Mineral Deposit Inventory for Ontario

Ministry of Energy, Northern Development and Mines

Permanent Link to this Record: MDI31F03NW00066

Deposit: MDI31F03NW00066

General

Mineral Deposit Identification
Deposit Name(s) Henderson Uranium Showing 1 - 1956, Claim E.o. 18079 - 1956
Related Deposit Type None
Deposit Status occurrence
Date Created 1993-May-18
Date Last Modified 2011-Aug-02
Created By Q Unknown
Revised By A Wilson

Commodities

Primary Commodities: uranium

Location

Township or Area: Raglan

Latitude: 45° 13' 36.52"    Longitude: -77° 25' 16.97"

UTM Zone: 18    Easting: 309913   Northing: 5010999    UTM Datum: NAD83

Resident Geologist District: Southeastern Ontario

NTS Grid: 31F03NW

Point Location Description: approximate

Location Method: based on assessment

Source Map: showing on Claim 18080 in 31F03NW9416

Access Description: The marble is exposed in a road cut on the eastern side of Highway 514 just north of the village of Schutt.

Exploration and Mining History

1954: Stripping and trenching by Henderson Uranium Mines Limited. 1955-56: E. Marquardt and C. Marquardt: stripping and trenching. 1956: Geological, scintillometer and magnetometer surveys, and blasting and stripping by Geo-Technical Development Company Limited on the Henderson Uranium property. 1958: Geological, geiger and scintillometer surveys, and four drill holes totalling 161 feet by J. J. Harris. 1968: Some trenching and drilling of 11 holes for 3,085 feet by Merland Oil Company of Canada Limited. 2008: Melkior Resources Inc.: prospecting, stripping, assays. 2009-2010: First Nickel Inc. and Pacific North West Capital Corp. -DD, DGp, mapping, prospecting, ground geophysics

Assessment Work on File

Assessment Work on File
Office File Number   Online Assessment File Identifier   Online Assessment File Directory  
Tweed file Raglan #11     31F03NW9492     Open
Tweed file Raglan #12        
Tweed file Raglan #17     31F03NW9409     Open
Tweed file Raglan #9 31F03NW9416     63.798     Open
Raglan File 35     2.47083     Open

Geology

Province: Grenville

Subprovince: Central Metasedimentary Belt

Mineral Deposit Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
pegmatite 1 granite host
paragneiss 2 sheared contains

Lithology Comments

07/27/2011 (A Wilson) - The showing consists of two parallel zones of shearing and brecciation. The more westerly shear assumes a width of 25 feet, and is heavily biotitized in streaks. The easterly shear has a width of 10 feet where exposed.

Mineralization

Deposit Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Habit Description
1 uraninite economic ore
2 uranophane economic ore
3 uranothorite economic ore

Mineralization Comments

06/27/2011 (A Wilson) - Grab samples collected by Henderson ranged from 0.035% to 0.079% U3O8. A selected grab sample returned 0.28% U3O8.

Mineral Deposit Details

Deposit Classification
Rank Classification            
1 pegmatite

References

Book - Uranium and thorium deposits of southern Ontario, p. 550

Publication Number: OFR5311    Date: 1981

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

Publisher Name: OGS


Map - Brudenell-Raglan area

Publication Number: M1953-2    Scale: 1:63 360    Date: 1953

Publisher Name: ODM


Map - Precambrian Geology - Denbigh area

Publication Number: P3437    Scale: 1:50 000    Date: 2001

Publisher Name: OGS


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Ministry Contact Information

For detailed information regarding this mineral deposit please contact the Southern Ontario Resident Geologist District Office