Ri'a, Porphyry copper prospect

Ri'a

Porphyry copper prospect in Xizang, China

Names and other identifiers

GMRAP ID	8040
Tract name	Tethyan Gangdese (142pCu8706)
Site status	prospect

Geographic location

Country	China
State or province	Xizang
Geographic location	85.9709, 31.0537 (click for info)
Geologic map unit	85.9709, 31.0537
Nearby data	List Map

Geologic information

Deposit type	Porphyry copper
Age (Ma)	87.69Ma
Age determination method	Ar-Ar
Age range	87.69 ±0.64 Ma (Ar-Ar); 90.1 Ma (U-Pb zircon SHRIMP); 87.2 Ma (unknown)
Age reference	Xin and Qu (2006)
Minerals	bornite, chalcopyrite, covellite, malachite, pyrite, sphalerite
Associated rocks	monzogranite, diabase
Tectonic setting	mixed
Stratigraphic age	Late Cretaceous

Commodity and development information

Development status	Prospect
Major commodities	Cu
Gold-Moly ratio	-9999

Reference information

Comments	Related to bimodal suite of rocks. Skarn related.
Study area name	Central Asian Orogenic Belt
References	Xin and Qu (2006)
Site reference	Mihalasky, Ludington, Hammarstrom, and others (2015)

Xin HongBo, and Qu XiaoMing, 2006, Geological characteristics and ore-forming epoch of Ri'a copper deposit related to bimodal rock series in Coqen County, western Tibet: Mineral Deposits, v. 25, no. 4, p 477482. [In Chinese, English abstract.] (Abstract also available at http://en.cnki.com.cn/Article_en/CJFDTotal-KCDZ200604011.htm.)