Commodities
PrimaryManganese
Commodity typeM
Deposit
Deposit typeManto
Deposit sizeY
Ore controlCoarse Clastic Material And Andesitic Lava Flows Were Deposited In A Shallow-Water Marine Environment. Evidence Indicates Mn Associated With Volcanic Activity. Accumulation Of Sediments And Lava Flows In Basin Left Isolated Shallow Troughs Of Mn-Saturated Water From Which Mn Minerals Were Ppecipitated
Materials
Ore mineralsBraunite, Hausmanite, Manganite, Psilomelane, Pyrolusite
Geology
Host rockClastic Sedimentary Rock,Limestone,Andesite
Associated rockDiorite · Andean Diorite Complex Intrusive
StructureNorth-Trending Broad Open Folds, Faults Of Varying Lengths And Displacements, And Plutonic Masses, North-Trending Anticline And Adjacent Synclines To E And W
Tectonic settingAndean Cordillera And Batholith
Economic & production
Development statusProducer
First production1884
Identification
Deposit ID10068744
MRDS IDW001985
RegionSA
Data scoreB
Coordinates-29.99745, -70.99953
References
AGUIRRE, LUIS AND MEHECH, SONIA, 1964, STRATIGRAPHY AND MINERALOGY OF THE MANGANESE SEDIMENTARY DEPOSITS OF COQUIMBO PROVINCE, CHILE: ECON GEOLOGY, V. 59, NO. 3, P. 428-442RUIZ, F., CARLOS, 1965, GEOLOGIA Y YACIMIENTOS METALIFEROS DE CHILE: INST. INV. GEOL. CHILE, P. 263-280. (SPANISH)BOWES, W. A., AND OTHERS, 1966, EXPLORACION DE MINERALES RADIACTIVOS EN CHILE, PROV. ATACAMA AND COQUIMBO: CHILE INST. INV. GEOL., BOL. 22, PT. 2, P. 59-70UNITED NATIONS DEVELOPMENT PROGRAMME, 1967, MINERAL RESOURCES SURVEY OF THE PROVINCE OF COBUIMBO, CHILE: NEW YORK , UNITED NATIONS, P. 74-76AGUIRRE, LUIS AND MEHECH, SOINA, 1964, STRATIGRAPHY AND MINERALOGY OF THE MANGANESE SEDIMENTARY DEPOSITS OF COQUIMBO PROVINCE, CHILE: ECONOMIC GEOLOGY, V. 59, NO. 3, P. 428-442.BOWES, W.A., AND OTHERS, 1966, EXPLORACION DE MINERALES RADIOACTIVOSEN CHILE, PROV. ATACAMA AND COQUIMBO: CHILE INSTITUTE OF INVESTIGATION OF GEOLOGY, BOV. 22, PT. 2, P. 59-70.UNITED NATIONS DEVELOPMENT PROGRAMME, 1967, MINERAL RESOURCES SURVEY OF THE PROVINCE OF COLUMBO, CHILE: NEW YORK, UNITED NATIONS, P. 74-76.1958 RECON U.S. ATOMIC ENERGY COMM. AND INST. INV. GEOL. CHILE1963 GEOLMAP INSTITUTO DE INVESTIGACIONES GEOLOGICAS CHILE1966 GEOLMAP UNITED NATIONSRUIZ, 1965, REF.