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of Ge<;}!?ciences" ,e) 'sa l{ a Ciity V' o 閣. 12 A. r't. ] Ma 3rE11 MM τ Iil e 'PiO V ar:iiat:i ' 。白 5 of d ¥ l e 5'. calliedf Serlicite" aslReillajtedtoveiiiniMlimiera!liization attbe C'op;per :M' i1ne .J,a: pan' 1" a! lashi NAKAM'l 1R .A J ,. S ScihtemLsaa!dd name1lI dt e>' desCF be aJ 1ny ne-g ra inedwhite rnica a n. d appears ex !b 政aJ l 阻む lfute'km@ 柑仇 5901:W1 蜘別:'f地@ゆiI 1 t mi i:'r s(!) (j)iV' il 艇, By powder atEzd sdmgkcfVS 41 rary stt もil! dics i(i) m a lumiberofsp'@ci Jiilil@F!: s'caU@dhyd Ji dUSn l<i ca o. r ilHte LEVINSO iN (1 '9 宮町 die ,W'l,: 0 1iil! S tF ati@ c:iJ:由 ie @df 2M; ] Ma Md a i]i}j d 3 'Jj' pO[Y N'l@, r p: ltJ. s aJNJl O f.il;g, tbese l]l釘l! er ats. ill a !p 仰, 31m "'rse 何姐冨 dLl ⑤倒誌 e ザ"ぺ、 1 t@ 肘ず lfuy m al] 札】 L a 創側 : 1 η Fl! 普吋 d ⑤位 r 4 比凶 edi "仲: w 制悶 r4 t lt:. 由:h:百: 2M] 1M 'struct'ures ,o. av@ Ibeenr (,} ported 針。伽 1this hokabi hvdmI 曲町雌a4 i I d) e n 倒的. iOC OO !A M i<¥刊 961 均的舵dtka ' t'l: re iJilil' I x 11LIFe oi VVland isr ecognized rat h. e r ,C) oID moftly in serkite from the hydro- alttelie Gll胸e' ks .alJj)" d aωme th e' d¥lie df Ipo Iymor p :h s m ale pelt o . '(i)filI cl f;} 'em J l C p 'O :lle 蹴叫 1s0 f 'P(i) tlaSsi:tl .m a ro., d w ez m theeIVIV4mnmemtat ; 2M p0IYlillorph h. asa']i lI ghe rcontentoft e> ta i l alkalies th a; n t 'h atof1 M However ,ぬ !e 'c0trd aJt1 :o 1 l'il品。 twee til: tke t - ypeo : f, polyn: iJ.(j) fipho : f a F1 dthe 'o . fUl, iaeralizatiomintijesubvolcanichydrothermalde posits ro..o t t> eell.ellafiT !i e dJ f$ (i)n'1 a :ew I!i'(i)Ii li) l t '('):f 0 1fgenests- 1 1'1 t n . e' :course(!):fst t:l! dγofv ,@'I n 'lililinetalrizatio !l¥l. attheAshioco ,p pe r ffilhte subvolcan i :c hydrQthermal polymeta Ui c cleposits wil hcopper zinc lead bismuthand tin oitm w ith 2M} ,. 2M} and 1M" and 1M structur@sinrela 'II ontoveinmineraliza ln th i : s pape l'" the (J!l1, th e), r w ifl t :h'@ polym0rphic v: ariatIons of relat I ! o lil:色otheseq n.ce of vein m. inet a1i. za <ti on a- t theAshiocoppermine. 'F he author wish toexpre hissmcerethanks toProfessor TakeoWATANABE f Un:ivers' I ! ty for . g ivIng generous onthiswork. Thanksarea 1 ' soduetQ thegeologLealmgheersof thehrukawra MiningC0 L 吋. andof theAshioMining O oe f O' r their c (i) opemtie >n to hisfi eM work. F ina}'ly he wishesto thank the grants ffom theScientificResearchFund 0f theMinistry of Ed u: cation which eualb[ed him to carryonapartof hisfieldandlaboratoyworks. # frorn ofGeoscie s' ces No. 204 . l

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Page 1: τ V of d 5'. - Osaka City Universitydlisv03.media.osaka-cu.ac.jp/contents/osakacu/kiyo/DBe...stt もil! dics i(i) m a ⑪lumiber of sp'@ciJiilil@F!: s 'caU@d hydJi dUS nl

of Ge<;}!?ciences" ,e)'sal{a Ciity '[J刷、V号~s倫yV'o閣. 12, A.r't. ] Ma3rE11,MM

τIile 'PiO V,ar:iiat:i'。白5of d¥le 5'.圃calliedf“Serlicite"aslReillajted toveiiiniMlimiera!liization

at tbe AS~lio C'op;per :M',i1ne, .J,a:pan'枠

1" a!lashi NAKAM'l1R.A

(明TidJ}証 ~ 'iIf"切Ibæ~)

J,.

“S町 ScihtemLsaa!dd name1lI鎚 dte>' desCF占beaJ1ny五ne-g,ra,inedwhite rnica, an.d appears

働 、,ex刷!b政aJl阻むlfute'km@柑仇5901:W1蜘別:'f地@ゆiI1tmii:'rs(!)(j)iV'il艇, By powder atEzd,sdmgk cfVS佃41俳 rary

sttもil!dicsi(i)m a ⑪lumiber of sp'@ciJiilil@F!:s 'caU@d hydJidUS nl<ica o.r ilHte, LEVINSOiN (1'9宮町die,W'l,:01iil!S,tF,ati@c:iJ:由ie&x,iis,te,trlíc~' ,@df 2M;, ] M, a Md ai]i}jd ,3, 'Jj' pO[YN'l@,r,p:ltJ.s aJNJlOf.il;g, tbese l]l釘l!er,ats.

1m蜘~岨iIJ ill恥a創!p仰,31m“"'rse何姐冨dLl⑤倒誌eザ"ぺ、,,1,t@肘ず lfuy

阻 m訂 al]札】L, aa創側:1ηFl!普吋d乃⑤位r4比凶edi嶋 "仲:羽w制悶r4亦tもlt:.由:h:百:2M], 1M :;u~cllMd 'struct'ures ,o.av@ Ibeen r(,}ported

針。伽 1this也hokabi℃ hvdmI曲 町 雌a4iId)e,n倒的. iOCOO!AMi<¥刊961均的舵dtka'生t'l:reiJilil'I xを11LIFe

oi VVland 2M査,poæy~orplfus is r,ecognized rath.e,r ,C)oID,moftly in serkite from the hydro-

alttelieGll胸e'ks,.alJj)"d曲aωmeIO~" th,e' fi;te:ß@'fS, ωJJ;þt~øllllii~g d¥lie ,~:rQwth df Ipo,Iymor,p:hs

m郡 ,ale,pelto.'(i)filI clf;}'emJlC岨 p'O:lle蹴叫1s0,f 'P(i)tlaSsi:tl.m aro.,d w抗ezm the eIVIV4mnmemtat ; 2M ~ p0IYlillorph h.as a ']ilIghe,r content of te>tail alkalies tha;n t'hat of 1 M

However,ぬ!ed!efiiF):it~ 'c0trdaJt1:o1l'il品。tweetil: tke t-ype o:f, polyn:iJ.(j)fiph o:f

se~ioite aF1d the se~u叩0e 'o.f Ul,iaeralizatiom in tije subvolcanic hydrothermal de,posits

ro..ot t>eell .ellafiT!iedJ f$(i)n'1 a吋:ewI!i'(i)Iili),lt '('):f 0時 1fgenests-

11'1 tn.e' :course (!):f stt:l!dγof v,@'In 'lililinetalrizatio!l¥l. at the Ashio co,ppe,r ffilhte, t~e subvolcan,i:c hydrQthermal polymetaUic cleposits wil世hcopper, zinc, lead, bismuth and tin

oitm, w,ith 2M},. 2M} and 1M" and 1M structur@s in rela'IIon to vein mineraliza

ln thi:s papel'" the (J!l1,the),r w,ifl ~em⑪nstfa:te t:h'@ polym0rphic v:ariatIons ,of se'ri~ite i:n

,relatI!olil:色othe seq峨 n.ce,of vein m.ineta1i.za<tion a-t the Ashio copper mine.

'Fhe author wish邸 toexpre鵠 hissmcerethanks to Professor Takeo WATANABE。fUn:ivers'I!ty for .givIng generous suppø~rt on this work. Thanks are a1'so due tQ

the geologLeal mgheersof the hrukawra Mining C0・L吋.and of the Ashio Mining

O担oe,fO'r their c(i)opemtie>n to his fi,eM work. F,ina}'ly, he wishes to thank the grants ffom the Scientific Research Fund 0f the Ministry of Edu:cation which eualb[ed him to carry on a part of his field and laboratoy works.

# frorn th~ Depar.ttTl~仇t of Geoscies'ces, No. 204 . •

l

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Page 3: τ V of d 5'. - Osaka City Universitydlisv03.media.osaka-cu.ac.jp/contents/osakacu/kiyo/DBe...stt もil! dics i(i) m a ⑪lumiber of sp'@ciJiilil@F!: s 'caU@d hydJi dUS nl

Pd歩7舵9事bshltV:即《αもi@蜘吋ぬ~e so",c_,ωEIsa-‘S'eriufJe1 , 3

世@l~~e ,cl)~Iþ>.'@S;jittÑ@,~ @tf ,cass此GESte,fetbefi吐e"'sta11UiI.lIJte, ,c'haAoClpyr抗@, qt!lartz @,tc., a-fid

Ii:s, d.~時11w dismb叫 ed~a itt晶eω剛jEaiE81恥鴨f-EbClmzo恥 .seifiletIteldd31e、倒e>liWl:ed'iartle'slt<l!gle

3おhSs 1 m1向E阿悶a~舵密民e飢鵬鵬@:'品t伯占kCa剥11~V lil町"吃1吃da舗l池ttd吋dS1¥阻凶i⑮⑪伽伽血庇血酌:宜島i1.i叩iD叫臼び叫;lv帥 Ie!品hdω:。O0DivVdd1t旬e阻姐,m@舵C∞むω'ld,rsch.,i.efl舟y;t血;mm t出11鴎emt旬erm:e吋d悶t舵e

C:y,胴4ALsト司z凱z.O>nxe..創1S:eed{⑫dむdi舵

alJ:il!d ie~-i(eIi);v l~ve~fS l.tn d~@ ifflabr11!ll'l'

'S'si儲Yt 』C叩』Asト1-Z;'s zO!li)}e aηm町tεClJ

Zi.瓜ft"骨副】,,'1也b台rc 骨岨叫iJI-AsZ@⑪j狙fte.. " r~~,1e ith WQ'1ya寝加a郡~soe:l.i.l'、dkb匂2沼si此f北tcl1r町a挺C舵置E.4

LE11 Z0!l'il!e,・ 01:正fb a cd北北飢側伽l[政脚町m,祉加町hぽresarnd

i};i>lalee Icl.lmtlii~g: t~e • 1

3,.. XO:Ji.31y,owdef T1fue俳 ray[TθwdlerIkdasfmetbm }data forむlfu,eお,'11Iswing

f~'ØIM 'eaぬ.':mfip:c~!,g~姐Iel mj組lle凶I~ 'Z@鵬 ~a鴫 's~@w~ 加 ''f:ajbilie ffi.

• • s;peciraens 'S'e~ected

81peei盟関 NOi・1:1TJai民emf間働組reωs、;叩

。lIReanth1eleemtmz:59m同 W-BLC町mme,

世Ilhte

Nfoi-2;τ;ak組 i!tf:@Il"m ~he

ve凱 hm品elトFl!teFmed:aateC:w...AS",Zlil

N@J・13311τlakeEB動@岡崎i@!S :'(i)jhfa~附lilthdh叫l

Zzz,pbdCMEAs zone-

4 1:τ;必eliil~ 品。m

the

vein im竜!)lremal'g';i-J!l:aJ1l z,fi)!-PIトehl:~As ZQse.

。{,e~fol!

æ~悶~ ~'~wclrg~ 'j},前i時1ynsm17labilet wtsh loinfe aaolthenecons4dlemblJe

i:zecli in tlite liaulilf~e f,F(')ft;} 4..4. A 伽 2.,6A. Gi尽R則~M:l, BRAlID,U:y aa,益吋叫,d!BR@wN q

《01t巳,~姉i5J ~り} 附趣悌e吋吋ddl4働b碑 m@.⑤掛¥1td¥3J,:略E悶a抗J氾O1l竜舵蜘i1l随蜘0喝ゆe⑤ldF

be observed Ln she mz盟i),g~ fliQ。蜘 創地b。u叫叫h唯t4.4 kX tl加d2.6依主2エ仁 whLkCddFhbIEj!ec切。T町re邸s,pO'n.d也swIt世出n2{) fo-r

e(i)lP'we'li fi3JGtiJl説明0lq)JtiJ!',dmぉ-b(l)ll純 2(j)O 旬13f. Them-ta7powd位。a.tteFfisin Ta!ble a caa Ibe

ZFpesf:

(a) 2'M主 tylpe:τT1lexFray ,patterJilS fO'r tW0 specimens (NO's. 1 a{l!d 2) a;ccor

tho.se ,f@,f m.iOOSω引1tewitlh2M基 .. s,tJilJlC側,rte.

(b) Mix.ture type of 2M 1 and 1 M : The x-ray powd~.r patte:rns fO'r O'l'le sp~cirnen

《N。.3:}sh@Wthemdxば plati毒:~lrDS ,~~ 2'M 1副主dEM仰[:Yffl'd!'riph:s@,f m-useuvitie,制.,d:Moeif,d

well with thO'se Q:f hydr.oliI1t:lscO'vite with 2M'?, (6M) structure frO'm Mt. Lyell in

官tain,29事:9y. 間ァdfozmlsωvite-with 2M2 strueture frd>IP. Mt. Lyel:f

was dile first r@pOfted 2M2 m.ica other thal'l lepid.Ql託e. Howeve,r, by direct oO'mp;;lIrison

of t:]!:};e photog,r,a,ph:, it was da.:rit6ed. <t'nat hydromusωvi悦 frO'mMt. Lye'1'l -is not identical

wi伯尚te21M23e戸dohespecilmen,qhot Ln fa同 showsCOPE118Lde日bi'ybetter agf~emen~t wit'h

th.e 2:1 mixtua ,of 1M alRd 2M1 pslymO'叩hs. HydrO'muscO'vite frO'm Mt. LyeH has

not been proved to be a2A421potymorph-The 2342polymorph has been only

o'bse-:rved ftJnongst 'lep,idoHtes .(RADQSιOV'ICH, 1966). Acoordingly, it is reasonable to

inte1"pfet the x-ray pO'wder paもterp,-sshswn. by this speeimen (No・ 3)tO' be thQse for

a m昧 tureof 2Mta'lild 1M p~lymOfphs of 'ITl'1:lscO'vite.

Page 4: τ V of d 5'. - Osaka City Universitydlisv03.media.osaka-cu.ac.jp/contents/osakacu/kiyo/DBe...stt もil! dics i(i) m a ⑪lumiber of sp'@ciJiilil@F!: s 'caU@d hydJi dUS nl

..Iiai油bEke 1 X-色d白苫悶,ra勾)) f綬IF)@W~酔e'F d,j,占柾『証宙肱E向a写引何ti均QFl.I盛也a'" d1l~;p>.⑪,øs釘d4,串総t飴Si $l¥iJ thl!e A!也rSI}i;j,l@;

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Nio.ιZ: MSedd何'r'wub2MB併吋叫'l¥i're"L,{1>A:・3Upper4帯b'~e叫, s@lteJI! N0.3: “SEEkid'wLth也emx旬Ee,@fZtM型地dltM S世,rrWie1tl41:耐.Loe.T叩 dc;>':lev.d, o.i;lilSs:i V'~ì,i1, . Nφ1.4: “$err<:;ltt~'" widl 1 M s,1ir邸側,l!e. Loe. Upp匂叩:ID-~ f"t~ Ieve'l, ;$'asay~曲a No. 5 V<ei札

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Page 5: τ V of d 5'. - Osaka City Universitydlisv03.media.osaka-cu.ac.jp/contents/osakacu/kiyo/DBe...stt もil! dics i(i) m a ⑪lumiber of sp'@ciJiilil@F!: s 'caU@d hydJi dUS nl

f!J,幼esø~caíled “Sericïte吋 5

(e) aM砂rpe.:''fbe x-ray po.wQ:e'F ,~tteFns' f@$ o;m,e specjmetl1 (No. 4) ; weU w,id1!

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伽塩ihOS'eo,1f 2M ~ " a wl',ix制限⑩f2JtfEJJFEldzas,細dtM mmsωvi1be 仰 ,}y't"fiD叩fhis-

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Referen.ces

GRmf,R.E.,W.F.BR四 LEY,&:: G. };3:R('i)'WN '(t<J5,り: X~r.aY' l.dJent併時的11仰 dCrystai.s伽 F加,resoj

czay M:加e:rall's":Çb~pt. V, ''fibJ.e Mka 01ay M.i'ne'Fa1b;l, p. t3í8=~ i2. Kil⑬@\⑮Pぬ叫~,担弘, 岡.

“r~ê~:勘2勧,~J'に!1:L、 ~~帥EE恥弘恥e,f!,おtl<1'le!⑤叩!lnl:@,偶e'胸伽、t曲hゐ恥I屯叫e町L位r1M肱)ka,M~ ICO!l'i1帥1喝色胞e佃m帥屯旬蜘似S'科h」,I (ασαf勾仰,-,Sel~,仰E印eA, E, pt. i89で~9.

IAv[J)!NS@N" A.A. (1',>>/53)1:, St\:licl~ies, 也~ ,t~e Mica 'G仰 ,m,)!),: R e~a,t i (') nsh~F>' ゐ~tw:e側 Potvm740mpihbra tamdl

Cωø~p仰。仰側⑤釘抑i“意討伽tm0nn 引1iisr股E

tAV'刊p司111M':札s時f!>N叫、、,A. A . 1刊刊{刊げ1'1))少拘f雪'5''5町)',町¥『: Sslt加1tul11d出ie邸sLL血『置恨'lil司i由e酔Mf創4C伺aGr⑪@Uil":Po'l竹Y'H'lOr叩.phiお1宮台旨昏号,.ma:叩<IllOng1日凹H耐i託te問sandH王Y刊r司dr切rousMteasl'YAim-MbzFTall叫31F仙, 91.4Z49.

TL刊'<))'$仰:τihF11M1meratLza唱il@malt曲;eAs'hiC[), C'@!plpe!l1' Mine, l~l"a,n:, j,θur. Lnst. Poly,tec'h. ,οsa/ka (':V,砂 Um弘)¥¥Set,・0., 2~ p,. 3:$>-5,2.

NAmMmlRA,τ.刊'C)6 t) : Mi'l1 Ii)<ra;tiz aωn Cl<lild Wal:t-rod王 Alteratioli}at the Ashio Coppcr Mine, lJ! a!JA>a~,. Jour. /nsιPo.l'?seC!h叶<u岬長a'C必yU仰向" $e.r. 'G,宮, p.53-427.

RA'E>0S:l"肝!即日" (l'<j)~@,担: H州問胆略(Ce'vi¥tewit1h tihe 2M1 St'Fueture A Ca,tkisf抗" A'm.

1M仇eral."45, p. !1l<J4;;,-$i9,$,・I.M. (19$'列1tHydmm国 c0vi1}ewith 2M2 Strl;Jcture, Am. Mineral., 44., p. 488-494.

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