Minas Gerais
Producer

Raposos Gold Mine

Minas Gerais, Brazil
GoldPalladiumSilver
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold, Palladium, Silver
Commodity typeM
Deposit
Deposit sizeY
WorkingsSurface/Underground
Orebody formVEIN, IRREGULAR BEDS
Ore controlIron-Formation With Bands Of Siderite Preferentially Replaced By Gold-Sulfide Ore
Materials
Ore mineralsChalcopyrite, Gold, Hematite, Magnetite, Martite, Pyrrhotite
GangueQuartz, Siderite
Geology
Host rockIron Formation · Rio Das Velhas Super Group
StructureEastward Plunging, Asymmetric Folds, Asymmetric And Isoclinal Folds
Tectonic settingPrecambrian Shield
AlterationSericitization, Carbonatization, Chloritization (Inner To Outer Zone)
Economic & production
Development statusProducer
Discovery year1750
Identification
Deposit ID10068857
MRDS IDW002126
Alternate namesMina Grande, Raposos, Lodes Espirito Santo, Mina Grande, Espirito West
RegionSA
Data scoreB
Coordinates-19.96388, -43.80978
References
RIDGE, J.D., 1972, ANNOTATED BIBLIOGRAPHIES OF MINERAL DEPOSITS IN THE WESTERN HEMISPHERETOLBERT, G.E., 1964, GEOLOGY OF THE RAPOSOS GOLD MINE, MINAS GERAIS, BRAZIL-ECONOMIC GEOLOGY VOL 59LADEIRA, E.A., 1991, GENESIS OF GOLD IN QUADRILATERO FERRIFERO, A REMARKABLE CASE OF PERMANENCY, RECYCLING AND INHERITANCE - A TRIBUTE TO DJALMA GUIMARAES, PIERRE ROUTHIER AND HANS RAMBERG: IN BRAZIL GOLD '91 E.A. LADEIRA, ED., BALKEMA ROTTERDAM, P. 11-30.CEASAR, P. DE A.B., 1984, PRINCIPIAS DEPOSITOS MINERAIS: CONCEITOS, METODOLOGIA E LISTAGEM IN SCHOBBENHAUS, C., AMEIDA CAMPOS, D., DERZE, G.R., AND ASMUS, H.E., EDS., GEOLOGIA DO BRASIL: BRASILIA, DEPARTAMENTO NACIONAL DA PRODUCAO MINERAL, P. 249-419.ABREU, A.S., DINIZ, H.B., BUENO DO PRADO, M.G. AND SANTOS, S.P., 1988, A MINA DE OURO DE SAO BENTO, SANTA BARBARA, MINAS GERAIS IN SCHOBBENHAUS BRASIL; V. 3, P. 393-411.VIEIRA, F.W.R., 1991, TEXTURES AND PROCESSES OF HYDROTHERMAL ALTERATION AND MINERALIZATION IN THE NOVA LIMA GROUP, MINAS GERAIS, BRAZIL, IN BRAZIL GOLD '91, E.A. LADEIRA, ED.: BALKEMA, ROTTERDAM, P. 319-325.GAIR, J.E., 1962, GEOLOGY AND ORE DEPOSITS OF THE NOVA LIMA AND RIO ACIMA QUADRANGLES, MINAS GERAIS, BRASIL: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-A, 67 P.1959 GEOLMAP GENE E. TOLBERWRITTEN COMMUN. FROM A. RANSOME AMERICAN EMBASSY AT RIO DE JANEIROCEASAR (1984), GAIR (1962)