The Alto do Giz Be-Ta-Li pegmatite is mined for tantalum.
It is located 2 km South of the road connecting the towns of Equador and Parelhas. Produced 300 kg of simpsonite in 1943.
The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!