CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
13 Canada (Nova Scotia) 45.02.00 N -- 063.21.50 W Gays River Zn; Pb
 
Database name: World Mississippi Valley-type deposits
Custodial agency: Geological Survey of Canada
Compilers: D. F. Sangster
Release date: 2015-02-06
   
Deposit name(s): Gays River
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 carbonates
Individual lithologies:dolostone
Host rock stratigraphy:Gays River formation
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

Production data: Report period: from 1989-09 until 1991-05; 0.189709 million metric tons ore; Provisional entry?: no; Yearly or summary?: S
Grade-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?: S
Grade-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: proven
Grade-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: indicated
Grade-commodity information:Pb+Zn: 7 percent
Cutoff grade-commodity:Zn+Pb: 2.4 percent
Also containingEstimate date: 1992; 2.4 million metric tons ore; Combined with production?: no; Provisional entry?: no; Resource category: proven
Grade-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%
Associated group(s): Gays River District (18)

Generated 2015-02-06 15:01:01 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada