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."
Finland : Scott 734 : 2.10 markka : 8 Feb 1986
Veined gneiss