from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A fine-grained metamorphic rock often banded in appearance and composed chiefly of feldspar, quartz, and garnet.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A fine-grained metamorphic rock composed chiefly of feldspar, quartz, and garnets
from the GNU version of the Collaborative International Dictionary of English
- n. A whitish, granular rock, consisting of feldspar and quartz intimately mixed; -- sometimes called whitestone, and leptynite.
from The Century Dictionary and Cyclopedia
- n. A rock often having a parallel or foliated structure like that of gneiss, and consisting mainly of quartz and feldspar, together with red garnets, which are usually of very diminutive size.
Sorry, no etymologies found.
Kaniapiskau Plateau forms the core of Lake Plateau in the central and south-central area, and is composed of massive granulite and charnockite Archean rocks.
Gemstones are found in the Usagaran and Ubendian granulite system.
The rock was of garnet gneiss, traversed by black dykes of pyroxene granulite.
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