granulite

noun

1. a metamorphic rock composed of granular minerals of uniform size, as quartz, feldspar, or pyroxene, and showing a definite banding.

noun

1. a granular foliated metamorphic rock in which the minerals form a mosaic of equal-sized granules

1. A fine-grained metamorphic rock consisting of similarly sized, interlocking minerals. Unlike most metamorphic rocks, granulites do not exhibit foliation or textural or mineralogical layering.