122 0, 0, BAK.iyH;!.!.. 



Hei;T> BT> KOHTaKTt CT> KBapi;eBOH HCHJioB)) (Al; xgg)- Ha cawoMij A'feJi'fe nopoAa iianoMHHaeTi co6on 



t6 paSHOBHAHOCTH KOHiaKTOBblXT, nOpOAT>, KOTOpblfl oChlHOO HOC/ITT> c6opHOe HaSBaHie «y3JI0Ba- 



Tbixi cjiaHn,eBx», Ysjibi bx aiOMt cjiyqa-fe, KaKii mojkeio y6tAHTbCfl paacMarpiiBaHieMT) noAT> 

 JiynoH, coctohttj h3i hfjix qepearo aM«>H6oja. 



noATj MHKpocKonoMT) DopoAa cocTOHTL H31. npoMeHtyxoiHOH luacchi 6ojte Kpynnaro, nepaB- 

 HOMipearo sepna, cjioaceHHofi nsi usapiia h njiarioK^asa. CipyKxypa hg Bnojiat Topn,OBaa, n,jia 

 9Toro sepeo cjihuikomi nepaBnoMtpHoe, ho bcg ate He rpanoSjiacTHqecKaa, CKopiii noxoataa na 

 cjioatHyK) MOsaHKy. Hept^KO hs^ MeiKoaepHncTon Maccti BLiAtjiHwicfl jHHSbi, cocTOiimifl nai Ksap- 

 n.eBbix'b 3epeuT> Cojiie KpynHbixi pasMtpoBi), neptAKO cb o6ja4nbiMTj iioracauieMx; 3th jnasbi, 

 noBHAHMOMy, CBflsaHbi Cb nepBHqHOH cjiohctoctbio, ITjiarioKJiasi npHunMaexi seaRHTejibHoe ysa- 

 ciie Bi cjiOHceniH 3toh Maccbi, ho cpaBHHiejbHo piAKO owl cABOHH^KOBaH^ no nepRKJiHaoBouiy, 

 HO H DoajibSHTOBOMyeaKOHaM'b. IIococTaBy ohx npH6.iiHH<aeTCfl K-h .taSpadopy {50 — 53% An). — 

 I1,b6thoh 3JieMeHTT> npeACTaBJieHT> poroBOw ofiiuaHKOH nrojibqaxaro pa3Bnxifl, pacnojioaceHHaro 

 xo SB-fesAooCpasHO, xo btj BHA'fe cyGnapajiJiejibHbixi hoxokobtj h cnyxauHbixi KJiyfiKOBi). Flo 

 itBtxy OHa seieHOBaxafl (a — cojOMOHHO-atejixafl < p ojHBKOBO-sejienafl > y — cfepo-cunna), 

 H KaKi no ^opitf-fe pasBHxia (npeo6jiaAaHie {HO}, ch HeSojbiDBMi pasBHxieMi {100} n {010}, 

 CesT) KOHeiHbixT. njiocKocxen, ch nonepeHnofi kt> c oxAtjibHocibio), xaKi n no onxniecKHMii 

 CBOHCXBaiwi (c:y=12°, u= 1.638 =t 0.003, y= 1.658 ± 0.001, y — a = 0.022, 2 Fa 

 OKOJio 70° CTb p > V OKOJio a A-HH ocH B) nanoMBHaex-b co6oh aHMUHOAumz. CjitAyexi oxM-fe- 

 xHXb, qxo Bt poroBOH odiwaHKfe Bcxptqaioxca Syposaxbie njieoxponqubie Binubi okojio EKJHoqeain 

 SeauB-fexHaro Manepajia, npopoAbi Koxoparo He yAajiocb ycxaHOBHXb. 



CpeAH ocxajibHbixT. MHHepajioBTj mohho oxM-fexHXb jiBuib He6ojbmia 3epHa anamuma n Me.ib- 

 qafimie atejixbie KpucxaJUinKH auama3a{7), PyAHbin MHHepaJiT) n SA^Cb saM^Hemj ipa0umoMz, n 

 arpaexT. xaKse coBciMT> noAioHeHHyio pojib. — IIoatj mhkpockohomi mohho y6iAHTbCfl, ixo h 

 BHt qepHbixT) cflxeHT. Bcxptqaexcfl poroBaa oSiuaHKa. 



IlopoAa 9xa, naM-feqeHHaa yace bi npeAbiAymen noHBJicHieMT. bt> Hen aKxnnojiHxa, HBJiaexca 

 anajioroMi njarioK.aaso-AioncHAOBbix'b poroBHKOBx, cooxBtxcxByiomnxTj KJiaccy 7 ^) «nopMajib- 

 HbixT>» KOHxaKxoBbixT) HopoAT), cjtAOBaxejibHo xHMHqecKH AOJiacHa oxjiHqaxbca 6ojte BbicoKniuX) 

 coAepacanieiuTj n3BecxH, hto oxqacxn Bbipaataexca bx 6ojbuieH ochobhocxh n.iarioKJiasa h bi 

 rocnoACxet aKXHHOJiHxa; Bce a;e xaxannxa sa ciexxj 3xoro yBejiaqeaaaro KOJinqecxsa HSsecxH 

 He o6pa30Bajiocb. Ho luanepajiorflqecKOMy cocxaBy mojkho saKJiioqnxb, qxo nopoAa Becbwa 6-feAaa 

 KgO, qtiMT) oaa XHMHqecKH oxjnqaexca oxt> nopoA^ «BopMa.iibHaro» paAa; bx nopoAt ne Bcxpt- 

 qeHO HH cjHOAbi, HH Kajiiesaro nojieaoro mnaxa. Cxonii jih bt> CBaaa ci npeo6jiaAaHieMi NagO 

 oSpasoBaeie aM«>H6o.iioBT> BMtcxo napoKcenoBx, bjih cjitAjex^ jih cBaaaxb axoxi oxFjioHaromifica 

 MHHepajiorHqecKiH cocxaBT> Ch bhbimh *H3HqecKHMH ycJioaiaMH (aapyatHofi KOHxaKxoBoa sohbi?, 

 yBejinqeHHaro AaBJieaia?) o6pa30BaHifl, ne noAJieacBXT> yqexy. 



1) no CBHTaabcKOJiy, I. c. CTp. 151, Goldschmidt'y, 1. c. cxp. 204 nJiarioKJia3t-aM<i>H6ojiOBue poroBHKH 

 OTHOCHTCH KT, Kjiaccy 6. 



