from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A basic phosphate / silicate mineral of sodium, calcium and cerium found in parts of Russia.
from The Century Dictionary and Cyclopedia
- n. A rare silicate and phosphate of the cerium metals and calcium, occurring in brown, pseudohexagonal crystals: found in southern Greenland.
REE-enriched minerals identified in petrographic studies include strontium-REE-apatite, britholite, allanite, and REE mineral inclusions in andradite garnet.
Civilisation smiley transversosigmostomy fulcrum, lateral town armourer britholite slimebox.
( "REO")), followed by a zone dominated by mosandrite and yttrio-titanite (up to 65% REO) and lastly by a calc-alkaline zone dominated by britholite (up to 62% REO).