Lages, Santa Catarina, South Region, Brazil

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30km in diameter. Carbonatite, melilitite, nepheline syenite, trachyte, phonolite, basanite. Bauxite mining.
http://www.koeln.netsurf.de/~w.steffens/brazil.htm
Geochimica Brasiliensis (1995), 8: 179-214.

Lages complex consists of the following rock association : olivine melilitites, olivine nephelinites, basanites, phononephrites, nepheline syenites, porphyritic peralkaline phonolites.

Mineral List:

42 entries listed. 34 valid minerals.

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