Masjed Daghi

Porphyry copper (Cu-Au) deposit in Azarbayjan-e-Sharqi, Iran

Names and other identifiers

Alternate names Masjeddaghi
Tract name Azerbaijan—Caucasus-Iran (142pCu9014c)
Site status deposit

Geographic location

Country Iran
State or province Azarbayjan-e-Sharqi
Geographic location 45.9386, 38.8772
Geologic map unit 45.9386, 38.8772
Nearby data

Geologic information

Deposit type Porphyry copper
Deposit subtype Cu-Au
Age determination method Geologic inference
Age range Oligocene–Miocene
Age reference Jamali and others (2010)
Associated rocks quartz monzonite, felsic volcanic and sedimentary rocks
Tectonic setting postconvergence
Stratigraphic age Oligocene–Miocene

Commodity and development information

Development status Producer
Major commodities Cu, Au
Tonnage (Mt) 204Mt
Cu grade (%) 0.34%
Au grade (g/t) 2g/t
Contained copper 690,000t
Gold-Moly ratio -9999

Reference information

Comments Acid-sulfate Au and Cu-Au-(Mo) porphyry deposit; calc-alkaline; post-collisional; in production; expansion to be completed in 2015.
Study area name Tethys
References Alirezaei and others (2008); Ebrahimi (2011); Iran Geological Survey (2010); Jamali and others (2010); Jamali and others (2012); National Iranian Copper Industries Co. (2012)
Site reference Zürcher and others (in press)
Alirezaei, S., Ebrahimi, S., and Pan, Y., 2008, Fluid inclusion characteristics of epithermal precious metal deposits in the Arasbaran metallogenic zone, northwestern Iran: Asian Current Research on Fluid Inclusions Meeting, 2d, Kharagpur, India, November 12–14, 2008 [Proceedings], [39] p. (Also available at, Susan, 2011, Geology, mineralogy and fluid characteristics of the Masjed Daghi epithermal gold deposit, NW Iran [abs.], in European Geosciences Union General Assembly, Vienna, Austria, April 3–8, 2011, Proceedings: Geophysical Research Abstracts, v. 13, abstract EGU2011-236. (Also available at Geological Survey, 2010, Iran Geological Survey, 3- Copper, Masjed Daqi: Iran Geological Survey Web page, accessed October 3, 2012, at, Hemayat; Dilek, Yildirim; Daliran, Farahnaz; Yaghubpur, Abdolmajid; and Mehrabi, Behzad, 2010, Metallogeny and tectonic evolution of the Cenozoic Ahar-Arasbaran volcanic belt, northern Iran: International Geology Review, v. 52, p. 608–630. (Also available at, Hemayat; Yaghubpur, Abdolmajid; Mehrabi, Behzad; Dilek, Yildirim; Daliran, Farahnaz; and Meshkani, Ahamd, 2012, Petrogenesis and tectono-magmatic setting of Meso–Cenozoic magmatism in Azerbaijan Province, northwestern Iran, chap. 3 of Al-Juboury, A.I., ed., Petrology—New perspectives and applications: Rijeka, Croatia, InTech, p. 51–68. (Also available at Iranian Copper Industries Co., 2012, National Iranian Copper Industries Company: International Copper Study Group (ICSG) Meeting, 20th, Lisbon, April 25–27, 2012, 16 p., accessed October 11, 2012, at (Now available at