
Rhyolite is a fine-grained igneous rock which is rich in silica
History
Origin
North America
North America
Discoverer
Ferdinand von Richthofen
Ferdinand von Richthofen
Etymology
From German Rhyolit, from Greek rhuax lava stream + lithos stone
From German Rhyolit, from Greek rhuax lava stream + lithos stone
Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
Family
Group
Volcanic
Volcanic
Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock