1 932 résultats

Organisations: Yukon Geological Survey

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  • Late Wisconsinan McConnell ice-flow and sediment distribution patterns in...

    Late Wisconsinan McConnell glaciation (ca. 24-11 ka) occurred in four phases in the Pelly Mountains of southern Yukon. Phase 1 marked the onset of ice accumulation in cirques...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • High Level Terraces Along Parts of Yukon River and Sixtymile River (115 N/9...

    High level terraces representing former valley bottom deposits exist along Yukon River and several of its tributaries. The terraces contain fluvial gravel deposits wich are...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Geology of the Plata-Inca gold-silver veins, Yukon

    Latest (?) Proterozoic to Earliest Cambrian and Devonian to (?) Mississippian strata, and a Cretaceous or Early Tertiary porphyry dyke underlie the Plata-Inca property. The...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Geology of the Wolverine polymetallic volcanic-hosted massive sulphide...

    The Wolverine polymetallic volcanic-hosted massive sulphide deposit occurs in a highly deformed but coherent stratigraphic succession of early Mississippian to early Permian...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Age of the gold-bearing White Channel Gravel, Klondike district, Yukon

    Four new glass-fission-track age determinations on three distal tephra beds, together with published magnetostratigraphic and 40Ar/39Ar age data, securely place a Late Pliocene...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Gold and Silver, Lead Deposits of the Ketza River District, Yukon:...

    The Ketza River gold deposits, in central Yukon, are gold-bearing, massive sulphide mantos and chimneys in Lower Cambrian limestone. Mining is presently confined to oxidized...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Gold-sulphide quartz veins in metamorphic rocks as a possible source for...

    The Livingstone Creek area is located 100 km northeast of Whitehorse, Yukon Territory, Canada. Hydrothermal gold-sulphide mineralization (MINFILE 105E 001) occurs in quartz-...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Goulter Property, central Yukon

    This property, which adjoins the Mt. Nansen property on the north side, is bisected by Discovery Creek, a significant placer gold producer. Two parallel zones of anastomosing...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • McMillan property, southeastern Yukon

    The McMillan deposit contains 1.1 million tonnes grading 8.3% Zn, 4.1% Pb and 62 g/t Ag in a manto-like replacement deposit in the Proterozoic/Lower Cambrian Hyland Group at the...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Mel property, southeastern Yukon

    The Mel deposit consists of a concordant, folded lens of barite and coarse recrystallized galena and sphalerite at the contact between Cambro-Ordovician limestone and shaly...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Geology of the Flex gold-silver vein system, Mount Nansen area, Yukon

    The Flex Gold-Silver deposit is a multiple vein epithermal system found within the Mount Nansen precious metal trend. High-grade gold and silver values are associated with...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Progress report on the Clinton Creek asbestos project

    Country rocks in the project area are metamorphic rocks of the Yukon Group whose age, though uncertain, is believed to be late Precambrian and/or early Paleozoic. Several small...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Mineral exploration in Yukon and western district of Mackenzie: Deposit...

    This report includes a summary of the mineral exploration history of Yukon, an overview of major discoveries and a survey of exploration trends in the territory.
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Uranium-copper mineralization and associated breccia bodies in the...

    During the summer of 1976, prospecting and mining exploration activity in the Wind-Bonnet Plume River area was concentrated on uranium-copper mineralization associated with...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Model of mineralization related to cauldron facies syenite in the Pelly Mountains

    The Mississippian volcanic rocks and associated mineralization in the Pelly Mountains were studied by J. Morin during 1979 and 1980. Alkaline and calc-alkaline Mississippian...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Mount Byng property, south Yukon

    An interesting grassroots exploration prospect is associated with a Lower Cretaceous intrusive complex on the ridge north of Mt. Byng, 50 km northeast of Whitehorse. Brecciated...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Heavy minerals in the gravels of Highet Creek, Yukon Territory, 115 P/9, 16

    The Highet Creek area, 25 km northwest of Mayo, has been mined for placer gold continuously since 1903 by many individual operations. In this study, samples were taken from the...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Lead isotope signatures of Tintina Gold Province intrusions and associated...

    This paper presents new lead isotope data from intrusive rocks and several mineral deposits from the southeastern portion of the Tintina Gold Province (TGP). Lead isotopic...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Marg property, central Yukon

    The Marg deposit consists of four stacked massive sulphide lenses hosted by Devono-Mississippian felsic metavolcanic rocks. Based on 1988 and 1989 diamond drilling, reserves are...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML

  • Metal-ratio zonation in the Keno Hill district, central Yukon

    Silver has been won from narrow vein faults in the Keno Hill district for nearly 70 years. During this period, 3.9 million tonnes (4.3 million tons) of ore have yielded 5754...
    Date de mise à jour: 2011-04-04
    Date de création: 2011-04-04
    Éditeur: Yukon Geological Survey
    Format: HTML