HANDBOOK ON THE PHYSICS AND CHEMISTRY OF RARE EARTHS

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HANDBOOK ON THE PHYSICS AND CHEMISTRY OF RARE EARTHS ( handbook-onphysics-and-chemistry-rare-earths )

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TABLE 14 Summary Data of the Representative Igneous Apatite Deposits and Prospects and Some Phosphorites—Cont’d Other REE- Type of Deposit/ Main Bearing Chemical Compositions of Apatite Ores P2O5 Deposit Subtype Province Prospect Commodity Minerals (wt.%) LREEs HREEs LREEs/ Dy Th U Fe2O3 (ppm) (ppm) HREEs (ppm) (ppm) (ppm) References Carbonatite- Nepheline syenite Kola alkalin province, Russia Khibina, Lesnaya Varaka, Kovdor Fluoroapatite Monazite, 2.97– lueshite, 10.45 carbocernaite, hydroxyl- 9.30– 152– 14.6– 9.2– 47.51 2403 144.7 17.2 1.79– 2.89– 0.23– 19.6 53.5 350 Chakhmouradian and Mitchell (1998) and Zaitsev et al. (2014) Cabonatite The Reynolds Range, 135 km northwest of Alice Springs in Northern Territories, Australia Nolans Fluoroapatite Allanite 28.62– 0.07– 6595– 1670– 3.9– 5.1– 92.4– 9.2– 244 9836 1030 Jaireth et al. (2014), Murakami et al. (2011), and Roskill Information Services Ltd (2015) bastnäsite, kukharenkoite, anzaite, burbankite, carbocernaite, bastnäsite, synchysite, cordylite, kukharenkoite, ancylite, loparite, britholite, cerite 38.37 2.59 80,653 2612 31.5

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