rpt on ground mag sur berle j v prop benton & …...5. data presentation the magnetometer data...
TRANSCRIPT
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41009NWeei2 2 .7971 MALLARD 010
REPORT ON GROUND MAGNETOMETER SURVEY
BERLE J.V. PHDPKKIY
BENTON MD MALLARD TOWNSHIP
NORIHERN ONTARIO
RECEIVED
O 9 1985
MINING UNDS SECTION
BRIAN GROVES
NORANDA EXPLORATION CD. LTD.
TIMMINS, ONTARIO
APRIL 2, 1985
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TABLE OF
41089NWeei2 2 .7971 MALLARD010C
1. Introduction
2. Location and Access
3. Property Geology
4. Survey Specifications
5. Data Presentation
6. Discussion of Results
7. Conclusions
LIST OF MAPS
Map l Magnetometer Data
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1. INTRODUCTION
During the period 20/01/85 to 03/02/85, a ground magnetometer
survey was performed over a group of sixty claims within
Benton and Mallard Townships in Northern Ontario.
2. LOCATION AND ACCESS
The sixty claims covered by this report are: P595771 to
595776 inclusive, P595779 to 595781 inclusive, P596501 to
596505 inclusive, P596507 to 596514 inclusive, P596526,
P596601, P596701, P596707 to 596711 inclusive, P596716 to
596718 inclusive, P688016 to 688021 inclusive, P787281,
P787282, P809478 to 809490 inclusive and P809632 to 809637
inclusive.
The claims straddle the boundary between Benton and Mallard
Townships and are located approximately 85 miles southwest of
Tinmins, Ontario.
The Woman River transects the claim group. A bush road
reaches a point approximately 0.5 miles from the property.
However, the road is in very poor condition and helicopter
access was utilized for the survey work.
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3. PROPERTY GEDIDGY
The claim group lies within the Swayze greenstone belt and
rocks in the general area of the property consist mainly of
mafic to intermediate volcanics with minor intercalated mafic
and felsic tuffs.
Detailed geological mapping of the property was completed by
Noranda Exploration in 1984. The mapping revealed that the
property is underlain by a sequence of northwest trending
mafic and intermediate volcanic flows intruded by diabase and
quartz-feldspar porphyry dykes. In the southern portion of
the property, an intermediate pyroclastic unit is
intercalated with the flows.
Previous exploration work in the area has been concentrated
on the Woman River gold showing located in the centre of the
claim group. The showing, discovered in 1933, has been
trenched and sampled on several subsequent occasions with
assay results obtained between 0.19 and 0.4 ozs per ton.
Numerous mining companies and organizations have flown
airborne geophysical surveys over or in close proximity to
the present claim group in search of base metals. No grid
cutting, geophysical surveys or drilling have been previously
filed for the property.
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4. SURVEY SPECIFICATIONS;
The magnetometer survey was performed along northeasterly
oriental grid lines spaced 400 ft apart. Station spacings
along the grid lines were 100 ft.
A Geometrics G-816 proton precession magnetometer was
employed to measure the earth's total magnetic field with an
accuracy of InT. A base station was established and diurnal
variation of the earth's magnetic field was monitored at this
station. Corrections were applied to the field data as a
function of time of reading by reference to the base station
results.
A total of 57.37 line miles of magnetometer surveying was
completed over the grid.
5. DATA PRESENTATION
The magnetometer data are presented in contoured plan form in
Map 1.
A contour interval of 100 nT has been employed and no
filtering has been performed on the data.
6. DISCUSSION OF RESULTS
The magnetometer data are characterized by narrow, lenticular
highs over most of the claim group. In the majority of
cases, step magnetic gradients are associated with the highs
which suggest very shallow depth of overburden cover.
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6. DISCUSSION OF RESULTS
Over the southeastern corner of the claim goup, gradients are
subdued and suggest increasing overburden cover or limited
outcrop exposure.
A general northwesterly trend direction is suggested by the
magnetic data. This direction is common to both the
geological strike in the area and the orientation of diabase
dykes. For this reason it is difficult to differentiate
diabase dyes and mafic volcanic flows on the basis of
magnetic expression as both rock types display similar
signatures. The lenticular magnetic high close to the
northen boundary of claim P688019 would appear to lie in
close proximity to outcrop exposure of diabase dyke. The
magnetic response is limited to three lines and extrapolating
the dyke response beyond this is difficult.
It is suggested that the majority of linear magnetic highs on
the claim group are due to intermediate flows with variations
in magnetic expressions being the result of depth of
overburden variations or changes in mafic character of the
flows.
One are of higher magnetic relief {up to 2000nT above local
background) in the extreme northeastern corner of the claim
group (claim P595776) may have mafic flows as the causative
source.
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7. 03NCLUSIONS
The magnetometer survey has indicated a northwesterly trend
direction within the claim group. Due to similar
orientations of the country rock and intruded diabase dykes
and similar magnetic expressions, it is difficult to
differentiate the magnetic responses of the two.
Where geological control is good, it would appear that
variations in magnetic expressions associated with
intermediate flows may reflect mafic composition changes.
Respectfully submitted
Brian Groves
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r!
Ministry ol vrtatural Resources
Report of Work(Geophysical, Geological,Geochemical and Expenditures)
BERLE
M 410B9NW*812 2.7971 MALLARD 9007 \ oe o? Survey is ' Township or Area
.GEOLHYSJ.CAL. (MAG,J.Claim Ho'.deris!
NORANDA EXPLORATION COMPANY LIMITED
RENTON S MALLARD[Prospector's Licence No.
A-34387Aooress
SUITE 400 -55 YONGE STREET, TORONTO, ONTARIO___________ _______[bate of Survey (from Si to) jfotai Miles of line Cut! 20 01 85 i 03 02 85 i
Survey Company
NORANDA CREWName and Address of Author (of Geo-Technical report)
BRIAN GROVES, P.O. BOX 1205. TIMMINS, ONTARIO
-, ,J PaV l Mo. f Yr. j Day | Mo. j Yr. j;__ 5.,LJL~
Credits Requested per Each Claim m Columns at rightSpecial Provisions
For first survey:
includes line cutting)
For each additional survey:using the same grid:
Enter 20 days (for each)
Man Days
Complete reverse side ancTenler total (s) here
j r-
l ' '\ h
FEB ^ 19c' o ~ -. . ' - ' p ~"
Airborne Credits
Note: Special provisions
to Airborne Surveys.
Geophysical
- Electromagnetic
- Magnetometer
- Radiometric
- Other
Geological
Geochemical
Geophysical
- Electromagnetic
- Magnetometer
- RecHometric ^ r
\) - Otjex .** **
Geological , , t ' ,[iUh "
Geochemical
^a iu tn
Electromagnetic
Magnetometer
Radiometric
Days per Claim
20
Days perClaim
'••i^\
o -B8-
i~\ : ' i
^ftm
Mining Claims T raversed (List in numerical sequence)
Expenditures (excludes power stripping)
Calculation of Expendit
Total Expenditure!Total
Days Credits
InstructionsTotal Days Credits may be apportioned at the claim holder's choice. Enter number of days credits per claim selected in columns at right.
Mining ClaimPrefix
P".
- -^tp^"*!'-'
'fr*™^''
'-••'ilf •fvi.. Sfc -'
: . . . , J J - - '-.vatiT*'**^ ;. '*t".^-|fc -w*
---fSrr"
.-'' ^ .' -- "
- ;*ST?'-...;-,J-*.(*-
OtC;*
. - " ' " '
1
Number
595771
595772
595773
595774
595775
595776
595779
595780
5957R1
596?ni
59fit;n2596503
596504
^ 596505
596507
596508
596509
596510
596511
596512
596513
. 596514
596526
Expend. Days Cr.
Mining ClaimPrefix
P-
Ir^SJp-S*?
^S^-5* ;j/ s*S.j(*5? tEjCf '.j .
^y**|irE3c5Sar:"Kg?*'-.* -nf&'cf?
^.**?^J'*'^i'*i****"'irSli'C '
*Si#,as
fm^. Mi-fe ,v,5lv3fc-, - - -..y *-:v~
-.wf *-:^ ! .
Number
596601k
596701
.iS&ZOZ
. 596708596709
59fi7in
596711
^53-6116 596717
596718
688016
688017
688018
688019
688020
688021
787281
787282
809478
809479
809480
*-S^e~- api Claim '.
Expend. Days Cr.
endi: 1st.
Total number of mining claims covered by this g Q report of work.
Date
FEB. 8/85Recoro^a Holoef or Agent (Signature)
Certification Verifying Report of Work
Total Days O. Date Recorded Recorded
l hereby certify that l have a personal and intimate knowledge of the facts set forth in the Report of Work annexed hereto, having performed the work or witnessed same during and/or after its completion and the annexed report is true.
Name ana Posts' Aaaresi o* Person
R.C. DENOMMEE, P.O. BOX 1205
TIMMINS, ONTARIODate Certified
FEB. 8/85Certified by (Signature)
TST- gt. - "IS
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i
APPENDIX l
LIST OF CLAIMS COVERED BY MAGNETOMETER SURVEY,
MINING CLAIM # DAYS PER CLAIM
P - 809481
809482
809483
809484
809485
809486
809487
809488
809489
809490
P - 809632
809633
809634
809635
809636
809637
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
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LIST OF MINING CLAIMS TRAVERSED
P - 595771
595772
595773
595774
595775
595776
595779
595780
595781
596501596502
596503
596504
596505
596507
596508596509
596510596511
596512
596513
596514
596526
809483
809485
809487
809489809632809634809636
P - 596601
596701
596707596708
596709
596710596711
596716
596717596718688016
688017688018688019688020688021787281787282809478809479809480809481809482809484809486809488809490809633809635809637
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Ontario
Ministry of Natural Resources
GEOPHYSICAL - GEOLOGICAL - GEOCHEMICAL TECHNICAL DATA STATEMENT
File.
TO BE ATTACHED AS AN APPENDIX TO TECHNICAL REPORTFACTS SHOWN HERE NEED NOT BE REPEATED IN REPORT
TECHNICAL REPORT MUST CONTAIN INTERPRETATION, CONCLUSIONS ETC.
Type of Survey(s). Township or Area. Claim Holder(s)_
Ground MagnetometerBenton A Mallard TownshipsNoranda Exploration Co. Ltd.
Noranda CrewAuthor of Report Brian GrovesAddress of Anthnr P. 0. Box 1205. Timmins. Ontario P4N 7J5 Covering Dates of Survey 20/01/85 - 03/02/85___________
(linecutting to office)
Miles of Line Cut. 57.2
SPECIAL PROVISIONS CREDITS REQUESTED
ENTER 40 days (includes line cutting) for first survey.ENTER 20 days for each additional survey using same grid.
Geophysical—Electromagnetic.—Magnetometer—.—Radiometric———Other———^—
DAYS per claim.
20
Geological.
Geochemical-AIRBORNE CREDITS (Special provision crediu do not apply to airborne surveys)
^Magn^^etometer Electromagnetic Radiometric
(enter days per claim)
Report or Agent
Res. Geol.. .Qualifications.Previous Surveys
File No. Type Date Claim Holder
MINING CLAIMS TRAVERSED List numerically
(number)
SEE ATTACHED LIST
•i \
TOTAL CLAIMS. 60
837 (5/79)
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GEOPHYSICAL TECHNICAL DATA
GROUND SURVEYS — If more than one survey, specify data for each type of survey
Number of Stations 3 167____________________Number of Readings 3 167Station interval—-^JOlIeet________________Line spacing _____400 Feet Profile scale^^^-——-1-———^^——^—.———^—...--——.—.—___—-^—.—^^——.—— Contour interval ____100 n T———-—-—..——.^.-.^—..—^-——-.^——^—..—^
Instrument____Geometrics G816 Proton Precession
EI;z c5
i y
^•^
iO
Accuracy — Scale constant 1 n TDiurnal correction nu Base Station check-in Base Station location
•thnH Proportional Corr- as a F- of time rel. to fixed base stationinterval (hours) 1 - 5
anH value Line 52W, 25S, 58990 nTLine 52E, 25S, 58831 nT
Instrument M
Coil configurationrinjl spparatinn
Accuracy
^
Method: D Fixed transmitter D Shoot back D In line O Parallel lineFrequency——————————————————————————————————
(specify V.L.F. station)
Parameters measured^^^——————-—^^——————^———.^^—
Instrument ———— Scale constant —— Corrections made.
Base station value and location.
Elevation accuracy.
Instrument ————————————————————————————————————————————2; Method D Time Domain D Frequency Domain
Parameters - On time __________________________ Frequency ————— Nl H - Off time ___________________________ Range ————————
— Delay time ————————————————————————— Integration time.
Power.Electrode array — Electrode spacing . Type of electrode .
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SELF POTENTIALInstrument————————————————————————————————————————— Range.Survey Method ——-—————-—^-—.^——.^—————-—^——..——....—..—.—-——.
Corrections made.
RADIOMETRIC
Instrument ———Values measured.Energy windows (levels) ————^-^————————^———..^—————..^——^^———^ Height of instrument____________________________Background Count. Size of detector——————^——————.^^———-^.....—^.^——..^^.-—^——-1——Overburden ———^^^——^^—-—^^^——————^——.^——^^———.^——-—^^——
(type, depth — include outcrop map)
OTHERS (SEISMIC, DRILL WELL LOGGING ETC.) Type of survey_______________________Instrument ̂ ——————^————-^————^^^———— Accuracy——————^—^-———^^^————^———Parameters measured.
Additional information (for understanding results).
AIRBORNE SURVEYS Type of survey(s)——— Instrument(s) —————
(specify for each type of turvey)
Accuracy^———^-^——^—^————(specify for each type of survey)
Aircraft used^^————^—^^——————^—^——^^——-.^-^^—.Sensor altitude.Navigation and flight path recovery method.
Aircraft altitude_______________________________Line Sparing Miles flown over total area________________________Over claims only.
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GEOCHEMICAL SURVEY - PROCEDURE RECORD
Numbers of claims from which samples taken.
Total Number of Samples. Type of Sample.
(Nature of Material)Average Sample Weight——————— Method of Collection————————
Soil Horizon Sampled. Horizon Development. Sample Depth————— Terrain————————
ANALYTICAL METHODS Values expressed in: per cent
p. p. m. p. p. b.
D D D
Cu, Pb,
Others—l
Zn, Ni, Co, Ag, Mo, As.-(circle)
Field Analysis (.
Drainage Development——————————— Estimated Range of Overburden Thickness.
Extraction Method. Analytical Method- Reagents Used——
Field Laboratory AnalysisNo. ^-^^^———
SAMPLE PREPARATION(Includes drying, screening, crushing, ashing)
Mesh size of fraction used for analysis————
Extraction Method. Analytical Method. Reagents Used——
Commercial Laboratory (. Name of Laboratory—~ Extraction Method—— Analytical Method—— Reagents Used ————~
.tests)
.tests)
.tests)
General. General.
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Mining Lands Section
Control Sheet
File Ho 47? l 1
TYPE OF SURVEY iX GEOPHYSICAL
GEOLOGICAL
GEOCHEMICAL
EXPENDITURE
MINING LANDS COMMENTS:
VvSignature of Assessor
Date
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1965 04 16 File: 2.7971
Mining RecorderMinistry of Natural Resources60 Wilson AvenueTimmins, OntarioPAN 2S7
Dear Sir:
We received reports and maps on April 9, 198S for a Geophysical (Magnetometer) Survey submitted under Special Provisions (credit for Performance and Coverage) on Mining Claims P 595771, et al, 1n the Townships of Benton and Mallard.
This material will be examined and assessed anda statement of assessment work credits will be Issued.
We do not have a copy of the report of work which 1s normally filed with your office prior to the submission of this technical data. Please forward a copy as soon as possible.
Yours sincerely,
S. E. YundtDI rectorLand Management Branch
Whitney Block, Room 6643 Queen's Park Toronto, Ontario M7A 1W3 Phone:(416)965-4888
A. Barr:me
cc: Noranda Exploration Company, Limited P.O. Box 1205 Timmins, Ontario P4N 7J5Attention: R.C. Denommee
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Noronda Exploration Company, Limited (no personal liability)
P.O. Box 1205, Timmins, Ont. P4N 7J5
noranda
April 3 , 1985
S. E. Yundt, D - ———, Director, Land Management Br., R ECEIVEDMinistry of Natural Resources,Whitney Block, Room 6643, APR Q A IQQC Queen's Park, ' WOD Toronto, Ontario. n,,,,. AM7A iw3 MINING LANDS SECTIONDear R. Pichette:
Enclosed please find reports and maps, in duplicate, for a
magnetometer Survey submitted under Special Provisions on Mining
Claims P-595771 et al of Benton and Mallard.
Hoping this material meets with your approval.
Yours truly,
NORANDA EXPLORATION CO. LTD.
R.C. Denommee Landsman
c.c. file #B-95 Enclosure
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LIST OF MINING CLAIMS TRAVERSED
- 595771595772595773595774595775 ^595776 i/595779 x^595780 '-'
595781x^596501 IX
596502 ^
596503 t'
596504 ^ ,
596505 ^
596507
596508
596509
596510
596511
596512
596513
596514
596526
809483
809485
809487 4; - 809489 ^''
809632'^ 809634 Is
809636
P - 596601 596701596707596708596709596710596711596716596717596718688016688017688018688019688020688021787281
787282^809478^809479^-^809480^809481809482809484809486809488809490809633809635809637
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N O
Q
V
MA
LLA
RD
T
WP
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567 72
09633
j' -'
LOCATION PLAN
Berle Last Grid
7
7
7
7
LEGENDINSTRUMENT: Geometrics G- 816 proton precession
RE ADINGS Direct t y In gammas
l somagnetic Contours
Magnetic Depression f*~
Magnetic B ose S t aft
Contoured at:
No. of readings-
Dctes o f Survey:
A
IOO
3167
Feb 1985
n
PROj No
TS
y Magnetic Survey
BERLE- EAST GRID
PROJECT'SURVEYED c*Y- D.M., M.L.,M.T.
DRAWN BY —
DATE ! March 1985
S'.A LE
NORANDA EXPLORATION CO., LTD.OFFICE 1 - M M ,\ f- ! A *-\