Mine detail: Quebrada Grande Placers

Previously called 'El RatonEl CristoLa SalvacionEl CondadoEl CepillitoLa Cu-CaTres ChoquesCuraoMi EsperanzaLos HuesosEl MilagroLa CuaimaLa BicicletaEmpelucalEl CaracolitoQuebrada GrandeQuabrada Resbalon Del DiabloQuebrada CuaimaQuebrada Las MinasLas MujeresLa HoyaLa CuaimitaEl Resbalon Del DiabloMatute'

<< Back to the map

Location

Lat / long: 6.44295, -65.88448

Resource(N)

Primary: Diamond
Discovery year: 1970

Production

Operation type: Unknown
Deposit type: PLACER, RESIDUAL, ALLUVIAL
Production size: Large
Development status: Producer

Geology

Structure:THE STRUCTURAL PATTERN IN THIS AREA IS DOMINANTLY NNE-TRENDING, BUT IS MODIFIED BY A LARGE FAULT SYSTEM. THE SYSTEM IS COMPOSED OF DEEP FAULTS, SOME ARE PARALLEL, OTHERS OBLIQUE AND ORTHOGONAL. THE STRUCTURE OF THIS AREA IS THE SAME AS WEST AFRICA. RING STRUCTURES ON THE PALEOTECTONIC MAP MAY INDICATE CARBONATITES.

References

MRDSTC20061
DEP60001330
Reference{Deposit:: SIDDER, G.B., 1990, MINERAL OCCURRENCES IN THE GUAYANA SHIELD, VENEZUELA: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 90-16, 28 P., 1 OVER-SIZE SHEET.}{Deposit:: RODRIGUEZ M., S.E., 1986, RECURSOS MINERALES DE VENEZUELA: BOLETIN DE GEOLOGIA, REPUBLICA DE VENEZUELA, MINISTERIO DE ENERGIA Y MINAS, DIRECCION GENERAL SECTORIAL DE MINAS Y GEOLOGIA, V. 15, NO. 27, 228 P.}{Deposit:: FAIRBAIRN, W.C., 1971, DIAMONDS IN VENEZUELA: MINING MAGAZINE, V. 125, NO. 4, P. 349-353.}{Deposit:: NIXON, P.H., 1988, DIAMOND SOURCE ROCKS FROM VENEZUELA: INDIAQUA, INDUSTRIAL DIAMOND QUARTERLY, NO. 51, P. 23-29.}{Deposit:: CASSEDANNE, J.P., AND CASSEDANNE, J.O., 1977, ETUDE DE QUELQUES CONCENTRES DE LA QUEBRADA GRANDE, (VENEZUELA). ORIGINE DE LEURS DIAMANTS: ANAIS DA ACADEMIA BRASILEIRA DE CIENCIAS, V. 49, P. 177-193.}{Deposit:: COMMISSION FOR THE GEOLOGICAL MAP OF THE WORLD, 1983, METALLOGENIC MAP OF SOUTH AMERICA, 1:5,000,000, EXPLANATORY TEXT: CARACAS, 88 P.}{Deposit:: BAPTISTA G., J., AND SVISERO, D.P., 1978, GEOLOGIA DE LOS DEPOSITOS DIAMANTIFEROS DE LA PARTE NOROCCIDENTAL DE LA GUAYANA VENEZOLAN: MINISTERIO DE ENERGIA Y MINAS BOLETIN DE GEOLOGIA, V. 13, NO. 24, P. 3-36.}{Deposit:: DIAZ TORO, ROGER, 1977, VARIACION VERTICAL Y LATERAL DE OCHO PERFILES ALUVIONES DE LA QUEBRADA GRANDE, AFLUENTE DEL RIO GUANIAMO, COMPRENDIDOS ENTRE LOS CAMPOS MINEROS LA BICICLETA Y LA SALVACION: CARACAS, VENEZUELA, NOV. 19-23, 1977, V CONGRESO GEOLOGICO VENEZOLANO, MEMORIA, V. 3, P. 957-988.}