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- pronunciation:
- naIs
- features:
- Word Combinations (noun)
| part of speech: |
noun |
| definition: |
a metamorphic rock made up of minerals similar to those in granite but arranged in bands that differ in color, some bands containing feldspar and quartz and others containing hornblende and mica.
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| derivations: |
gneissic (adj.), gneissoid (adj.) |
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