from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A coarse-grained greenish rock consisting primarily of garnet and sodic pyroxene, and often including quartz, kyanite, and rutile.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A coarse-grained metamorphic rock, a mixture of pyroxene, quartz, and feldspar with inclusions of red garnet.
from the GNU version of the Collaborative International Dictionary of English
- n. A rock consisting of granular red garnet, light green smaragdite, and common hornblende; -- so called in reference to its beauty.
from The Century Dictionary and Cyclopedia
- n. The name given by Haüy to a rock consisting of a crystalline-granular aggregate of omphacite (a granular, grass-green variety of pyroxene) with red garnet.
It could have been up at eclogite, but not at NOAA.
All three lithologies have abundant mantle xenoliths (eclogite, garnet lherzolite and garnet harzburgite) up to 20 cm in size and abundant mantle-derived garnets.
Diamond - macrodiamonds and microdiamonds Ruby, sapphire, jadeite, eclogite, blueschist Emerald, red beryl Benitoite, neptunite & other gemstones
Previous studies mainly demonstrated the timing of the first surface exposure of ultrahigh-pressure metamorphic rocks in the Dabie Shan based on the discovery of eclogite pebbles, SHRIMP dating of zircons within gravels, etc.
It’s the line reading the eclogite files which are in a D format.
My guess is that it’s probably been up at eclogite for a while; but then it’s odd that it wasn’t archived at NOAA, which otherwise is a copy of eclogite.
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