| Rock Name: | Gneiss |
| Composition: | A coarse-grained rock in which bands rich in granular minerals alternate with bands of metamorphic micaeous minerals |
| Nomenclature: | Named after the German word gneis. |
| Industrial Uses: | Building stone, ornamental stone. |
| Additional Notes: | Pronounced "nice" and, as a result, has become the target of numerous tired puns like "Have a gneiss day." |
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Gneiss (Veined Gneiss) Finland Scott 734 2.10 markka 8 Feb 1986 |
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| The stamp shows a natural, unpolished specimen. | |
| http://mineralstamps.rbnet.net/gneiss.htm | Philatelic Mineralogy | Copyright © 1997-2010 by Richard Busch |