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): |
Gays River |
Longitude / Latitude: |
-63.36389 / 45.03333 |
Political location(s): |
Canada; Province or state: Nova Scotia |
NTS map data: |
011E03 (Shubenacadie) |
Deposit clan (type): |
Mississippi Valley-type |
Deposit status: |
past producer |
Geologic province: |
Meguma Terrane |
Commodities: |
Zn; Pb |
Mineralization styles: |
disseminated in primary porosity; massive replacement |
Geological ages: |
Early Mississippian (host rocks) Pennsylvanian - Permian (mineralization) |
Tectonic setting: |
continental platform (host rocks) |
Host rocks: |
(1) sedimentary; carbonate; Depositional setting: Shallow-water carbonatesIndividual lithologies: | dolostone | Host rock stratigraphy: | Gays River formation |
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Alteration signatures: |
chloritization: Mg-chlorite; What was altered: chlorite kaolinitization: kaolinite; What was altered: dolostone |
Mineralogy: |
sphalerite, galena, marcasite, chalcopyrite, sphalerite, calcite, fluorite, barite, quartz |
Radiometric ages: |
Object dated: ore; Age - Ma: 303; +17; -17; Dating method: Paleomagnetism; Concentrate: Whole ore; Source rock: Massive sulphide; Event dated: mineralization; Reference: Pan, H.; Symons, D. T. A.; Sangster, D. F., 1993: Paleomagnetism of the Gays River Zinc-Lead Deposit, Nova Scotia: Pennsylvanian Ore Genesis; Geophysical Research Letters, Volume 20, p. 1159 - 1162
Object dated: alteration; Age - Ma: 297; +27; -27; Dating method: Ar-Ar; Concentrate: biotite; Source rock: greywacke; Event dated: mineralization; Reference: Kontak, D. J.; Farrar, E.; McBride, S. L., 1994: (Super 40) Ar/(Super 39) Ar Dating of Fluid Migration in a Mississippi Valley-Type Deposit: The Gays River Zn-Pb Deposit, Nova Scotia, Canada; Economic Geology, Volume 89, p. 1501 - 1517
Object dated: country rock; Age - Ma: 241; Dating method: fission track; Concentrate: apatite; Source rock: greywacke; Event dated: post-ore cooling; Reference: Arne, D. C.; Duddy, I. R.; Sangster, D. F., 1990: Thermochronologic Constraints on Ore Formation at the Gays River Pb-Zn Deposit, Nova Scotia, Canada, from Apatite Fission Track Analysis; Canadian Journal of Earth Sciences, Volume 27, p. 1013 - 1022 |
References: |
Chagnon, A.; St. Antoine, P.; Savard, M. M.; Heroux, Y., 1998 |
Impact of Pb-Zn Sulfide Precipitation on the Clay Mineral Assemblage in the Gays River Deposit, Nova Scotia, Canada |
Economic Geology, Volume 93, p. 779 - 792 |
Kontak, D. J., 1992 |
A Preliminary Report on Geological, Geochemical, Fluid Inclusion and Isotopic Studies of the Gays River Zn-Pb Deposit, Nova Scotia |
Open File Report, Nova Scotia Department of Natural Resources, Publication code 92-014, 223 p. |
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 |
Paradis, S.; Hannigan, P.; Dewing, K., 2007 |
Mississippi Valley-type lead-zinc deposits |
in Mineral Deposits of Canada: a synthesis of major deposit types, district metallogeny, the evolution of geological provinces, and exploration methods, Edited by Goodfellow, W. D., Special Publication, Mineral Deposits Division, Geological Association of Canada, No. 5, 1061 p, p. 185 - 203 |
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Production data: |
Report period: from 1989-09 until 1991-05; 0.189709 million metric tons ore; Provisional entry?: no; Yearly or summary?: SGrade-commodity information: | Zn: 7.51 percent Pb: 3.51 percent | Reference: Kontak, D. J., 1992: A Preliminary Report on Geological, Geochemical, Fluid Inclusion and Isotopic Studies of the Gays River Zn-Pb Deposit, Nova Scotia; Open File Report, Nova Scotia Department of Natural Resources, Publication code 92-014, 223 p. Percent weights allocated to deposit: 100.0%
Report period: from 1978 until 1982; 0.55 million metric tons ore; Provisional entry?: no; Yearly or summary?: SGrade-commodity information: | Zn+Pb: 3.3 percent | Reference: Kontak, D. J., 1992: A Preliminary Report on Geological, Geochemical, Fluid Inclusion and Isotopic Studies of the Gays River Zn-Pb Deposit, Nova Scotia; Open File Report, Nova Scotia Department of Natural Resources, Publication code 92-014, 223 p. Percent weights allocated to deposit: 100.0% |
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: 1992; 2.4 million metric tons ore; Combined with production?: no; Provisional entry?: no; Resource category: provenGrade-commodity information: | Zn: 8.6 percent Pb: 6.3 percent | Reference: Kontak, D. J., 1992: A Preliminary Report on Geological, Geochemical, Fluid Inclusion and Isotopic Studies of the Gays River Zn-Pb Deposit, Nova Scotia; Open File Report, Nova Scotia Department of Natural Resources, Publication code 92-014, 223 p. Percent weights allocated to deposit: 100.0%
Estimate date: 1977; 12 million metric tons ore; Combined with production?: no; Provisional entry?: no; Resource category: indicatedGrade-commodity information: | Pb+Zn: 7 percent | Cutoff grade-commodity: | Zn+Pb: 2.4 percent |
Also containing | Estimate date: 1992; 2.4 million metric tons ore; Combined with production?: no; Provisional entry?: no; Resource category: provenGrade-commodity information: | Zn: 8.63 percent Pb: 6.33 percent | Cutoff grade-commodity: | Zn equiv.: 7 percent | Reference: Kontak, D. J., 1992: A Preliminary Report on Geological, Geochemical, Fluid Inclusion and Isotopic Studies of the Gays River Zn-Pb Deposit, Nova Scotia; Open File Report, Nova Scotia Department of Natural Resources, Publication code 92-014, 223 p. Percent weights allocated to deposit: 100.0% | Reference: Kontak, D. J., 1992: A Preliminary Report on Geological, Geochemical, Fluid Inclusion and Isotopic Studies of the Gays River Zn-Pb Deposit, Nova Scotia; Open File Report, Nova Scotia Department of Natural Resources, Publication code 92-014, 223 p. Percent weights allocated to deposit: 100.0% |