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Yukon Geological Survey

Occurrence Details


Occurrence Number
115I 077
Occurrence Name
Crossing
Occurrence Type
Hard-rock
Status
Showing


General Information

Secondary Commodities: copper
Deposit Type(s): Vein Cu+/-Ag Quartz
Location(s): 62.337220 N, -136.485560 W
NTS Mapsheet(s): 115I08
Location Comments: .5 Kilometres
Hand Samples Available at YGS: No

Capsule

Work History

An old 3 m adit occurs here but no staking records have been found. It is possible that three copper grants, Red Cliff, Gold Bug and Ground Squirrel, recorded at Fort Selkirk in September, 1899 by S.H. Lough and J.H. Jorgenson, were situated here although no locations were given other than an identification as Mineral Location No. 5.
Staked as Fac cl (Y66839) in Jul/72 by P. Versluce and optioned in Oct/73 by B.A. Copper ML, which carried out several days prospecting and reconnaissance soil sampling in 1974.

Capsule Geology

Minor copper oxide with traces of chalcopyrite are found for a length of 15 m along a bluff of Mt Nansen volcanics which outcrop on the west side of the Yukon Crossing tote trail. Average grade is visually estimated at less than 0.5% Cu although selected specimens from the talus could grade up to 2% Cu.

References

Location Map

Last Updated: Sep 15, 2011

Work History

Year Work Type Comment
1974 Geochemistry: Soil
1974 Other
1899 Other 10' adit on the ground may have been driven at this time.

Regional Geology - Terrane

Group: Intermontane
Affinity: W Laurentia
Name: Stikinia
Realm: peri-Laurentian


Regional Geology - Bedrock

Supergroup:
Group/Suite: Laberge
Formation: Tanglefoot
Member:
Terrane:
Period Max: Jurassic
Age Max: 197 MA
Period Min: Jurassic
Age Min: 168 MA
Rock Major: sandstone/conglomerate/shale
Rock Minor: coal
Reference: Colpron et al. (2007) - YGS OF 2007-6
Geological Unit (1M): JL
Geological Unit (250K): JL2

Assessment Reports that overlap occurrence

Report Number Year Title Worktypes Holes Drilled Meters Drilled
097196 2017 Report on Preliminary Reconnaissance of Coal Exploration Licence Areas in the Whitehorse Trough, North-Central Yukon, 2017 Property Evaluation - Other

Related References

Number Title Page(s) Document Type
ARMC016616 Geology map - 115I/8 - Yukon Crossing Geoscience Map (Geological - Bedrock)
Citations

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