CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
205 Zimbabwe 17.24.56 S -- 030.00.27 E Alaska Cu
 
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): Alaska
Political location(s): Zimbabwe; Nearest community: Sinoia (20 km W)
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: continental redbed; in meta-arkose
Commodities: Cu
Geological ages: Early Proterozoic (host rocks)
Tectonic setting: continental marginal basin-graben; divergent (host rocks)
Host rocks: (1) sedimentary; sandstone
Individual lithologies:sandstone (arkosic)
greywacke
Host rock stratigraphy:Deweras Group
Qualified comments: (Applies to: miscellaneous comments) in meta-arkose; ore zone 1400 ft long on surface/ secondary enriched orebody; these carbonate rocks are enclosed in breccia in an oval-shaped basin
References:
Anonymous, 1971
Rhodesian Copper Prospects
Mining Magazine, Vol. 124 No. 4 issue, p. 263

Davidson, C. F., 1965
A Possible Mode of Origin of Strata-Bound Copper Ores
Economic Geology, Volume 60, p. 942 - 954

Jacobsen, W. B., 1964
The Geology of the Alaska Mine
in The Geology of Some Ore Deposits in Southern Africa, Edited by Haughton, S. H., Deposits of Some Minerals Outside the Witwatersrand Basin, Geological Society of South Africa, Johannesburg, 2, 735 p, p. 353 - 366

Maiden, K. J.; Innes, A. H.; King, M. J.; Master, S.; Pettitt, I., 1984
Regional Controls on the Localization of Stratabound Copper Deposits: Proterozoic Examples from Southern Africa and South Australia
Precambrian Research, Volume 25, p. 99 - 118

Von Rahden, H. V., 1984
Copper Mineralization at the Shackleton Mine Zimbabwe-Syngenetic Or Epigenetic?
in Syngenesis and Epigenesis in the Formation of Mineral Deposits, Edited by Wauschkuhn, A.; Kluth, C.; Zimmermann, R. A., Springer-Verlag Berlin Heidelberg, 653 p, p. 193 - 211

Production data: Report period: from 1964 until 1970-09; 252,197.4 metric ton ore; Provisional entry?: yes; Yearly or summary?: S
Grade-commodity information:Cu: 0.95 percent
Reference: Anonymous, 1971: Rhodesian Copper Prospects; Mining Magazine, April issue, p. 263
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: 1970-09; 326,586.5 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: resource ?
Grade-commodity information:Cu: 2.08 percent
Reference: Anonymous, 1971: Rhodesian Copper Prospects; Mining Magazine, April issue, p. 263
Percent weights allocated to deposit: 100.0%


Estimate date: 1984; 6,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: estimated total geological resource
Grade-commodity information:Cu: 1.2 percent
Reference: Maiden, K. J.; King, M. J.; Innes, A. H.; Master, S.; Pettitt, I., 1984: Regional Controls on the Localization of Stratabound Copper Deposits: Proterozoic Examples from Southern Africa and South Australia; Precambrian Research, Volume 25, p. 99 - 118
Percent weights allocated to deposit: 100.0%


Estimate date: 1980; 525,259.9 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: proven resource
Grade-commodity information:Cu: 1.11 percent
Reference: United States Bureau of Mines (Editor(s)), 1980: Minerals Yearbook 1980; Volume, United States Bureau of Mines, 3
Percent weights allocated to deposit: 100.0%

Generated 2015-01-27 17:19:20 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada