Database name: |
World Sediment-Hosted Cu Deposits |
Compilers: |
R. V. Kirkham, J. J. Carriere, A. Rafer, and P. Born |
Release date: |
2015-01-27 |
|
|
Deposit name(s): |
Nchanga Area |
Political location(s): |
Zambia |
Deposit clan (type): |
sediment-hosted copper |
Deposit (sub) types: |
paralic marine; in lower banded shale/ quartzite/ arkose |
Commodities: |
Cu |
Geological ages: |
Late Proterozoic (host rocks) |
Host rocks: |
(1) sedimentary; mudstoneIndividual lithologies: | argillite | Host rock stratigraphy: | Lower Roan Group |
(2) sedimentary; evaporiteIndividual lithologies: | evaporite | Host rock stratigraphy: | Lower Roan Group |
|
Qualified comments: |
(Applies to: miscellaneous comments) in lower banded shale/ quartzite/ arkose; at least 12 orebodies along a strike of 24km; bulk of ore in transition zone & shale/ also extends into ss & arkose |
References: |
Anonymous, 1982 |
140 Million British Pounds for Tailings Leach Project in Zambia |
Mining Magazine, August issue, p. 78 |
Binda, P. L.; Mulgrew, J. R., 1974 |
Stratigraphy of Copper Occurrences in the Zambian Copperbelt |
in Gisements Stratiformes et Provinces Cupriferes, Liege 1974, Edited by Bartholomé, P.; de Magnée, I.; Evrard, P.; Moreau, J., Centenaire de la Societe Geologique de Beligique, Societe Geologique de Belgique, 427 p., 2 maps, p. 215 - 233 |
Bowen, R., 1977 |
Stratiform Copper Deposits |
6, in Copper - Its Geology and Economics, Edited by Bowen, R.; Gunatilaka, A., Halsted Press (John Wiley and Sons), New York, 366 p, p. 211 - 278 |
Bruggen, J. W., 1972 |
Introduction Into Mining and Metallurgy on the Zambian Copperbelt |
Journal Royal Geological Mining Society of Netherlands, Volume 51, p. 361 - 370 |
Fleischer, V. D.; Garlick, W. G.; Haldane, R., 1976 |
Geology of the Zambian Copperbelt |
6, in Handbook of Stratabound and Stratiform Ore Deposits, Edited by Wolf, K. H., Volume 6: Cu, Zn, Pb and Ag Deposits, Elsevier Scientific Publishing Company, Amsterdam, New York, 585 p, p. 223 - 352 |
Goossens, P. J., 1983 |
Precambrian Mineral Deposits and their Metallogeny |
Annales. Série in 80, Sciences Géologiques, Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Publication code 89, 97 p. |
Voet, H. W.; Freeman, P. V., 1972 |
Copper Orebodies in the Basal Lower Roan Meta-Sediments of the Chingola Open Pit Area |
Geologie en Mijnbouw, Volume 51, p. 299 - 313 |
|
Production data: |
Report period: from 1939 until 1981-12; 174,000,000 metric ton ore; Provisional entry?: yes; Yearly or summary?: SGrade-commodity information: | Cu: 4.23 percent | Reference: Goossens, P. J., 1983: Precambrian Mineral Deposits and their Metallogeny; Annales. Série in 80, Sciences Géologiques, Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Publication code 89, 97 p. Percent weights allocated to deposit: 100.0%
203,000,000 metric ton ore; Provisional entry?: yes; Yearly or summary?: SGrade-commodity information: | Cu: 5.03 percent | Reference: Freeman, P. V., 1986: Personal Communication Percent weights allocated to deposit: 100.0% |
Resource data: |
Disclaimer - Reserves/Resource Data
Her Majesty the Queen in Right of Canada, represented by the Minister of Natural Resources (NRCan) does not warrant or guarantee the accuracy, completeness or fitness for any purpose of Reserve and Resource information (Data) contained in this database, including whether the Data is compliant with any securities regulations or standards, and NRCan does not assume any liability with respect to any damage or loss incurred as a result of the use made of the Data.
Resource and reserve figures are historical in nature. The Data source provided with each set of figures should be cited if the Data are re-reported. |
Estimate date: 1977; 105,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: quoted reserve - FW NchangaGrade-commodity information: | Cu: 4.4 percent | Reference: Annels, A. E., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
Estimate date: 1977; 3,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: quoted reserveGrade-commodity information: | Cu: 3.6 percent | Reference: Annels, A. E., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
Estimate date: 1977; 10,500,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: quoted reserve - IOB and NchangaGrade-commodity information: | Cu: 2.8 percent | Reference: Annels, A. E., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
27,900,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: estimated resourceGrade-commodity information: | Cu: 1.18 percent Co: 0.3 percent | Reference: Freeman, P. V., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
19,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: proven reserve - cobaltiferousGrade-commodity information: | Cu: 2.87 percent Co: 0.49 percent | Reference: Freeman, P. V., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
Estimate date: 1985-04-01; 112,200,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: proven reserveGrade-commodity information: | Cu: 3.96 percent |
Also containing | Estimate date: 1985-04-01; 19 million metric tons ore; Combined with production?: no; Provisional entry?: yes; Resource category: reserveGrade-commodity information: | Co: 0.49 percent | Reference: Freeman, P. V., 1986: Personal Communication Percent weights allocated to deposit: 100.0% | Reference: Freeman, P. V., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
Estimate date: 1977; 131,500,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: quoted reserve - UOB NchangaGrade-commodity information: | Cu: 2.58 percent | Reference: Annels, A. E., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
Estimate date: 1977; 40,200,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: quoted reserve - UOB NchangaGrade-commodity information: | Cu: 1.47 percent Co: 0.35 percent | Reference: Annels, A. E., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
Estimate date: 1982-01; 278,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: reserveGrade-commodity information: | Cu: 3.23 percent | Reference: Goossens, P. J., 1983: Precambrian Mineral Deposits and their Metallogeny; Annales. Série in 80, Sciences Géologiques, Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Publication code 89, 97 p. Percent weights allocated to deposit: 100.0%
Estimate date: 1977; 2,100,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: quoted reserve - LOB and FW NchangaGrade-commodity information: | Cu: 3.7 percent Co: 0.48 percent | Reference: Annels, A. E., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
Estimate date: 1977; 3,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: quoted reserve - IAB NchangaGrade-commodity information: | Co: 0.38 percent | Reference: Annels, A. E., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
Estimate date: 1977; 143,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: quoted reserve - LOB and FW NchangaGrade-commodity information: | Cu: 4 percent | Reference: Annels, A. E., 1986: Personal Communication Percent weights allocated to deposit: 100.0%
Estimate date: 1985-04-01; 197,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: estimated resourceGrade-commodity information: | Cu: 2.22 percent |
Also containing | Estimate date: 1985-04-01; 27 million metric tons ore; Combined with production?: no; Provisional entry?: yes; Resource category: reserveGrade-commodity information: | Co: 0.3 percent | Reference: Freeman, P. V., 1986: Personal Communication Percent weights allocated to deposit: 100.0% | Reference: Freeman, P. V., 1986: Personal Communication Percent weights allocated to deposit: 100.0% |