Peter T. George, P.Eng. Consulting Geologist · 2017-01-17 · 41P14NE8385 3.28*2 HUTT 010 MAGNETIC...

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41P14NE8385 3.28*2 HUTT 010 MAGNETIC AND HORIZONTAL LOOP ELECTROMAGNETIC SURVEYS FOR ESSEX MINERALS COMPANY HALLIDAY PROJECT HYDRO GRID Timmins, Ontario May 1978 Peter T. George, P.Eng. Consulting Geologist

Transcript of Peter T. George, P.Eng. Consulting Geologist · 2017-01-17 · 41P14NE8385 3.28*2 HUTT 010 MAGNETIC...

Page 1: Peter T. George, P.Eng. Consulting Geologist · 2017-01-17 · 41P14NE8385 3.28*2 HUTT 010 MAGNETIC AND HORIZONTAL LOOP ELECTROMAGNETIC SURVEYS FOR ESSEX MINERALS COMPANY HALLIDAY

41P14NE8385 3.28*2 HUTT 010

MAGNETIC

AND

HORIZONTAL LOOP ELECTROMAGNETIC

SURVEYS

FOR

ESSEX MINERALS COMPANY

HALLIDAY PROJECT

HYDRO GRID

Timmins, Ontario May 1978

Peter T. George, P.Eng. Consulting Geologist

Page 2: Peter T. George, P.Eng. Consulting Geologist · 2017-01-17 · 41P14NE8385 3.28*2 HUTT 010 MAGNETIC AND HORIZONTAL LOOP ELECTROMAGNETIC SURVEYS FOR ESSEX MINERALS COMPANY HALLIDAY

HYDRO GRID

Introduction

The following report describes the results of ground

geophysical surveys completed for Essex Minerals Company, Halliday

Project, Ontario. Line cutting was completed during the period

January 4 to February 26, 1978. Geophysical surveys were completed

during the period February 4 to April 15, 1978.

Property Description

The property consists of ten contiguous, unpatented mining

claims designated as follows:

L500779 to L500782 inclusive

L500929 to L500934 inclusive

l

l

Property, Location and Access

The property is located in the north quarter of Semple and Hutt

Townships. Access to the property is via the Papakomeka Lake road

south from Timmins then east on the Matachewan road to the Ontario

Hydro line that crosses the west side of Hutt Township. The hydro

line crosses the central part of the property approximately 1.5 miles

south of the Matachewan road.

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Geophysical Surveys

Magnetic and horizontal loop electromagnetic surveys were

completed on the property.

The magnetic survey was carried out utilizing a Scintrex MP-2

Proton Magnetometer capable of reading total field values to an

accuracy of * l gamma. Readings were taken at 50 foot intervals on

all base lines and cross lines. Base stations were established at

100 foot intervals along all base lines and tie lines. Diurnal

variation was corrected for by tieing in to the base stations at*

time intervals generally less than half hour and in no case greater

than one hour.

The horizontal loop electromagnetic survey was carried out

utilizing an Apex Parametrics Max Min II HEM. The HEM unit measures

the in-phase and Quadrature components of the secondary field

developed in the vicinity of conductive material. The measurements

are accurate to i l** Headings were taken at 444 KB and 1777 Hz

frequencies utilizing a 400 foot reference cable.

Conductivity-width and depth of overburden determinations are

presented on the 444 Hz HEM maps.

Regional Geology

The regional geology of the area is presented on Ontario

Department of Natural Resources Compilation Map 2205 (Timmins-

Kirkland Lake).' " *-

The area is underlain by an Archean volcanic-sedimentary complex

locally referred to as the Halliday dome. The general stratigraphic

sequence in the area is as follows:

Page 4: Peter T. George, P.Eng. Consulting Geologist · 2017-01-17 · 41P14NE8385 3.28*2 HUTT 010 MAGNETIC AND HORIZONTAL LOOP ELECTROMAGNETIC SURVEYS FOR ESSEX MINERALS COMPANY HALLIDAY

A thick sequence of mafic volcanic rocks is overlain by a

felsic volcanic complex consisting of flows, pyroclastics and

volcaniclastic sediments. Ultramafic flows or sills are common in

the general stratigraphic interval marked by the felsic volcanic-

mafic volcanic contact zone. Sedimentary rocks occur intercalated

with the volcanic rocks and also occur at the top of the strati

graphic sequence.

Folding in the area is complex but generally occurs about fold

axes having an east-west trend. Some large scale cross folding hasM

occurred about north-south trending fold axis.

Two major sets of faults occur in the area. One set has a

northeasterly strike direction and the other has a north to north

westerly strike direction.

Three sets of diabase dikes occur in the area. Dikes having

a northerly strike direction are probably Matachewan-type. Dikes

having a northeasterly strike direction are* probably Sudbury"j

type.

A thin veneer of generally flat lying early Proterozoic

sedimentary rocks unconformably overlies the Archean rocks in partst.

of the area.

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Property Geology and Previous Work

Hollinger Exploration has recorded geophysical and geological

surveys in the vicinity of the present grid. Two drill holes were

reported near the west boundary of the property. y

The property is underlain by interlayered mafic and felsic

volcanic rocks with an east-west strike direction.

Geophysical Results

Magnetic Survey:

Maximum magnetic relief on the property is 1300 gammas. The

property displays generally low magnetic relief with a number of

narrow magnetic anomalies. The magnetic anomalies have no electro

magnetic response and are probably due to disseminated magnetite.

HEM Survey:

Three electromagnetic anomalies were located during the survey.

Anomaly A

Anomaly A occurs from line 36W to 60W. The 444 Hz data displays

an intermittent response. The zone is a weak, thin conductor from

line 36W to line 48W. From line 52W to line 60W the conductive

zone is 50 to 200 feet wide with good conductivity. The best

response is on line 60W where the data indicates a zone 150 feet

wide with a conductivity-width of 20 mhos and a depth of burial of

40 feet.

Anomaly Bt

Anomaly B occurs as a single line response on line SOW with a

coincident 325 gamma magnetic anomaly. The data indicates a thin

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Anomaly B - Con't

zone with a conductivity-width of 4 mhos and a depth of burial of

60 feet.

Anomaly C

Anomaly C is a weak single line response on line 12W. The

zone is at approximately the same stratigraphic position as

Anomaly A.

Conclusions and Recommendations

Anomalies A and B have probably been drill tested by Hollinger

Exploration. A field check should be made to locate the position of

the drill site relative to the conductor axis.

Anomaly C is too thin and has too short a strike length to be

of economic significance.

Respectfully submitted,

Peter Td/George, P.Eng. Consulting Geologist

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no

Ministry of Natural

GEOPHYSICAL - GEOLOGIC/ TECHNICAL DATA 41PMNE6385 2.8842 HUTT 900

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 Siirvey(g) Mag. , HEM, Line Cutting

Township or Area gfstsS'JLg ^ /Z/-r-7-

Claim Holder(g) Essex Minerals Company91 Pine St., South, Timmins, Ont.

Surveyr^mpanyGeoex Ltd./ P.O. Box 70, Timmins, Ont

Author of Report Peter T. George, P.Eng. - .^

Address of Amhm- Geoex Ltd., P.O. Box 70, Timmins

Covering Dates of Survey /fa&tf f - __ __'**k {linecutting to office)

Total Miles of Line Cut_________l

SPECIAL PROVISIONSCREDITS REQUESTED .

ENTER 40 days (includes . line cutting) for first

survey.

ENTER 20 days for each additional survey using same grid.

Geophysical

MagnetometerO ^^

-Oth*rGcologiraL

Geochemical,... ,.

DAYS

'ST7?oN (hrvll/

AIRBORNE CREDITS (Special provision credit! do not apply to airborne ivirayi)

. Radiometric(enteTdayi per claim) /^) i

HATE- June 8, 1978ST^MATTIPP..Author of JLeport/yir Agent

Res. Geol..

Previous Surveys File No. Type

LV

Date Claim Holder

MINING CLAIMS TRAVERSED List numericallygr~'

(prefix) -.j, f*rpg TTo i

1

TOTAL CLAIMS.

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GEOPHYSICAL TECHNICAL DATA

GROUND SURVEYS — If more than one survey, specify data for each type of survey

Mag: 678Number of Stations HEM Station interval Mag; 50' Profile era h- l inch g 203;

HEM: 100'

Mag: .Number of Readings HEM;.Line sparing 400'

Contour in^rv.1 2 5 to 100 gammas

(J

w

Instrument Scintrex MP-2 Proton Mag.

Accuracy - Scale constant .t. ^ ^amKiaDiurnal correction method Base Stns. established at 100' intervals along S.L.

Base Station check-in interval (hours). Maximum l Base Station location and value —.

ELECTROMAGNETICInstrument , Ape

Coil configuration Coil separationAccuracyMethod:

A A A

x Parametrics Maxmin IIHorizontal Loop400'

* l%

Q Fixed transmitter O Shoot back Hz., 1777 Hz.

S3 In line . Q Parallel line

. (specify V.L.F. station)Parameters m"iifnr*H In p^ase s Quadrature components of secondary field

Bi51

Instrument,Scale constantCorrections made.

Base station value and location.

Elevation accuracy.

INDUCED POIARIZATION

Method D Time DomainParameters — On time

H -Offtim*'12 ^ — DHay time-,,,.. ,.M '

t* — Integration time., ,.,,,Id Pnuw,- * tK * . 1 '

Electrode array ——————————————————— : ————Electrode spacing —————————————————— - ——Tvne of electrode..

*

D Frequency Domain FrequencyRange

-1 1

l

Page 9: Peter T. George, P.Eng. Consulting Geologist · 2017-01-17 · 41P14NE8385 3.28*2 HUTT 010 MAGNETIC AND HORIZONTAL LOOP ELECTROMAGNETIC SURVEYS FOR ESSEX MINERALS COMPANY HALLIDAY

00 CD 00

a.*ccLU

ENGLISH TWP. M-787

516546 516597 516593

little^

Redstone504631 lt - - L-eto- - ^

476227 1476229 | 476231

L l L l L

L ,L 476192

Lake \ i 476191 [476188+2M;

'6177 l 476178

BI 0 I2' 15"

SOTHMAN TWP. M-II2I

41P14NE8385 2 .2882 HUTT 200

NOTES

400' surface rights reservation along the shores of all lakes and rivers.

Areas withdrawn from staking under Section 43- of the Mining Act,(R.S.O. 1970)

Order "-' F ile Date Disposition

W.19/76 168543 10/4/79 S.R.O-

DATE OF ISSUE

SEP 2 71978

SURVEYS AND MAPPING BRANCH^-^

LEGEND

PATENTED LAND

PATENTED FOR SURFACE RIGHTS ONLY

LEASE

LICENSE OF OCCUPATION

CROWN LAND SALES

LOCATED LAND

CANCELLED

MINING RIGHTS ONLY

SURFACE RIGHTS ONLY

HIGHWAY i ROUTE NO.

ROADS

TRAILS

RAILWAYS

POWER LINES

MARSH OR MUSKEG

MINES ^

used only with summer resort locations or when space is limited

TOWNSHIP OF

SEMPLEDISTRICT OFSUDBURY

LARDER LAKEMINING DIVISION

SCALE : 1 INCH 40 CHAINS {1/2 MILE)

DR.R.W. NOBLE

DATE APR. 22,7!PLAN NO. M-IIOO

ONTARIO

MINISTRY OF NATURAL RESOURCESSURVEYS A MD .VA^'MC "R

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Oo

UJ-j a.SUJ CO

ZAVITZ TWP. M-II89

4536/79 45I5S* '451049 ; 4bl046[442 758 |442757 .442756 381314

45IO4 B *5l047l-453720 45 3 6 9 8 453699 i45370o 453701

L - L ! L l t-V^WL l L l L l L

l 453690 453691 ' 453702 1453703 i 453704 l 45370 B l 453709 l 453 7 1C l 4 79 'l9''l

r--- t -N.

453692 i 453693 l 45370 5 1453708 l f45 370 7 , M537II ' 4537)2 453713

upper Redwing50093X2 1500929 1500931'

500779 \500780'500930

l- * l 50863/9X^*466.4794 y

.O

Canoeshed Wellington

Lake

|4762Q7 1476208 l 476211

L l L 'L

- — [476206 .476209 ; 476210L -re -- -V ---r

HALLIDAY TWP. M-910

41PI4NEB385 2 .2802 HUTT

NOTES

400' surface rights reservation along the shores of all lakes and rivers.

DATE OF ISSUE

SEP 2 71978

SURVEYS AND MAPPINGDp* **OM *n^"*"*' i ̂ n

LEGEND

PATENTED LAND

PATENTED FOR SURFACE RIGHTS ONLY

LEASE

LICENSE OF OCCUPATION

CROWN LAND SALES

LOCATED LAND

CANCELLED

MINING RIGHTS ONLY

SURFACE RIGHTS ONLY

HIGHWAY A ROUTE NO.

ROADS

TRAILS

RAILWAYS

POWER LINES

MARSH OR MUSKEG

MINES

* used only with summer resort locations or when space is limited

TOWNSHIP OF

HUTTDISTRICT OF

SUDBURY

LARDER LAKEMINING DIVISION

SCALE : 1 INCH ; 40 CHAINS (1/2 MILE)

DR.R. NOBLE

DATE MAY 5, 71.PLAN NO. M-943

ONTARIO

MINISTRY OF NATURAL R ESOURCESSURVEYS AND MAPPING R^NCi

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Page 12: Peter T. George, P.Eng. Consulting Geologist · 2017-01-17 · 41P14NE8385 3.28*2 HUTT 010 MAGNETIC AND HORIZONTAL LOOP ELECTROMAGNETIC SURVEYS FOR ESSEX MINERALS COMPANY HALLIDAY

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Page 13: Peter T. George, P.Eng. Consulting Geologist · 2017-01-17 · 41P14NE8385 3.28*2 HUTT 010 MAGNETIC AND HORIZONTAL LOOP ELECTROMAGNETIC SURVEYS FOR ESSEX MINERALS COMPANY HALLIDAY

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