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Occurrence Details


Occurrence Number
105I 007
Occurrence Name
Birr
Occurrence Type
Hard-rock
Status
Showing


General Information

Secondary Commodities: barite, copper
Deposit Type(s): Skarn Cu
Location(s): 62.842780 N, -129.976940 W
NTS Mapsheet(s): 105I13
Location Comments: 1 Kilometres
Hand Samples Available at YGS: No

Capsule

Work History

Staked as Birr cl (Y13021) in Jun/66 by Owen Woods and restaked as Bee cl (Y22636) in Feb/68 by Spartan EL, which performed hand trenching later in the year. Restaked as Cee cl (YA50307) in Feb/80 by Silver Sceptre ML.

Capsule Geology

This showing consists of pyrrhotite, chalcopyrite and gillespite in a small skarn zone developed in Ordovician-Devonian(?) sedimentary rocks at the margin of a small stock. Barite veins are also present near the contact.

References

GEOLOGICAL SURVEY OF CANADA Paper 69-55, p. 50.

SILVER SCEPTRE MINES LTD, Apr/80. Prospectus Report by J.H. Montgomery.

SPARTAN EXPLORATIONS LTD, 1968. Assessment Report *#019037 by W.J. Roberts.

SPARTAN EXPLORATIONS LTD, 1968. Assessment Report *#019916 by C.L. Smith.

Location Map

Last Updated: Sep 15, 2011

Work History

Year Work Type Comment
1968 Trenching: Hand

Regional Geology - Terrane

Group: Ancestral North America
Affinity: W Laurentia
Name: North America - basinal strata
Realm: Laurentia


Regional Geology - Bedrock

Supergroup:
Group/Suite: Mayo
Formation:
Member:
Terrane:
Period Max: Cretaceous
Age Max: 98 MA
Period Min: Cretaceous
Age Min: 93 MA
Rock Major: quartz monzonite/granodiorite/quartz diorite/syenite
Rock Minor:
Reference: Gordey (1992) - GSC Map 1762A
Geological Unit (1M): mKM
Geological Unit (250K): mKgM

Assessment Reports that overlap occurrence

Report Number Year Title Worktypes Holes Drilled Meters Drilled
019037 1968 1968 Progress Report and Proposed Program 1969 Silt - Geochemistry, Soil - Geochemistry, Bedrock Mapping - Geology
019035 1968 1968 Progress Report and Proposed Program 1969 Itsi Project Silt - Geochemistry, Bedrock Mapping - Geology, Prospecting - Other
019916 1968 Application for a Northern Mineral Exploration Assistance on the Itsi Project (Star and Bee Groups) Yukon Territory Research/Summarize - Pre-existing Data

Related References

Number Title Page(s) Document Type
ARMC016515 Geochem samples overlay maps - 105I/13 Geochemical Map
Citations

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