CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
194 Zambia 12.48.16 S -- 028.10.17 E Nkana (Rokana) Division Cu; Co
 
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): Nkana (Rokana) Division
Political location(s): Zambia; Nearest community: Mindola
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: paralic marine; in lower roan ore shale of argillite and dolomite
Commodities: Cu; Co
Geological ages: Late Proterozoic (host rocks)
Tectonic setting: continental rift-graben; divergent (host rocks)
Host rocks: (1) sedimentary; mudstone-carbonate
Individual lithologies:argillite
dolomite
Host rock stratigraphy:Lower Roan Group, Katanga System
Qualified comments: (Applies to: miscellaneous comments) in lower roan ore shale of argillite & dolomite; 3 deposits: Nkana south, Nkana north, & Mindola occur over 14 km distance
References:
Jowett, E.C., 1989
Effects of Continental Rifting on the Location and Genesis of Stratiform Copper-silver Deposits
Section Introduction, General Principles and Geochemical Aspects, in Sediment Hosted Stratiform Cu Deposits, Ottawa, May 1986, Edited by Boyle, R. W.; Brown, A. C.; Jefferson, C. W.; Jowett, E. C.; Kirkham, R. V., Special Paper, Geological Association of Canada, 36, 710 p, p. 53 - 66

Production data: Report period: from 1932 until 1981-12; 183,000,000 metric ton ore; Provisional entry?: yes; Yearly or summary?: S
Grade-commodity information:Cu: 2.58 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%



178,200,000 metric ton ore; Provisional entry?: yes; Yearly or summary?: S
Grade-commodity information:Cu: 3.37 percent
Co: 0.17 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: 1982-01; 127,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: resource ?
Grade-commodity information:Cu: 2.36 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: 1985-04-01; 303,800,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: estimated resource
Grade-commodity information:Cu: 2.22 percent
Co: 0.05 percent
Reference: Freeman, P. V., 1986: Personal Communication
Percent weights allocated to deposit: 100.0%


Estimate date: 1985-04-01; 81,700,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: proven reserve
Grade-commodity information:Cu: 2.38 percent
Co: 0.14 percent
Reference: Freeman, P. V., 1986: Personal Communication
Percent weights allocated to deposit: 100.0%


Estimate date: 1977; 127,200,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: quoted reserve
Grade-commodity information:Cu: 2.52 percent
Reference: Annels, A. E., 1986: Personal Communication
Percent weights allocated to deposit: 100.0%


8,600,000 metric ton concentrate; Combined with production?: no; Provisional entry?: yes; Resource category: resource of slag at 0.7-0.8% Co
Grade-commodity information:Cu: 1.1 percent
Reference: Anonymous, 1996: Colossal Advances Cobalt Project; The Northern Miner, January 29 issue, p. C10
Percent weights allocated to deposit: 100.0%


Estimate date: 2000-03; 75 million metric tons ore; Combined with production?: no; Provisional entry?: yes; Resource category: reserves
Grade-commodity information:Cu: 2.28 ppm
co: 0.13 percent
Reference: Northern Miner, 2001: First Quantum cuts copper grades at Nkana; The Northern Miner, Oct. 22, 2001 issue, p. 16
Percent weights allocated to deposit: 100.0%


Estimate date: 2000-03; 111 million metric tons ore; Combined with production?: no; Provisional entry?: yes; Resource category: resources
Grade-commodity information:Cu: 2.29 percent
Co: 0.1 percent
Reference: Northern Miner, 2001: First Quantum cuts copper grades at Nkana; The Northern Miner, Oct. 22, 2001 issue, p. 16
Percent weights allocated to deposit: 100.0%


Estimate date: 2000; 323 million metric tons ore; Combined with production?: no; Provisional entry?: yes; Resource category: resources
Grade-commodity information:Cu: 2.21 percent
Co: 0.14 percent
Reference: Northern Miner, 2000: Glencore bankrolls Zambian copper deal; The Northern Miner, Feb. 28, 2000 issue, p. 11
Percent weights allocated to deposit: 100.0%

Generated 2015-01-27 17:19:15 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada