gneissose


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Related to gneissose: gneissic

gneiss

 (nīs)
n.
A banded or foliated metamorphic rock, usually of the same composition as granite.

[German Gneis, probably alteration of Middle High German ganeist, spark (from its appearance), from Old High German gneista.]

gneiss′ic (nī′sĭk), gneiss′oid′ (nī′soid′), gneiss′ose′ (nī′sōs′) adj.
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References in periodicals archive ?
The Abja quartz-monzodioritic stock in SW Estonia is strongly magnetic and consists of a dark grey, massive, medium-grained, partly weakly gneissose rock with abundant accessory apatite and titanomagnetite.
1) is strongly magnetic and consists of dark grey, medium-grained, in part weakly gneissose quartz monzodiorite.