Obsidian
Hand sample of Obsidian, an extrusive igneous rock with a glassy appearance formed by the rapid cooling of rhyolitic lavas
Picture No
13625748
Media ID
43070620
Size
4256px x 2848px
(5.4MB)
Credit
Mark A. Schneider /Science Source/ www.ardea.com
Category
NA
Availability
Available in UK only. No agents
Ardea Picture Library
Picture No
13625748
Contributor Ref
SCS-90074982
Pick your License
Restrictions Only for United Kingdom
Aphanite Aphanitic Extrusive Hand Igneous Mineralogy Obsidian Sample Silhouettable Specimen Volcanic
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