What deposits do you know? What fields are the most promising? In what countries? Why?

 We know more than 681 deposits of REE in 79 countries to date. The 450 occurrence this primary deposits of REE.

Distribution of deposits by continent:
Asia - 32%
America - 23% (North America - 16%)
Europe - 17%
Africa - 16%
Australia - 12%

The greatest number of REE primary deposits by country:
Russia - 94 (of 96 deposits)
USA - 54 (of 80 deposits)
China - 19 (of 34 deposits)
Brazil - 16 (of 37 deposits)
Australia - 9 (of 75 deposits)

Countries that have 9-15 REE deposits:
Asia - Sri Lanka, Vietnam, India, Myanmar (these countries have mainly alluvial deposits), Saudi Arabia
Africa - Mozambique, South Africa, Angola, Madagascar, Namibia
Europe - France, Ukraine, Sweden, Norway
North America - Canada, Greenland (Denmark)

Countries that have all types of REE deposits (primary deposits, alluvial and fluvial placers:
   USA
   China
   Brazil

Ph.D. Natalia Petrovskaya