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Karonge (Gakara)
Carbonatite with residual enrichment rare earth element deposit in , Burundi
Deposit type: Carbonatite with residual enrichment
REE minerals: bastnäsite, monazite, rhabdophane, cerianite, fluocerite
Ore minerals: cassiterite, barite, pryomorphite, galena
Gangue minerals: quartz, carbonate, microcline, biotite, goethite
Host rock types: metasedimentary rocks, gneiss, granite
Average grade:
Status: Past small producer REE
Company: Societe Miniere de Muhinga et de Kigali (1988)
Resource estimates: Mineable ore-- 0.06 Mt @ 3.0% bas (1.59% REO)
REE deposit in quartz-barite-bas-mon stockworks of uncertain affiliation, but assummed in references to have carbonatite source. Weathering has produced rhab and cer. Production ceased, due to irregular distribution of grade, in 1978.
References
https://en.wikipedia.org
http://mrdata.usgs.gov/ree/show-ree.php?rec_id=125
http://www.nationalturk.com/en/burundi-tourism-the-bururi-natural-reserve-is-the-best-place-to-be-when-you-are-in-burundi-africa-news-41772/
© Ph.D. Natalia Petrovskaya, 2016
nataliapetrovsky@gmail.com
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