Western Keiv (Rovozero, Platongora, Yumperuaiv) (Record #267) rare-earth element deposit in Kola Peninsula, Russia

Western Keiv (Rovozero, Platongora, Yumperuaiv)

Alkalic igneous rare earth element deposit in Kola Peninsula, Russia

Geographic location

Country	Russia
State or province	Kola Peninsula
Geographic location:	36.5, 67.783333
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Location references

Kogarko, L.N., Kononova, V.A., Orlova, M.P., and Wooley, A.R., 1995, Alkaline rocks and carbonatites of the world; Part two, Former USSR: London, Chapman and Hall, 226 p.

Geologic characteristics

Deposit type	Alkalic igneous
Age of deposit	2100 ± 50 Ma (Sm-Nd) 2400 ± 50 Ma (Pb, zir & tit)
REE minerals	amazonite allanite monazite britholite with yttrium astrophyllite yttrialite aeschynite fergusonite pyrochlore chevkinite yttrium titanite thalenite gadolinite pyrochlore loparite monazite bastnäsite
Ore minerals	titanite zircon apatite fluorite magnetite sulfides molybdenite
Gangue minerals	aegirine arfvedsonite quartz microcline albite amphibole
Host rock types	granosyenite quartz syenite alkaline granite silexite

Nearby scientific information

Geologic map unit	36.5, 67.783333333333
Other databases	Find additional scientific data near this location

Economic information

Status	Produces amazonite; potential Zr-REE deposit?

Bibliographic references

Kogarko, L.N., Kononova, V.A., Orlova, M.P., and Wooley, A.R., 1995, Alkaline rocks and carbonatites of the world; Part two, Former USSR: London, Chapman and Hall, 226 p.
Belolipetskii, A.P., and Voloshin, A.V., 1996, Yttrium and rare earth element minerals of the Kola Peninsula, Russia, in Jones, A.P., Wall, Frances, and Williams, C.T., eds., Rare earth minerals-- chemistry, origin and ore deposits: New York, Chapman and Hall, The Mineralogical Society Series 7, p. 311-326.