Category:Orbicular rock

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Orbicular granite 
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Orbicular rock is an intrusive igneous rock (usually granitic in composition) that features concentrically layered, spheroidal structures, known as orbicules.

Subcategories

This category has the following 3 subcategories, out of 3 total.

C

H

R

Media in category "Orbicular rock"

The following 29 files are in this category, out of 29 total.