CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
2001 China (Yunnan) 26.07.00 N -- 103.10.00 E Tangdan Cu; Au; Ag; Co; Ge
 
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): 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; carbonate
Individual lithologies:dolostone
Host rock stratigraphy:Luoxue formation

(2) sedimentary; mudstone-carbonate (carbonaceous-argillic)
Individual lithologies:dolomite
slate (black carbonaceous)
Host rock stratigraphy:Heishan formation
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.

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 resource
Grade-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%

Generated 2015-01-27 17:16:04 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada