CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
215 Namibia 22.23 S -- 018.32 E Witvlei Cu; Ag
 
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): Witvlei
Political location(s): Namibia; Nearest community: Witvlei
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: undifferentiated; in calcareous argillite overlying opdam lavas
Commodities: Cu; Ag
Geological ages: Middle Proterozoic - Proterozoic (host rocks)
Tectonic setting: continental marginal rift-graben; divergent (host rocks)
Host rocks: (1) sedimentary; mudstone
Individual lithologies:argillite (calcareous - dark greenish grey - red)
Host rock stratigraphy:Klein Aub Formation, Sinclair Sequence Equivalent
Qualified comments: (Applies to: miscellaneous comments) in calcareous argillite overlying opdam lavas; 3 prospects: Pos-5.2, Cu causeway-8.2, Malachite pan; 14 km n of Witvlei; Cu derived from underlying lava/solutions react with diagenetic pyrite
References:
Anhaeusser, C. R.; Button, A., 1973
A Petrographic and Mineragraphic Study of the Copper-Bearing Formations in the Witvlei Area, Southwest Africa
Transactions of the Geological Society of South Africa, Volume 76, p. 279 - 299

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

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.

6,000,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: combined estimate - Dordabis and Witvlei
Grade-commodity information:Cu: 2 percent
Ag: 30 grams/metric ton
Reference: Borg, G., 1986: Personal Communication
Percent weights allocated to deposit: 100.0%

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