progress report on the coronation hill prospect at 31st ... · he also eons1ders ·tt.t the qurt....

13
CANBERRA. COMMONWEALTH OF AUSTRALIA. DEPARTMENT OF NATIONAL DEVELOPMENT. BUREAU OF MINERAL RESOURCES GEO,LOGY AND GEOPHYSICS. 02354G . RECORDS. 1953/124. :1;;,;,;.1.:411 't" ...... . 1.. l ..... t., f .. . ._/ •.•• I . !.. - - - --:.. .:.. 1- PROGRESS REPORT ON THE CORONATION HILL PROSPECT " . by BUREAU OF ES flUnera Rece 1ved F'l APR 1954 R. S. MATHESON.

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CANBERRA.

COMMONWEALTH OF AUSTRALIA.

DEPARTMENT OF NATIONAL DEVELOPMENT.

BUREAU OF MINERAL RESOURCES GEO,LOGY AND GEOPHYSICS.

02354G . RECORDS.

1953/124.

r12tL~ -j-;~;~-~;~: :1;;,;,;.1.:411 't" ...... . 1.. l ..... t., l~,l1n~?-/~~ f

.~. t,j··~ .. ~.~.~~~. ~ . • ._/ •.•• I

. !.. -~, - - - --:.. .:.. 1-

PROGRESS REPORT ON THE CORONATION HILL PROSPECT " .

by BUREAU OF ES

M1NERlAE~O~!;;~UJ:~ flUnera • Rece1ved

F'l APR 1954 R. S. MATHESON.

PRO.I8S REPORf 01 !HI COROIA'rIOI HILL paOSPIC! • 'I '--. 't b I *u tl n L ,II"

111$. II. 1

., j1ST OC't01IR1 .1'fJ. l 1 , ' ., t " , •

.,. ft. B ... theloa.

II000DI 19"/114.

Ceroaatic. Hill Prospee'

Coaalll.lou·

HIM IM).I 18.oaul •• a... ...10,1.1 "p 001'O .. tl08 II1U-Qoo'p •. ~1a Are« 1ft • 1., a11e. (appro%.)

I "ole.l.1 ~n.t.b "p COl'O. tioll 1111 Pro,,.et ltt • 100 teet

3 He.! •• '1'10 PPotile. of eo.t •• ns ••• A',." Vs1u.. I" .. 10 t ...

4 CI'O'. Seot1oa ••• 1 Dl ..... Drill Bolt 1" .. 40 t •• , , Cl'oa, e·ect1:01l 10. 2 'Ol •• oad nrtl1 Bola 1" .. 40 t •• t , .ediOileble 1.0, •• 0, 1 Dluoad Dr!ll Hole '~., 1" • 20 t •• t

'I .8dlO11.'1'10 Lei. 10. 2 1)1I.l10'' ,..1U Hole 1"- 20 t •• t

-------~--:z

I

DO.lii BBeDU QLm ,QlQlA2:XDI milt -~ .. ~ .. -.- -'-"'-'-. .-.-'-~

DoeR: At 3~t aG%S211L "'-3. It. s. JlA'rBESor.

RECOIt])8 1'5'3/124.

fb.is pr08p8<;1'; wh1chls sltuat.d near the headwaters of the SOuth !111,8tor ~lver OD • hearlne of 109 decrees and about 24 mile. distant frca Goo'parlaHoa.steadL w. as discovered h, Ceolollst. B. P. Walpole, on 2nd lune, 19,3.

Followl8, Its discover, detailed 18010110a1 aha ceopnyslcal la ... stiletlo11. were undel'\altea as .ell as oostean1ng and d1uon. drll11JlI.

The ra<Jioaetlve anomaly oeotl.!'s OD. the llO"thern slope of Coronation Hill between cllff, ot Buld1 va quartz1 t. to the south. and a copper-hearing quartz-filled shear 600 feet farther Borth, whloh strikes In a westerly 41rectlo&. Sedl.ents of the .uIdlva troup of 1Jpper Proterozoi. ale ooour to tbe north ot tbe quartz-tilled shear and app.a~ iAthe 11,b' of pre.ent intorsat10n to 'be down ... tault •••

Geopb7s1oal work has shown that the do_ly at the sU1'face glves Gel,er l"ea41ncs of tr_ 125 to 11' oount. per ainut. over' an area of 8,'bout ,-0,000 square t •• t, within "bieh are some loeal hilh .pot. wi th r •• c11q. .p to a aul_. of 700 OOW'lt. per minute. The baeqroWld read1 ... tor the are. 1s '0 count. pel" II1n"te.

Chlorit!e lobists ahd slat •• , whloh. .trlke in a north .. westerly a1reotlon and dip .'ou.t 6, decrees southwest, ooeUr as a disconti •• ou.s outeroppi .. belt alona the north eastern side of the ano.a11, and also outorop sporadleally on the hill slope further to tbe sou.th-east. The age of these rooks is Wloel"ta1n hut the '1"1ter tentatively rel8rd8 them as lteloqlq to the .Broeks Cr.ek Group of Lo •• r Protero%tde a... He also eons1ders ·tt.t the qurt. ln~ectl0. into the shear i, of Lower Proterozoio age, but that 1t 1s probable that turther aOYde.t occurred on 1t 1n post. :a\tlt'llva t1M ••

!he soatl1-western slde of the aIlo.sly oooup1e e an area which 1 s ext.nsl vely eo"ered by 1'011 8.fUll sore., but pit slnk1na and eosteaning has shown that a kaol1n1sed anaular eonglolA.rate or bre'.18 occes as the urtcler1,1q rook:. 8late and quartz! te fragaent. are pre.ent In the hreccia and it Is consldered to be part of tbe aolel yolcanics occurrlnc at the base of the Juldlva Group. These volcanics are cons1dere4 to baY. be.n deposlted on a very ine,\1la:r eroded surtacae of Brocks Creek rocks.

!he costeanla, and pit s1nk1nc whioh haa been done and which has so tar been eonce.tra'e. .bietl7 aloftl the western sid. of the ancaal,. indicated an 1nore.se in radioactlv!ty with depth. In the pit (I. oa Plate 2) and at the "estern end of Costeans 101. 2, :; and 4, tbe seoond.1T In'an1_ aiaerai. auttm.1te and tobbernite oocur in the kaolinited brecoiated aaterial. Assay results of .a.pl •• taken Iro. the south wall ot the pit 1'81'1,ed trOll O.02~ • 11308* to O.IS" • \'1308, wbilacrab ... pl •• troll "hot" areas in soae of the costeans a •• a,.ed O.9~, 3.92_ .rul O.lf" • V308.

Seoondar,. uraaiu. miaerals also ooeur la the sections ot the Clest •• ns that have been sWlk in roeks - chlori tic sehists t etc. - which ere tentatively re,arded by the writer as belonglQ1

\_/

* All as.ay. result. in this report are trOll Ge1Ier-assay. ana are liven as equivalent lI308. expressed. U'308.

-2-

to. tbe 1I'oek. CJteek POMP,. lid wb10h ,_the •• tailed worlt .., .boW t. be Uppe. 170 ..... 01. ta .,e. Oa the _.r .•. · the oeeu­..... 0'1 tbe_ .... rall has __ shoe to ate .. 111 • SOLit •• 1F cUr.otica up the htll 110,. 0 ..... 1eqtb of aoo t .. t.

Followtu .. tattlal taft.tt,.ti0 •• anini .... .... •.•• f.. dr1111., tw. ho1.. Sa til. ar... The.. ~l •• oaI oill !tole. are DOW ..,leW ad •• ....,. ot •• s\11t. t. fS .. _1_. 'deWlet .ope" _the fJtlWD.I ..,. R. I. Allea

• at prenn' S,1l .. epanU ...

• 1 •• 11'11&. ·c ........ te. aeulal ,.,. ... 1. ... 1 ......

MllAGlGa''''

240'8. 18,., lj0,. ..... ...... ,' .. t •• , 4 1Mbe •

O' .. 48t Cht.ttt. sGhls't. beloadq to Ir.ekts C ... k Group.

'UEOHrtlUllft

.." .. 30,., AnPlar oonaloaea1). 1d. ttl tN..,., •.... k·. C._Ie •• ",no ... tmd .latea. ..vb::1. san.d,. alld ..,.. .. ,.ttlfu.oua •. Re"'ab.,..loUal ad' ¥Ol •• lda Ntween 218' ••• 288'. !>nita Ph--' 11" •• otl_

, be ... 239' aM I?8t.

30"-436. Chlorltte .. 1 •• nth ".",lIte _d '.le atll sUlfatones •.• ed ear,. __ tl_ •• If" spe~ heMttt. _tal.,. 18 thS ..... Core .... 17 •• l'e,.rf.ed •• t •• na1 t1.o,..1 st... lato fteJIlylq BaldS ......... ...

4l,~ .. 5'O3'4· .eddiah ....... ands .... ho1f .... t1ae be.'1na .ad pebblea ta pta.,. ""'I1ou lUl.lw .et_at ••

1

'hla hole ...... tr_ low_ to .,,.. W.la the BalItva: o..u, •• the bole popes.e.. 10 ,...... • •• k "." ... " , .. .. loDl •• aad t_ ftft,tt,to,.- ot ~ hld:t •• cr.up has he. rEtooaa1.d btl' tbe .... 1_ .. , .... 30f' and 436' 1. re<,ar." . 8 a • tnnsf tle_l .tap tl'oa one to the oth ...

A •• .,. r ... lt. ft!-oa eON .. ,1e" takea fna· the hole an _t ,.., ... lhlde 1)11t the tol1owt ••••• ,. JliuGlts 1191., .,.1._ of 0.01$ • 11308, fIIi .... t_ have "11 obt81 ... f:Ha at.: uf .. ...,18.. . . I'" to' O,oUl" 7ft .. 10' 0.01 •• V30I ~ .

J! ... "J. n.o)OiC· . &oM. t.. "~I 0.0131" btludte

24,". - ,! .... f! • 2JO' .. ~. :1: : -'f: I'''' .. 170' 110' - I,,., 27ft .. t80t 180' _ 21f' 28'- .. 290' 190' .. itS'

O,MIW " 0.014-o.~ ... 0.0lI6l " o •. . M_ ,~

" II .. o. o. 0.014. .. o.ofIJ .. 0.014, ..

' ........ ;,

"""e leal.

Ifo ,ria17 ___ 1Ii ..... 1 ........ Heapt'" 1ft the ".1'10 &OM. Bur., •• phi. tarent,.tSoaot tbe _11 que,ttt •• ot nlpb14. a11118J"ala , .. e.Dt iA co ... tr_ • depth of 2",,,, t. 110. 1 bon ,. ... a1H ,,..,,,._ .f mt~~.J' .~~, oba1oo"... .. , ...... n •• eo- ... POIli1\wq epIIal.eaotj

• lIalt.MBi6lc HI. O' .. 163'

16l' - 24,-

247' .. a.'

281' .. 4S3'

4$3' ... ~1·3·

-3-

Itll.L II • . 1. 0..-.... ,.. 360'8, 90' •• .... 1... 21.' , •• ~ •. Depre.sioa 3' •• ,...... . lore lellltll f03 t •• t 3 l ......

Cblon',. ..blat wi til •• _ tl. .U t.tOM. _.1£', C .. ak roeks.

ncOIFOBJlXB T.,f...... .aMltone

~"'st."8 aad shale ... pal'tly ,utt ... o'" an' h....... ..pl.."'_",.'.. . Sla11aJf to .bo," but eoII'. -'lJ' ,,1 tit ear',.. .... ,tt •• h •• ,. •• l •• h .. t!t_ wial.'. ill .hale. baa.lt10 .. 1 10M _.hldl .. a •• ad.toM ,... 418' ,. "fl' • •• ddt, ........ 1ul4t •• Ud.to. • 10 •• 11,. flul,. , ..... end ooftt.l ..... )l8l1'ttl •••

.. . fhi. hole ,. •• e. fIJ. ·1 ..... to .,per . 'be'. 1. ·,Mlla1dlya Gnup .s the hole '"'".....AI.ta It 1. t11tt1n1t tottx • pree1 .. ve.k bet ••• ".lowe. ad -_rlJ'lfti ""shu. 1. the hId!.. .eetln" It 1. , •• ,h' 'ba' tbe ... UOJlf.a th.l.bola '1'0. 1'3"0 4S)"rapre .. a,. ., •• 't,ra, •• 1l7'be ••• UOIl trea 4a' t.43" 1. bole 1'0. 1, ..... ' ... 'k 1t .. ,. .,t ... .., 81td~r Utboledal17. ,. . /

, SltuSI .... pl •• tnat .. hol.,t'Yln.j · •• ltue. 01 O.e1 • • lJloa or peat_ aft a. -.2.1aw •• - .

6ft - 10' O.OI~ .'1301 70' .. 7S'O.012 ft ,,. ... 100' 0.043"

100' . .10,,'0,0!I .. 101' .. U'" 0.07 " 110' .. 11" . 0.016 ' .. 11S" .1.RO' 0.01 ~ 130' .. 13'- 0.01 tt .

J l , .... lalta - ••

J 170'. 1'''' l?S' .. 180' 18,., .. 1'0' 100' .. 20S' 29,.t .. loo· 4,,. ... SOO'

o.cu, 0.01 0.011 0.019 0.01 0.01

.. ) " ) .. I.""'.1 ...... _d .• '" with .. '.' ttd.1 .... ftl't'tiJ" ...... 1 te ·ft .. ..

... «.,let. renlts Ira _,. -.,1.. trOll t.M kole an DOt,.., ... 118 'I.,'.' lbe tollow!., :rem1t •• e to hlld 1-M' ' •. - ".,. . 0.061 • Vloa 103'" .. 108' ,.. 0.12" ..

alii "IX.-, ,

!he .tt1"IWac _a tea'.' to eORtl,.. tbe mst.n •• of .. 'belt o.f $0". "'01 •• 1&1 •• of •• 1"I.b1 ..... e .. e. at the b ••• of what 1s at ,re.eft' bow •• , tile Baldi .... Gr.up. fhe.del yolo.aiel bay. 1aee. 4epoalt.4 Gil an1weiU1ulF eroded ,.r •• of Brook's Cr •• k "ock •• '

!be 'J'lUlfti bas DOt disolosed any1.POJ'taat _w_ ore boal •• , .att.. 8S ,.., 11'1.ouludY8. SOIl.VaM_ iii_pal-

/

\

;.

-3D

-4-

lat10A Is undoubtedly atuloc1.ted with tbeatd4 yoloanlol aftll appe ... 1 to be close17 cczmeeted 1I1th are •• whe1-•• lack .lat. trap.ats ar. abundant. ~1111ft1 so tal' Wldept.bn ba. aot , •• ted the ,os.lb1l1t,. of ursDi. atneXtaUut10D oectd'rlq 1fttbe ua.derly1q Brook' G Cr •• 1t GroUp. It .pp •• rs that ten!,. of the buak "ute bed 1. the .oet's creek Cb-oup, wid oh ba. ,hed ,he fr.pents <lculu1 •• In the 801. voleardes, shottld he W'lder-taken.

liuob hl'thel' t'!~11111ll 1 .... qt.11,;,ed to teet the cQronaUoa lUll area ,I'oper11', ant! the toll""., work 1. :peo.,...a«ea.

(.) ".:.1:10$1 4:rl1l1Dl to dell __ properly the ~ .. t10. Nt... tn. .01. volard.. aa' the Ul'tf!erlJi.al reele. (t"Atat!".l, referred herein to , __ oot's Creek Group).

(b) Anale-hole drlWDI In the "J.recka Creek o.ouptt below 'tM •• la ",olean! .•• , In .,,, .. ,, to tCUJt 'he wbole of the eectloD troa th.ev8.tl.1 411ft race northwards to tbeoopper-lMtaftq qt.l.,,'tI-tl11e4 taal' (S •• ']a te a). •

'fhe CoroaaUon 11111 d1soo""'7 11 ·l.portlut 1a tbst l' "7 •• S ."8»tl0. to tbe occun •• oe of u_1_ in tbe ec14 vol_mo. at the hs. 01 the 1Il1tU:". GHtlp, dd -ladle.teB scope tor w14e • • p.... pro$J)eot1J'l1 .baH_" the." J-ooks crop oa. .

~"~

''.

. . . '. ". ". , . , . '. . ,

, ,.J

, • '. , ,

1\.. ,

1. ", . " und"'t'~"}I(J.Jt,1/I. .... '"

l(]UOr ..... u,o'lp I "',

.. . .,. ......... ~ ...... ". . ..

"

I \ I \ 1 \ 1 I , , I \

t-..,

, \ ,

. ... . --.. -......... ~ ,

.. -..... '.

Ptb

, ,

'0

I I \ \ I

I , , , , /?UG \ I

, "

" "

B..;.s.d ~" fro ........... t'nF",..m.tt'on ond I'hlJtoc.nierprelal""

\ I I I I I 1

I , 1 I , \ \ ,

, , . , ...... ...·1 "-~-".. .

'. . . ....... .... ~ "; ..

6eol"9Y by lJ.P Walp.Ce. IJ;r: ~w. D, While

and R. _ 8ri~cn:

I I I I I I

'.

" '. -'. ,

" '.

\\ \ \\ \ -<' \ \\ -<'

I've \ \ \ \ \ \ \ \

\ \

\ \ I. ,

\ \ , \ \ \ \ \

"II". 'I~"I"' 'i

- 1\ \ Pus \

. .

I \ \ 1\\ 1 1\ \ I \ I \ I \ \

\ I I ' ! \ \ I I \ I I

. ".

"

\ I I I \

\ \ \ \

KiM .

K.lm

Loc ALlry AI' CoRONA T/ON HILL URANIUM PROSPECT

J 1"'-~/-..J~~

+

I + I +

I

+

I +

+ I + +

I + I

I + I +

\\ \

PLATE I

RECONNAISSANCE GEOLOGICAL MAP

CORONATION HILL - GOODPARLA AREA SCALE

o 2 6

REFERENCE

Lower Cretaceo4 Kem l4ul/QhI4'I GI'OUP

~ M!JI.u.* ·Cala.- Group

Upptlr proleroz"ic I- Bue I Eddh li.lver Groy

~ Gerowi.e (J,.oup

7

~_~ -. __ --=:I 8 9 fOMites

D M,'ddl~ Creel. Grande

r:;:+""+l Diabase ~

I~ : .Y.,vl''Ilermeditlte VOICt.lnics

LDwtlr Proterozoic ~ 8rQW Crec.t Group I r,. r r: I Rhyolite

III ",.,'\ IlJcr,Phyry Silts ttncI " " "/ow"" J \ \, ._--

~\-J-------"\ \ \

\ \ Pu.c -'- \

"

l?Cb

" ,

\

'\.

\ \ \ \ \ \ \ \

Mineral L eGSe --l - ,_ Tro.cll

• HomeUt:o.d.

() Airhor~ Scinli{{o-ter AntJlI?IJ(y.

/?uc

"

+' + + +

CrGcj. + D,abQx

+ +

v v

" ?

v v v

" II'

? v v

v v

" v v

v

? "

V' v v V

... v II'

? v?

" v v' >I" V

V V V

v ... v

Y

v

NT63-/

~ N

----/ __ -Z60

Ndlach/!e, quadz al1d cl7akoclte .5tr'lllgel's

Plf3'deePo -----t-3 (>ubbJe

"'---I---+-- 320 I

~ A

340----'h .7'

12)(

Bureau of Mme!'d/ Rp50tJPCP5 6BO/Ogy d:. 680ph!lsics - Nov 195.3

PLATE 2. SK CH MAP

CORONA TIOI~ ILL PROSPECT seA

\EOO3C~:=~30========~IOEO~======Z30=O========3~OOFEET

---)'~ ---

,/ ----

~ -

Reference ~~~-TI ehlor/fie schist

1-'--:--::1 Quar>tz-filled fault 01' quartz vein ........... ......... Apppoximafe outcrop boundary

---1"0,- Topogf'<lph,c con tOUf'

-"",-- Radlomett>ic contout>

T Lease peg - position apPNMlmate

~ Proposed diamond drill hole

Radlometf'IC anomaly

A Mineralization f'e Ference point

/A' ,.. ~ RadioactivifY8S multjple of bllc/(ground

---

/

~I

/ /

/

/

/

Planetable and telescopic alidade survey ,,;nd geology bj/

B.PWALPOLE, f3.0R.EW 4.. R.BRITTON JUNE 1553

)

NT63-6

8 6

4

.I. J

II

"

I

1

24 22 20

18 16

I If

12 10

. - · -';,i;:;Q.,e' '''~; ·

N°' C05t~an

! • ~ .-.-. -. - .-~.---""'" .-.-.-._._.- .-.-.-.- . - . - . -.-.-~~ ... '---' y : 1 r ~ -!i

HK J2 1.

'4 I, If ,. 10

N03 Costean

-£a.st

PLATE 3

CORONATION HILL PROSPECT Radiometric Profiles of Costeans and Assay Values

at 22.7.53

.. 1. J( b OGkground

I"

SCALE z

o~~~~~-=-----------=========~---------­

1

8 g

" I.l. F'u :. l

/0 20

REFERENCE

,..- ' -'-'-

12X

W'nt

radIo"'" trlC p r oF"c- r c..od".,S's I-a.ken o n

~ o.:;.t-can bol-Iorn

ClSS"'r - ,rc/'n')~ f""fAd,o","';r~ va/vt; _,

% [/~08 "'9"'.o/c,,1.

~ I': ~ __ ~=__ ----------~. =:-.-== . ....... ~-------,:::-:-:.-::::::~~. =-:._=_ . _ .-'-' -. -. __ . U. · - · -·-·-·- · - · -- ·- · -·-· - · -.$U;:C;-,~-"7i.," .. -I -·- ' - ' -'-'-'- ' - '-'-' -'-' - '-'- ' -

l----------~ ~---------------~

8 6

-'- · -·-·- '- · -· -·--;;";N:J, t:~·h ~ ;;- · - · -·-·-·-· -

3 'f

" b

7

8 g' 10 II

11

" t 14 ... fed

8 6

of 1.

,0.1

'1

1/

1/

,. o>rlh

I; 9 io ;0

10 1O

9 11

"'.u

--------------------~-

NT63-3 Bvreav of M lnE r o/ R.e~o",rce~ Geology and GeophysIcs 1953.

lOX 9 . 17 11

10 C:J

10 I ~

1 9 I.

Soufh

Assay Plan 50ufh Wall

1 L 11 /0. . 11 (0 I~ .

J 3 H 18

Il. 15 ;"

Wall Ea~f Wall Wesf Wall

A Vdr .. y. W~'9hft!d 1155o'y (C<> Ie vl,,).~d)

Ol29%

8ocil.9round foA ttn oj cS ""croG1rnp.s on C .scQ,/~ - "~C\a';"'9 on bor,yn 9-<.;Or/z.. ble w usU''')g /br/aD/E

/?al-"".,d"r TYpe IOIIC. ao om~/rlC Prof'Ju bv A: . lk aroor and ~ ,/3ri/lwn 22· 7 '5.3

..

reddi ,h brecc,aA,J '·Q"dslb~ • ..,,#., ~uarlJ. V"/~rs an"

s,hecul,,, h.~'~ ... ,,,4.t .

--. ------

11,'yMIy 6'C.<c./~ 1"«i,;;,J, s""' ... I,>nc

\

--. ---. ----. -'- '-. ~: -.

PLATE 4

CORONATION HILL PROSPECT

Ji('C~OUJ

DIAMOND DRILL HOLE

---- -- ---- - - --- --------

'-' ---"--"-'-. -. ---

lle

Noh .' II" .JS4'1 ':'I"res silo..", ~ jl"'&1,,..,,,..,.y NA~,o-.J-"e ,,~'#

NT <03 4

fr.u';~ ( __ II~" c.

I ... , rA h.,.. .... I-,h

PLATE. 5

CORONATION HILL PROSPECT DIAMOND DRILL HOLE

---------------------

.1;/lceovs er.lor'/·,~ "

"~oh '.j;

110

fJIt Q.J1C-'j " /rurer tho,""" I/.Il< ,P,../im;nary ra.4) Dmelr,c an __ yr

II ... /,,<:! AJ % e U J 01

NT 63-5

:J

,

I

,r---------------------------------------------------~----------------------------------------------~-----------------------------------------------------------------------------------------

) ISOC

~

, t '\! I." ~ II

~ ~ t ~ ~Sl<' ~

~

I I J1 /\.,\ I ~ I I I l oO~-------2do~------740~----~-6AO~~~~~80~--L---~/~OO~~--~1~20--------~~b-------~16~O~------/~80~---

. U I(

0'08 %1-____ _

., <;;;;) 0tl4Jl-----

"'.l

2000,--___ _

~ I L I I /I'

- - -60 60 10() /20 140 160 180

~ I I

I. 2£)0

----.k-J, ~ V ". V tILL f\ j)ejJlil OJ ;tole In lee t

'-1

r - I

:,-

1 I

I L

I~ 1

~-'---

(ore Log tI/,t/i I(o/~mefer Ty;x /OIlC ("Cor,-PerStVeej'er')

Normal 8o.c1(trou'ld O~;O,.ox. . 500 c..I.r/m"~

I I I .100 340 160 4<>0

.5/vdg(! A.uoy /(esu/h

I 420

1 ___ --+' __ 440 4(;0 I

480

---------t /500

_______ ~ IUli C

_______ ---1'00

-----l~o----~~~ -------~ 0 '0 I.

o oi"/. --------I

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