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Birgildinskoe

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Porphyry copper prospect in Chelyabinskaya oblast, Russian Federation

Names and other identifiers

GMRAP ID 7200
Alternate names Birgildin
Tract name East Uralian Zone (142pCu8203)
Site status prospect

Geographic location

Country Russian Federation
State or province Chelyabinskaya oblast
Geographic location 61.038525, 54.99609
Geologic map unit 61.038525, 54.99609
Nearby data
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Geologic information

Deposit type Porphyry copper
Age (Ma) 347Ma
Age determination method unknown
Age range Late Devonian-Early Carboniferous
Minerals actinolite, biotite, bismuthinite, bornite, carbonate, chalcocite, chalcopyrite, chlorite, cobaltite, covellite, epidote, ilmenite, hematite, hessite, limonite, magnetite, marcasite, molybdenite, pyrite, pyrrhotite, rutile, sericite, tetrahedrite/tennantite
Associated rocks breccia, plagiogranite, diorite porphyry, quartz diorite, andesitic basalt, dacite, granite, granodiorite, rhyodacite, schist, tuff, andesite porphyry, diabase, spilite
Tectonic setting island arc
Stratigraphic age Late Devonian-Early Carboniferous

Commodity and development information

Development status Prospect
Major commodities Cu
Minor commodities Mo
Tonnage (Mt) 5Mt
Cu grade (%) 0.7%
Contained copper 32,900t
Gold-Moly ratio -9999

Reference information

Comments Updated location from SNL; tonnage: 33 kt Cu. D3-C1 Granite-plagiogranite Kosobrodsky Complex; small diorite porphyry stocks. Small deposit by FSU category (<100 kt Cu). Gossan, stockwork, veins. Alteration: potassic, propylitic, phyllic, argillic.
Study area name Urals
References Grabezhev and Borovikov (1993), Grabezhev and others (1995), Kozlov (2002), Plotinskaya and others (2014b), Romashova (1984), Vorob'ev and others (1977)
Site reference Hammarstrom, written commun (2015)
Grabezhev, A., and Borovikov, Y., 1993, Porphyry-copper deposits of the Urals: Proceedings of the 29th International Geological Congress, 1992, Mineral Resources Symposia, Volume A: Resource Geology Special Issue, no. 15, Tokyo, p. 275–284. Grabezhev, A., and Borovikov, Y., 1993, Porphyry-copper deposits of the Urals: Proceedings of the 29th International Geological Congress, 1992, Mineral Resources Symposia, Volume A: Resource Geology Special Issue, no. 15, Tokyo, p. 275–284.
Grabezhev, A., Rusinova, O.V., Zhukhlistov, A.P., and Murzin, V.V., 1995, Vertical metasomatic zoning in the Tominsk porphyry copper ore district South Urals, Russia: Geology of Ore Deposits, v. 37, no. 6, p. 500–510. [in Russian]
Kozlov, V.I., ed., 2002, [The State Geological Map of the Russian Federation, new series, sheets N-40, (41) Ufa, An explanatory note]: St. Petersburg, Ministry of Natural Resources of the Russian Federation, VSEGEI, ??? ""Bashkirgeologia"", scale 1:1,000,000, 350 p. [In Russian]
Plotinskaya, O.Y., Grabezhev, A.I., Groznova, E.O., Seltmann, Reimar, and Lehmann, Bernd, 2014, The Late Paleozoic porphyry-epithermal spectrum of the Birgilda-Tomino ore cluster in the South Urals: Journal of Asian Earth Sciences, v. 79, p. 910–931.
Romashova, L.N., 1984, Birgildinskoe porphyry copper deposit: Geology of Ore Deposits, v. 26, no. 2, p. 20–31. [in Russian]
Vorob’ev, V.I., Kontar’, E.S., Prokin, V.A., and Yakovlev, G.F., 1977, Copper deposits of the veined-disseminated type in Ural: Geology of Ore Deposits, v. 18, no. 1, p. 30–39. [in Russian]