124 0. 0. BAKjyH^T). 



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 cjiiAyeTi nociaBHTb Bt napaMeib ch KjaccoMi 8 «HopMaJiLebixT)» KOHxaKTOBbixi) nopoAt, 

 OTiHqawmHMCfl eme 6ojite noBbiraeHHbiMT> coAepHcanieMx CaO no cpaBHeeiio ct> npeAWAymnMi. 

 6. [n;iarioMa30-]rpoccyyiapo-uoH3iiTO-[3nMAOTO-]aM(J)ii6o;ioBbm porosMKi.. CBiTJio-cipafl, caxapo- 

 sepHHcxafl AO djiothoh nopoAa Ha riepBbin BsrjiflA'b oSHapyiKHBaeiT) npoHcxoHAenie hsx pa^a 

 MeprejiHCTbixTj HSBecTeflKOBt. Ilo cb^tjioh nopoA'fe, na njocKOCiflxx HacjoeHia (?), pasciflHbi 

 Kpynabifl MexejKH h poaexKH HS'b xojicxbixi h AJiHHebix-b npnsMT, aM*H6ojia; nopoAa uanoMH- 

 Haexx coooH nsBtcxobifi MHeepajiorH'iecinH inni aKXHHOJHxoBbixi «po3exoqHbixT> cjiaHueBi». 

 06pa3eii,i, BT> BHAt noiyoKaxaeeoH rajibKn noAoCpami mi, 6eperoBoro Ba^a ea ocxpoBt Bapa, 

 B-h TaHMbipcKOH ry6t (J\° ^). 



HoATi MnKpocKonoMi npoMemyxo^Hafl Jiacca, Sojiie rpyfiaro sepHa, cocxonx-b h3x rpano- 

 SjacxnqecKOH maccbi neapua, njiarioKJiaaa h uoAieeaio nojieeoio mnama (nocJitAHin bi iioa- 

 qHHeHHOMT> KOJiH'iecxB'fe); nojiGBbie mnaxbi bi cnjbnon cieneHH noABepr.iHCb BbiBtxpneaHiio, 

 npHHeMi) bt> DjarioKjias'fe nfliHaMH oohjibho oSpaaoBajica KajibUBTXi. ^BonnHKOBoe cipoeHie 

 njiarioKJiaaa cpaBHOxejibHO p^AKoe ABJieHie, npeoSjaAawxxj cpcAH xaKnxX) njiarioKJiasoBi 

 nepHKMHOBbie abohhhkh no cpaBueHiw c^ ajibGaxoBbiMH. Ho cocxaBy ohi 6jih30kt> kt> KHCJOiay 

 audesuny (28 — 32% An). Foioean oSMauna oGpasyexx. 6ojibmifl, KaKx no ajihh'£, xaKi 

 H no mnpHH'fe, mecxoBaxbifl neA'feJinMbifl, c^ mgjiko aaaySpenubiM^ Kpaeji'b, npoHHsannbifl 

 cpaBHHxejbHo KpynHbiMH aepnaMH KBapn,a, njiarioKiasa n KJUHouoHSHxa u cna^JKenHbia 

 xopomo pa3BHXbiMH njeoxponqabiMH BtnitaMH. Ho oSjiHKy n no onpacKt (a — ateji- 

 xaa < p — ojiHBKOBOsejieHafl > Y — ctpocHHaa), a xaKHte no ntKoxopbiMX onxnqecKnM-b 

 nocxoflHHbiM'b (c:y=14°, a= 1,639±0.001, y = 1.661 rt 0.022, ABynpejiOM.ieHie 

 [oxpnuaxejibHoe] y — a = 0.021), a xaK>Ke no nouepe^HOH oxAfiJibHocxH ona HsiiexT. 

 Sojbmoe cxoAcxBO ct> poroBon oSManKOH h3t> nyMMHHrxoHHXOBaro h aM*06ojiOBaro poroBHKa, 

 HasBaHHOH Bbirae aKxanojoxoBOB, btj xom^ cjiyqae, ecjin npnenxb bo BHn&iaHne Butranee 

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 no cpaBHeeiK) Ch aKxnnojiHXGM'L coAepatanie B-b hcm^ Htejitsa (cp. Bbiconie cpaBHHxeJibeo no- 

 Ka3axejiH npejioiwjieHia), ct. ApyroS cxopoHbi 6bixb Moatexx. B-b cocxabi nxx. yqacxByexi ni,ejoqb 

 C0Aep>Kam,iH (rjiaBK04>aH0BbiH) cnjiiiKaxi (cp. Menbinin no cpaBHeHiw cxi aKxnHOJnxoMX> yrojix. 

 noracaaifl) ; ^) hh xoh, hh Apyrofi bosmohchocxh He npoxEBoptqexi hh OKpacKa, hh ABOHHoe 

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 «po3exoiHbix'b cjiaenaxx)), HanoMHHaH)n],ie co6oh aKXHHOJiHXij hjh «jiyqncxbin KaMeHb», bt> 

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 njiarioKJiasa He aBJiflexca ptAKOcxbio bx> bha'£ rH-fesAt; lacxbio, 6biib Moacexx., oho o6pa30Bajiocb 

 3a ciexi 9XHxx> MHHepajiOBX. nyxeMT> BbiBtxpoBaHia, qacxbio H;e ero mohcho xo.iKOBaxb KaKT> 

 ocxaxoKi-pejiHKXTj H3BecxH}iKa (?). — Bojte paBHOMtpHO no Bcefi nopo^t pacnpeAiJieHi kjihho- 



1) Cp. Hanp. I. P. Iddings. Rock minerals 2-n(l edition 1911, cxp. 351, 360, 3G5. 



