Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI41P14NW00012

Record: MDI41P14NW00012

General

Mineral Record Identification
Record Name(s) Boomerang - 2022, Edleston Project - 2021, Bardwell - 1991, Canex Aerial DDH 119-12 - 1972, Sirola Option - 1970, Serpentine Property - 2004
Related Record Type
Related Record(s)
Record Status Developed Prospect With Reported Reserves or Resources
Date Created 1991-Mar-21
Date Last Modified 2023-Mar-13
Created By
Revised By

Commodities

Primary Commodities: Nickel

Secondary Commodities: Cobalt, Copper, Zinc, Silver



Location

Township or Area: Sothman

Latitude: 47° 53' 5.05"    Longitude: -81° 17' 49.68"

UTM Zone: 17    Easting: 477786   Northing: 5303532    UTM Datum: NAD83

Resident Geologist District: Timmins

NTS Grid: 41P14NW

Point Location Description: DDH DDED21-059 from Aston Minerals ASX release Feb 21, 2023

Location Method: Based on Assessment

Access Description: The occurrence area can be reached by travelling south from Timmins along the forest road connecting to Shining Tree. This occurrence does not outcrop and the best mineralization was intersected at depth in a diamond drill hole collared on Bardwell Lake.



Exploration History

1970-72: Canex Aerial Exploration, Ltd. - mapping, ground geophysics, DD-4-3561 ft. 1966: P.C.E. Explorations Ltd. - ground geophysics. 1999: Jones and Filo - prospecting. 2004: Mustang Minerals Corp. - prospecting, sampling, airborne geophysics. 2007: Sedex Mining Corporation - ground geophysics. 2021-22: Aston Minerals drilled 62 DDH totalling 28,001 m on the Edleston Project.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
T-2289 / 2.580 41P14NW0045 41P14NW0045
T-5234 / 2.30797 20000000863 20000000863
T-2232 / 63.1994 41P14NW0022 41P14NW0022
T-5093 / 2.28603 41P14NE2014 41P14NE2014
T-5635 / 2.37101 20000002662 20000002662
T-2289 / 63.3003 41P14NW0019 41P14NW0019
T-4386 / 2.20288 41P14NW2003 41P14NW2003

Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Abitibi

Geological Age: Neoarchean  



Geology Comments

Aug 30, 2010 (A Wilson) - The Bardwell occurrence is contained within a large mafic-ultramafic intrusive. The intrusive intruded mafic to felsic metavolcanic rocks, the felsic metavolcanic rocks commonly containing one to several percent disseminated pyrite and pyrrhotite. The mafic - ultramafic intrusive ranges in composition from gabbro to dunite and is chilled at the margins to having pegmatitic sections.


Mar 13, 2023 (Therese Pettigrew) - Edleston is located within the Abitibi Greenstone Belt of Archean metavolcanic and metasedimentary assemblages which have been steeply folded with the axes trending in a general east-west direction. These have been intruded mainly by large granitic bodies and by masses of mafic and ultramafic rocks and well as several ages of younger dolerite dykes. Regionally the Project is located within the western extension of the Cadillac-Larder Fault Zone (Aston Minerals ASX release Feb 21, 2023).




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Mafic lava flow-unsubdivided 1 Near
Felsic lava flow-unsubdivided 2 Near
Gabbro 3 Gabbro to Dunite Chilled to Pegmatitic Host
Peridotite 4 Dunite to peridotite Host

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1PyrrhotiteEconomicOre
4ChalcopyriteEconomicOre
2MagnetiteEconomicGangue
3PyriteEconomicGangue
AsbestosAlterationSerpentinization1
SerpentineAlterationSerpentinization2
CarbonateAlterationSerpentinization3
TalcAlterationSerpentinization4

Mineralization Comments

Aug 30, 2010 (A Wilson) - Elevated Ni values were recovered from a peridotite body. Assay values range from trace to 0.50% Ni over 1 ft. Elevated Cu, Zn values were also returned from mafic metavolcanic rocks lying above the peridotite. Assays up to 0.08 % Cu, 0.01% Zn and 0.02oz/t Ag over 5 feet were returned. The sulphides are described as being disseminated to net-textured


Mar 13, 2023 (Therese Pettigrew) - The Boomerang Resource is interpreted to be a dunite/peridotite unit which has undergone extensive serpentinization. This process of is responsible for the reaction of olivine to produce magnetite and brucite, resulting in a strongly reducing environment whereby nickel is released from decomposition of olivine. The nickel which has been released is typically partitioned into low sulphur nickel sulphide minerals. DDH DDED21-059 returned 0.38% Ni and 0.012% Co over 183.04 m including 0.46% Ni and 0.013% Co over 76.19 m. DDH DDED22-082 returned 0.36% Ni and 0.013% Co over 159.71 m including 0.44% Ni and 0.016% Co over 83 m (Aston Minerals ASX release Feb 21, 2023).



Mineral Record Details

Classification
RankClassification            
1 Mafic-Ultramafic Intrusion
Reserves or Resources Data
Zone Year Category Tonnes Reference Comments Commodities
Boomerang 2023 Indicated Mineral Resource 155000000 Aston Minerals ASX release Feb 21, 2023 https://astonminerals.com/wp-content/uploads/1Point044BillionTonneMaidenNickelCobaltMineralResource21Feb23.pdf Cobalt 109 ppm, Nickel 0.28 %
Boomerang 2023 Inferred Mineral Resource 889000000 Aston Minerals ASX release Feb 21, 2023 https://astonminerals.com/wp-content/uploads/1Point044BillionTonneMaidenNickelCobaltMineralResource21Feb23.pdf Cobalt 108 ppm, Nickel 0.27 %

References

Part - Geology of Sothman Township

Publication Number: ARV62-06 Date: 1997

Author: Abraham E.M.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Township of Sothman, District of Sudbury, Ontario

Publication Number: M1953-03 Scale: 1:12,000    Date: 1997

Author: Abraham E.M.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Geological Compilation of the Matachewan Area, Abitibi Greenstone Belt

Publication Number: P3527 Scale: 1:100,000    Date: 2003

Author: Ayer J.A., Trowell N.F., Josey S.D., Nevills M., Valade L.

Publisher Name: Ontario Geological Survey

Location:


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For detailed information regarding this mineral record please contact the Timmins Resident Geologist District Office