Database name: |
World Sediment-Hosted Cu Deposits |
Compilers: |
R. V. Kirkham, J. J. Carriere, A. Rafer, and P. Born |
Release date: |
2015-01-27 |
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Deposit name(s): |
Tangdan |
Political location(s): |
China; Province or state: Yunnan; Nearest community: Dongchuan (38 km NW) |
Deposit clan (type): |
sediment-hosted copper |
Deposit (sub) types: |
paralic marine |
Deposit status: |
Status comments: four orebodies; orebody no. 1 is stratified lenticular swarm, 3900 m long, 10 to 96 m thick grading 0.85% Cu |
Geologic province: |
Sichuan-Yunnan rift |
Geologic district: |
Dongchuan |
Commodities: |
Cu; Au; Ag; Co; Ge |
Mineralization styles: |
stratabound; lenses; vein(s) |
Geological ages: |
Early Paleoproterozoic (host rocks) |
Coincident features: |
bedding stratigraphic contact zone |
Regional tectonic structure: |
anticline (northwestern limb between Xiaojiang and Baotaichang-Jinlong faults) Tectonic structure name: Sikeshu-Laoyin-Tangdan anticline syncline Tectonic structure name: Shamquing-Tuobuka syncline |
Host rocks: |
(1) sedimentary; carbonateIndividual lithologies: | dolostone | Host rock stratigraphy: | Luoxue formation |
(2) sedimentary; mudstone-carbonate (carbonaceous-argillic)Individual lithologies: | dolomite slate (black carbonaceous) | Host rock stratigraphy: | Heishan formation |
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Mineralogy: |
(ore): chalcopyrite, bornite, chalcocite, tetrahedrite, malachite |
References: |
Ren, Z., 1994 |
Geology of the Dongchuan copper mine, Yunnan, China. |
Southwest Geological Exploration Bureau, China National Nonferrous Metals Industry Corp., Kunming, China, 23 p. |
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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: 1994; 1,468,000 short ton metal; Combined with production?: no; Provisional entry?: yes; Resource category: indicated resourceGrade-commodity information: | Cu: 0.92 percent | Reference: Ren, Z., 1994: Geology of the Dongchuan copper mine, Yunnan, China.; Southwest Geological Exploration Bureau, China National Nonferrous Metals Industry Corp., Kunming, China, 23 p. Percent weights allocated to deposit: 100.0% |