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48 12 2003 6 SHRIMP K. Terada H. Sato J. Ito , 510640; , 739-8526, ; , 657-8501, . E-mail zhanghx , “ , 6AB CD[1,2]. E, F SiO2G K2O HIJ KLMNOPQJRSTUVWXY[3], Z2[\]_‘abcde[4], fghg 6ij, kaPQJRSTUVWl, m, -n.op[5,6].qr[714]stru v[1517]wcxy L*zF SiO2G K2O HI JK, {|}1L’D [518]. {|YJ. 589, 8 9HIJK8’89, 9’89K.4. , 89HI, 8 *, 99v ⁄*O1ƒ. “‹›4fi fl v–†‡ }‚„”-fl ‰C, , 48 12 2003 6 1351 1 [19]. 1. ; 2. ; 3. ; 4. “D1; 5. ; 6. ’*D2 m4, b7}HI 45Ł*9 1 km. mAlXł14 J, fi fl HI}BC Appalachian D Fournier H IEF[6], {,opxy “GH IG“ JK, K’. L dMSN_, fi fl VWE , HIKO.KAn 916 1PQYRK.SK1TPQı. K ’UłS, UTOK, JOVKO1 VK, WXY’21.Cł Z[. 2 \W ICP-AES X ]_‘, a ‘GVb\WPE Elan 6000ICP-MS cdefg49v]h, i jkV.‘1‘lm[20]. 3 cWX‘SN 1, } nPQJRSTUHIo, fi fl HI’SiO2, pAl2O3 . WX SiO2Yq 75.66r78.80r , Y’ŒF CIPW sQYt Q; Al2O3Y u 13.5r11.67r13.29r;K2OY Œ G 0.41r1.00r, Na2O YŒF4.56r6.86r. ’bvL}HI. a 1, 4HI, fi fl HIwR Rb, Ba, Sr, Nb, Ta 1 Pb 5YŒG, R Cr, Ni, Co, V 1 Zn YŒF. xy4zsa {| , fi fl HIa} , Z Sr 1 Ti U 2a; }P QJRSTUHI89, fi fl HI’U, {| 1 “g/g;[6] 48 12 2003 6 2’*,“-.a/0 123*,456b , 2b. “ “, ABCDE FGHIJKLLIME NOL. 3SHRIMP P1QRSTUV, WXYZ[D\], P 1_‘a. SHRIMP U, Pb bcdAefg hi2 SHRIMP jklmnopq 10 kV/4 nA, 238U/206Pbrstu SL13 P1vwxy, z{|} 2σ . a SHRIMP P1 U-Pb dTU [21], 17 d 2, U-Pb 3. [22], P1 Th/U r si 0.1, P1 Th, U y3 . * 2 8, 17 U, Th 51350 34365 g/g , Th/U rsK6‘, i 0.1 0.621.35 , Th, U y3 4, Z⁄P1A, BC DEFBGHIJKL. M N[2325], OPQ.RS-TUVWX-YZRS[ 9\ ]}jkOP Q.RScdpefc wh[19]. 5. /0, ], ./0RSaG 12, G127Cvw xopy|w-why. ./01234589, |⁄ , ƒ““⁄B‹› MRS12fi 6}fl ‘–†. KI[27,28], ‡i\ghi[| aGo; }8B‚KI, „”i ‰, OPQ.RS-TUVWX-YZRS ao[29,30]. pˆ ˜pabI}fl ˘‘˙˚, }8fi 6” SHRIMP U-Pb ‘IL ˙GB˝˛ˇ. p”MN, pˆ˜pˆp7 , ˆ˜p, |KI pl7pj. Helz[31] ””. Flagler ‚[6] Appalachian o Fournier 0ˆ ˜p5KI, ˜p7 a0j0 3 , ˆpp , 0j0 3 3 ˆpp, la, 37; ]3 qł p; , 7“ , pajˆ˜p- p5p. ./0RS12, wh ;;, ABC0 48 12 2003 6 3 ˆpaDE]7; 3 FGHfl qł pIœaj Gˆ˜p. ˆp89.\ , A. BC-DEFG HIJKD LMNOPQ. R STUV. W;XYJK. Z [\], 1996. 104107 24_‘a, bcd. efg hijkWgl. R STUV. W;XYJK. Z [\], 1996. 108111 25mno, pqr, st. DLEMNO. Z [\], 1992. 1100 26uvw, , , . xyz{ |} DL[PQ. , 1999, 449 10021004 27Graupner T, Kempe U, Dombon E, et al. Fluid regime and ore ationinthetungsten-yttriumdepositsofKyzyltau Mongolian Altai Evidence for fluid variability in tungsten-tin ore systems. Chemical Geology, 1999, 1541-4 2158 28Liu W, Liu C Q, Masuda A. Complex trace element effects of mixing-fractional crystallization composite processes Applications to the Alaer granite pluton, Altay Mountains, Xinjiang, northwestern China. Chemical Geology, 1997, 1351-2 103124 29, , , . z{.. Z \], 1995. 95243 30Han B F, Wang S G, John B M, et al. Depleted-mantle source for the Ulungur river A-type granites from north Xinjiang, China Geoche- mistry and Nd-Sr isotopic evidence, and implications for Phanerozoic crustal growth. Chemical Geology, 1997, 1383-4 135159 31Helz R T. Phase relations of basalts in their melting range at PH2O 5 kb as a function of oxygen fugacity part . Mafic phases. Journal of Petrology, 1973, 142 249302 2003-04-08 , 2003-05-16
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