Khaldzan-Buregtey
Alkalic igneous rare earth element deposit in Mongolia
Deposit type: Alkalic igneous
REE minerals: fergusonite, allanite, bastnäsite, synchysite, britholite, monazite, chevkinite
Ore minerals: elpidite, gittinsite, zircon, pyrochlore, polylithionite, fluorite (Ta, Gf, Th)
Gangue minerals: microcline, quartz, albite, arfvedsonite, aegirine
Host rock types: peralkaline granite, gabbro, basalt, pantellerite dikes, syenite
Average grade: 0.3% REE
Status: Occurrence
Company:
Resource estimates: >1.2 Mt REE @ 0.3% REE, >0.4 Mt Nb @ 0.1% Nb, >8 Mt Zr @ 2.0% Zr
References
https://en.wikipedia.org
http://mrdata.usgs.gov/ree/show-ree.php?rec_id=200
http://www.consciousbeingalliance.com/2010/12/post-2
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