Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31D16NE00146

Record: MDI31D16NE00146

General

Mineral Record Identification
Record Name(s) Empire B Zone - 1954, Empire B Prospect - 1981, El Nino Ventures Ltd. - 1987
Related Record Type Simple
Related Record(s)
Record Status Developed Prospect With Reported Reserves or Resources
Date Created 1981-Sep-21
Date Last Modified 2023-Aug-25
Created By
Revised By

Commodities

Primary Commodities: Uranium, Yttrium

Secondary Commodities: Thorium, Fluorite



Location

Township or Area: Monmouth

Latitude: 44° 59' 47.11"    Longitude: -78° 11' 34.96"

UTM Zone: 17    Easting: 721245   Northing: 4986386    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31D16NE

Point Location Description: building NW of property symbol 6, near eastern bdry of tp.

Location Method: Data Compilation



Exploration History

1954-55: Empire Oil and Minerals Incorporated performed scintillometer and geological surveys and diamond-drilled 26 holes for a total of 12,509 feet (Monmouth #8, 49). 1966-67: L.T. Chandler - Airborne magnetic, electromagnetic and radiometric surveys. 1968-70: Canuc Mines Limited diamond drilled 11 holes for a total of 6,922 feet. 1971-75: Landair Explorations Limited prospected for fluorite and diamond-drilled 6 holes for 3,319 feet. 1976-77: Powerex Resources Limited- VLF-EM and radiometric surveys and 3,241 feet of diamond drilling in 6 holes 1987: Uranex Resources Ltd. - re-assaying of pulps from diamond drilling conducted by Landair. 2005: El Nino Ventures Ltd. - summary of previous exploration assays. 2009-2010: Abitibi Mining Corporation/CJP Exploration Inc. - prospecting, spectrometer survey. 2012: Skead Holdings Ltd. - ground magnetic survey.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
Cardiff #6/63A.215 31D16NE0048 31D16NE0048
Monmouth #51/63.2897 31D16NE0385 31D16NE0385
Monmouth #53/2.2897 32L04SW0026 32L04SW0026
Monmouth #8, 49/63.3399 31D16NE0022 31D16NE0022
Monmouth #22/63.3365 31D16NE0025 31D16NE0025
Monmouth #90/63.3441 31D16NE0013 31D16NE0013
63.2148 31D16NE0040 31D16NE0040
17 31D16NE0039 31D16NE0039
63.5147/OM-87-9-C-005 31D16NE0006 31D16NE0006

Geology

Province: Grenville

Subprovince: Central Metasedimentary Belt

Terrane: Elzevir

Geological Age: Mesoproterozoic  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Pegmatite 1 Host

Lithology Comments

Jan 26, 2017 (A Wilson) - Uranium mineralization occurs within lenticular, discontinuous leucogranite or granite pegmatite dikes. The pegmatites conformably intrudes syenitic rock, granite gneiss, hornblende-biotite gneiss, amphibolite and marble.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1UranothoriteEconomicOre
2UraniniteEconomicOre
3ZirconEconomicOre
4AllaniteEconomicOre
5ThoriteEconomicOre
6MolybdeniteEconomicOre
7FluoriteEconomicOre

Mineralization Comments

Jan 26, 2017 (A Wilson) - Assays from drilling returned values ranging from 0.035% U3O8 over 4 ft. to 0.489% U3O8 over 1.25 ft. Ytrrium assays ranged from 201 ppm to 1459 ppm. Pegmatitic dikes average 4 to 9 ft. in width; 100 to 400 ft. long and grade 0.065% U3O8 to 0.125% U3O8.


Dec 07, 2005 (D Laidlaw) - Drilling has indicated reserves of 2,179,166 tons grading 0.726 pounds U3O8 per ton (OGS file 63.3510) and 2,000,000 tons of low-grade fluorite ore (OGS file 63.3365).



Mineral Record Details

Reserves or Resources Data
Zone Year Category Tonnes Reference Comments Commodities
Fluorite 1976 Possible 184396 OFR 5311, p.135
Empire B 1976 Possible 1976906 OFR 5311, p.135, 0.73 lb/t U3O8 Uranium 11.67 oz/T

References

Map - Monmouth Township, Haliburton County

Publication Number: M2174 Scale: 1:31,680    Date: 1970

Author: Armstrong H.S., Gittins J.

Publisher Name: Ontario Dept. of Mines

Location:


Mono - Uranium and thorium deposits of southern Ontario

Publication Number: OFR5311 Page: 135-136, 194  Date: 1981

Author: Gordon J.B., Rybak U.C., Robertson J.A.

Publisher Name: Ontario Geological Survey

Location:


Part - Radioactive mineral occurrences in the Bancroft area

Publication Number: ARV65-06 Page: 54-56  Date: 1998

Author: Satterly J., Hewitt D.F.

Publisher Name: Ontario Dept. of Mines

Location:


Mono - Uranium and thorium deposits of southern Ontario

Publication Number: MDC004 Page: 28-29  Date: 1967

Author: Hewitt D.F.

Publisher Name: Ontario Dept. of Mines

Location:


MonoMap - Geology of Glamorgan and Monmouth townships, Haliburton County

Publication Number: OFR5021 Page: 197-198  Date: 1997

Author: Armstrong H.S., Gittins J.

Publisher Name: Ontario Dept. of Mines

Location:


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