Description
Antonio Machado Santos And Jose Maria Filho
Commodities
PrimaryMica, Gemstone
Commodity typeN
Deposit
Deposit sizeY
Orebody formLENS
Materials
Ore mineralsAquamarine, Muscovite
GangueKaolin, Microcline, Plagioclase, Quartz
Geology
Host rockPegmatite
Associated rockGneiss
Economic & production
Development statusPast Producer
Discovery year1923
Identification
Deposit ID10066238
MRDS IDTC42355
RegionSA
Data scoreC
Coordinates-20.52607, -41.90169
References
PECORA, W.T., KLEPPER, M.R., LARRABEE, D.M., BARBOSA, A.L.M., AND FRAYHA, RESK, 1950, MICA DEPOSITS IN MINAS GERAIS, BRAZIL: U.S. GEOLOGICAL SURVEY BULLETIN 964-C, P. 205-305.KLEPPER, M.R., AND FRAYHA, RESK, 1944, MICA DEPOSITS NEAR CAPARAO, MUNICIPIOS OF ESPERA FELIZ AND MANHUMIRIM, MINAS GERAIS, BRAZIL: U.S. GEOLOGICAL SURVEY UNPUBLISHED REPORT, 33 P.CIMRIPECORA ET AL (1950).