Catalão I
Catalão I
Carbonatite with residual enrichment rare earth element deposit in Goias, Brazil
Deposit type: Carbonatite with residual enrichment
REE minerals: pyrochlore, gorceixite, monazite, florencite, ancylite, goyazite, anatase, rhabdophane
Ore minerals: pyrochlore, apatite, vermiculite, perovskite, fluorapatite, ilmenite, titanite, barite, hematite, magnetite, zircon, gibbsite, böhmite, svanbergite, goyazite, vivianite, hinsdalite, collophane, lusungite, cahnite, pyrite
Gangue minerals: phlogopite, serpentine, olivine, carbonate, amphibole, pyroxene, feldspar, nepheline, aegirine, quartz, kaolinite, goethite
Host rock types: carbonatite, pyroxenite, serpentinized peridotite, glimmerite
Average grade: 1-12 %
Status: Nb-P producer; minor byproducer of REE (Ce); Ti resource
Company:
Resource estimates:
2 Mt laterite @ 12% REO
5 Mt @ 12% REO
21 Mt @ 1.02% REO
4.6 Mt @ 4% REE
References
https://en.wikipedia.org
http://mrdata.usgs.gov/ree/show-ree.php?rec_id=116
https://hal.archives-ouvertes.fr/hal-00788412/document