Definitions

from The Century Dictionary and Cyclopedia

  • In petrography, having the characters of, containing, or relating to, phenocrysts.

Etymologies

Sorry, no etymologies found.

Examples

  • Quartz in groundmass does not appear to have nucleated directly on phenocryst, but is in optical continuity with it. (f) Primary vapor-rich fluid inclusion in phenocrystic quartz.

    granophyre_photos.html

  • Feldspar compositions in the groundmass are slightly more Or-rich than the phenocrystic feldspar, which ranges from An10Or15Ab75 to about An1Or44Ab55.

    Granophyre.html

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