Database name: |
World Mississippi Valley-type deposits |
Custodial agency: |
Geological Survey of Canada |
Compilers: |
D. F. Sangster |
Release date: |
2015-02-06 |
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Deposit name(s): |
Gorno |
Political location(s): |
Italy; Province or state: Lombardy |
Deposit clan (type): |
Mississippi Valley-type |
Deposit status: |
past producer |
Commodities: |
Zn; Pb |
Mineralization styles: |
discordant collapse breccia cement; disseminated |
Geological ages: |
Late Triassic (host rocks) |
Tectonic setting: |
continental platform (host rocks) |
Host rocks: |
(1) sedimentary; mudstone-carbonate; Depositional setting: Shallow-water carbonatesIndividual lithologies: | limestone shale (black) |
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Mineralogy: |
sphalerite, galena, pyrite, marcasite, chalcopyrite, tetrahedrite, bournonite, jamesonite, boulangerite, polybasite, calcite, quartz, dolomite, ankerite, fluorite, barite |
References: |
Leach, D. L.; Sangster, D. F.; Kelley, K. D.; Large, R. R.; Garven, G.; Allen, C. R.; Gutzmer, J.; Walters, S., 2005 |
Supplement to sediment-hosted lead-zinc deposits: A global perspective |
Appendix, in One hundreth anniversary volume 1905-2005, Edited by Hedenquist, J. W.; Thompson, J. F. H.; Goldfarb, R. J.; Richards, J. P., Ecomomic geology, Society of Ecomonic Geologists, 1136 p |
Leach, D. L.; Sangster, D. F.; Kelley, K. D.; Large, R. R.; Garven, G.; Allen, C. R.; Gutzmer, J.; Walters, S., 2005 |
Sediment-hosted lead-zinc deposits: A global perspective |
in One hundreth anniversary volume 1905-2005, Edited by Hedenquist, J. W.; Thompson, J. F. H.; Goldfarb, R. J.; Richards, J. P., Ecomomic geology, Society of Ecomonic Geologists, 1136 p, p. 561 - 607 |
Omenetto, P.; Vailati, G, 1977 |
Ricerche Geominerarie nel Settore Cenrale del Distretto a Pb, Zn, Fluorite e Barite di Gorno (Lombardia) |
L'Industria Mineraria, Volume 28, p. 25 - 44 |
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Production data: |
Report period: until 1978; 6.2 million metric tons ore; Provisional entry?: no; Yearly or summary?: SWeight-commodity information: | Zn: 0.71 million metric tons Pb: 0.14 million metric tons | Reference: Klau, W.; Mostler, H., 1983: Alpine Middle and Upper Triassic Pb-Zn Deposits ; Section Invited Major Papers, in International Conference on Mississippi Valley-Type Lead-Zinc Deposits: Proceedings Volume, Edited by Kisvarsanyi, G.; Grant, S. K.; Pratt, W. P.; Koenig, J. W., University of Missouri-Rolla, 603 p, p. 113 - 128 Percent weights allocated to deposit: 100.0% |