ࡱ > [ R g bjbj ΐ ΐ ( D O O O [ < O F E E E E E E E $ H EK \ E ] E t AF YA YA YA p E YA E YA YA : A , B 0Nڏ O 6 H B E WF 0 F B K = t K B K B h YA T Y E E A@ F K : V[6qyf[VYc Tyv N0yv Ty -NVS:S'YFgQkpq\\O(u c TSc Ta c T6qDn c TayvN-NVS:SSCQSNNeg'YFgQg kpq\\Fm\O(u'`(SoSSS:N;N~͑pZ&q'YF 'YFg N'Yĉ!jkpq\\O(usQ|0-NN0W:Swp~ eNSN'Yĉ!jkpq\;mR'`(SN'YFb_b ㉄vsQ|0t+R +Tw T N+Tw 'Ykpb\wv0WtSf[h_TRυؚSeuNkpq\\O(u'`(I{VE0Wf[MRl͑'YW@xU\ _g0meQT|~xvzS_NYywQ͑'YVEq_TvRebgYt$!kcQ)Yq\Sv0W:S^lR^vwp~ eNSNkpq\\b_bN'YFgQ7sXv^NTeNvW'`- W'`OeQSOT\\qQTgb )Yq\ TX̑(g-NN 'Ykpb\w u$!k^z gHe:SR'YFsfk\T'_\'_+ F'_ sfk\v0WtSf[QRTt+R +Tw T N+Tw 'Ykpbwv0WtSf[h_v$cQNSSKQb NR^vSCQSNZfg\Fm\T-NVr^SFWW NR^veCQSN-N- Zfgkpq\\GWNQNFQ7sXR+RNC o l u m b i a TR o d i n i a 'YF7S- gsQRυؚSeuNkpq\\'`(vezzyNpS^ N2m'YFxd gsQ0 yvShe~vYO{,{ N\O\O S C I e2 4 {08 {Nh'`eS C I N_5 2 1 !k;`N_8 1 2 !kShNVEW T RirG e o l o g i c a l S o c i e t y o f A m e r i c a B u l l e t i n US{eS C I N_1 4 7 !k;`N_2 0 3 !k0_Uwyf[b/gVY NI{VY1 y0 c Tyv:NV[6qyf[VYNI{VY0 N0yv{N 1 9 9 1 t^Neg(WVWDn0V[6qyf[WёTV[yb;esQyv/ecNN-NVS:SSCQSNNeg'YFgQg kpq\\Fm\O(u'`(SoSSS:N;N~͑pZ&q'YF 'YFg N'Yĉ!jkpq\\O(usQ|0-NN0W:Swp~ eNSN'Yĉ!jkpq\;mR'`(SN'YFb_b ㉄vsQ|0t+R +Tw T N+Tw 'Ykpb\wv0WtSf[h_TRυؚSeuNkpq\\O(u'`(I{VE0Wf[MRl͑'YW@xۏLN^lmeQxvz(WYebS_͑ۏU\TRe'`bg0 1 . ㉳QN2 *NVE͑'YW@x0Wf[: t$SsSCQSNNeg-NVS:S NTeNvFWWT0WWW-NfSuǏ7 !k'Yĉ!jgQkpq\\O(u~g^N[NNhQt'YF 'YFg oSv[^sQ|u$!kSsv^cQ-NVSS-NN0W:S 'YbyR^vwp~"eNSNkpq\\|b_bN'YFgQ7sXv^NTeNW'`- W'`OeQSOT\\qQTgbN )Yq\ TX̑(g-NN 'Ykpb\w wnN0WT^gS/fSyrceb8O\O(uvm萨RRf[Ǐz(W-NN0W:Sv0WhT^0 2 . 0WtSf[$R+Rt[s 2 yRe: t$!k^zN gHe:SR'YFsfk\T'_( \'_+ F'_) sfk\v0WtSf[QR㉳QNVE'Ykpb\wxvzWv N*NsQ.'`0WtSf[u$Ǐ|~[kxvz\ wq\0/O)RNT_r^I{ N*N'Ykpb\wcQt+R +Tw T N+Tw 'Ykpb\wv0WtSf[h_['Ykpb\wS:Sv~bwbeuĉRTr g͑c[\O(u0 3 . 'YFgQkpq\\O(uNg oSsQ|S_ 3 yReƋ: t$SsNSSKQb NR^vSCQSNZfg( 1 . 8 4 - 1 . 6 2 G a ) \Fm\( Sb\X/ \^/ OeQSOTkpq\\) NQNFQ7sXcQ[N/fN C o l u m b i a 'YF7S\O(uv4OvhQt'`7\Fm\O(uvNiru$Ss-NVXQr^SFWWT_FWW N'YbyR^veCQSN-N- Zfg( 8 4 8 - 5 4 0 M a ) kpq\\NQNFQ7sXcQ[N/fN R o d i n i a 'YF7ST\O(uv4OvhQt'`7\Fm\O(uvNirv$SspS^ N2m'YFxdǏz-NRυؚSeuNkpq\\O(unN(+ (S:N(- (+ WKQ(Tekpq\\O(u>f:yĉ_'`e0zzy0yeSs[NƋRυؚSGSǏzwQ g͑aIN0 yvgbLNegShNW 6 萌Te 1 2 0 YO{,{ N\O\O S C I e 2 4 {08 {Nh'`e S C I N_ 5 2 1 !k;`N_ 8 1 2 !kShNVEW T Rir G e o l o g i c a l S o c i e t y o f A m e r i c a B u l l e t i n US{e S C I N_ 1 4 7 !k;`N_ 2 0 3 !k0 Nbg gR0WOۏNVE'YFgQkpq\\xvzvSU\S0RVE'Ykpb\wYXTO;N-^ E r n s t T P i r a j n o 0B r y a n 0K r n e r 0S a n t o s h I{wmYW Tyf[[S-NVyf[bbXlvQ0^8^0Ng^h0N~0ё/cl0[f[0OX&I{T-NV]zbbXkofeS( -NV) S~n-NxbbX_lZSfI{vؚ^ċN0^O0TT_(u0bgUwyf[b/gVY NI{VY 1 y( 2 0 0 5 t^) 01 NNgVIQ0W(yf[VY1 NV[-NRt^ gzQ!.sN[yS0 V0[ċN bgUwyf[b/gVY NI{VY( 2 0 0 5 t^DN3 7 ) 01 NNgVIQ0W(yf[VY( DN3 8 ) 1 NV[-NRt^ gzQ!.sN[yS( DN3 8 ) 08 {Nh'`e S C I N_5 2 1 !k;`N_ 8 1 2 !kUS{e S C I N_ 1 4 7 !k;`N_ 2 0 3 !k( DN 1 7 ) 0 $ V(Wkpq\\xvzebwQ g͑q_TR`$Nh'`e 1 02 03 04 08 [)Yq\S:Swp~kpq\\|vxvzbg_0RVEW Tw^f[[ P i r a j n o TkofebXI{( DN 9 ) NS P i r a j n o T G o n d w a n a R e s e a r c h Bg_;N S a n t o s h ( DN1 0 ) NS-NV0W(yf[b{s^xvzXTT_VW T0W(f[[ K r n e r S J o u r n a l o f A s i a n E a r t h S c i e n c e s Bg_;N( -NV) S~n-N.YxvzbbX_lZSfI{( DN 1 1 ) NSN~bXI{( DN 1 2 02 0 ) NSё/clbXI{v^TTY!k_(u: " A v a i l a b l e s t u d i e s r e v e a l e d t h a t t h e w i d e s p r e a d E a r l y C a r b o n i f e r o u s v o l c a n i c s u c c e s s i o n u n c o n f o r m a b l y o v e r l i e s t h e s t r o n g l y d e f o r m e d m e t a m o r p h o s e d p r e - C a r b o n i f e r o u s s t e r a t a i n t h e C h i n e s e T i a s h a n ( X i a e t a l . , 2 0 0 4 , 2 0 0 8 , 2 0 1 2 ) " ( DN 1 6 : _e 8 ) 0NNShve[hQTVsQNSN2mm(Wwp~R]~T0)Yq\SvQ:S(WewpNe]~ۏeQFQ7oS6k0v^SNuNS)Yq\]ldž~\:NNhvewpN-Ng( 3 4 4 - 3 2 5 M a ) eu~wmWmvI{Ƌ0a$VcQv:SR'YFsfk\T'_sfk\v0WtSf[QR( DN 5 ) ]_0RVE0Wf[LunfM}Yċ0^lbT)R(u0OY]0W(f[[ M a r t i n s 0T o l e d o 0S i l v a I{hQb)R(uQR~N] A m a z o n i a n KQbWS C a r a j s v0W-Nve*YSN P a r a u a p e b a s sfk\|/fb_bN q\Tv'YF7b8OsX( DN 1 3 ) 0b$Nh'`e 6 [RυؚSeuNkpq\\\wbVSvQNؚSGSsQ|vxvzbg_0RN-NV0W(yf[b _lfxvzXTT S a n t o s h I{vTT_(u( DN 1 4 ) 0c$SN'Yf[[IQYecI{(WNh'`_e 7 ( DN 1 5 ) -NY!kckb_(uNNh'`e 7 ( DN 7 ) TVvvQNeTNWv'YϑDeAyޏq\0W:Svkpq\\Tdž~\vyrpS'Y0Wg oSS0d$P i r a j n o T S a n t o s h ckb_(uNV gsQ-NVeCQSN-Ng7kpq\\O(uvxvzbg: " X i a e t a l . ( 2 0 1 2 ) e x a m i n e d ~ 9 0 0 M a r i f t - r e l a t e d v o l c a n i s m i n C h i n a a n d s u g g e s t e d t h i s e v e n t t e m p o r a l l y c o i n c i d e d w i t h t h e s e p a r a t i o n o f A u s t r a l i a , E a s t A n t a r c t i c a , S o u t h C h i n a a n d L a u r e n t i a , a s p a r t o f t h e w i d e r R o d i n i a b r e a k u p . " ( DN 3 6 ) 0 $ W T'Ykpb\wxvz S c o t t E . B r y a n TVE'Ykpb\wYXTO;N-^R i c h a r d E . E r n s t (WNN 2 0 0 8 t^Shve" R e v i s e d d e f i n i t i o n o f L a r g e I g n e o u s P r o v i n c e s ( L I P s ) ( E a r t h - S c i . R e v . 8 6 : 1 7 5 - 2 0 2 . ) " -N[V gsQ" )Yq\ TX̑(g-NN 'Ykpb\w" vSsTS[NN[TSv^(WNN6Rv" hQt'Ykpb\wR^V" -NhQN" )Yq\" T" TX̑(g" 2 *NNwvMOn( SDN 1 9 ) 0 $ W T'Y0Wg f[[N~bXI{(W_e 4 ( DN 1 2 ) TDN 2 0 -N[Yg;WV gsQ-NN0W:Swp|- NNS~kpq\\|vxvzbg~NNYNؚ^ċNTy^: " A f t e r m a n y y e a r s s t u d i e s . . . X i a L i n q i a n d h i s t e a m h a v e d i s c o v e r e d t h a t t h e o p h i o l i t e s e x p o s e d i n n o r t h e r n X i n j i a n g a r e m a i n l y o f E a r l y P a l e o z o i c a g e , p a r t l y o f D e v o n i a n o r e a r l i e s t C a r b oniferous. The Carboniferous-Lower Permianvolcanosedimentary series are found to rest upon Precarboniferous geological bodies including ophiolites with a regional angular unconformity. The Precarboniferous rocks below the contact are much more metamorphosed and deformed than the overlying Carboniferous. It can be thought that the Paleo-Asian Ocean in the Central Asia area was closed at the beginning of the Carboniferous PeriodThe retrogradational sequence of the Carboniferous rocks and intraplate geochemical characteristics of the Carboniferous-Lower Permian basaltic lavas indicate that the volcano-sedimentary series might be formed in the extensional setting after a collisional orogeny following the closure of the Paleo-Asian Ocean in the earliest Carboniferous(Xia et al., 2008, 2012)on the basis of the materials drawn from the IGMA5000 his view about the area seems to be true to the fact." 0" $R[-NN0W:Swp|- NNS~kpq\\& N/fb_bNgWWOQSO6RNv'_kpq\\/f q\T8OU\sXNb_bv( Yg;WI{2 0 0 8 X i a e t a l . , 2 0 1 2 ) S_e-NN0W:SS] NX[(W@bl '_ v|ُ Np[xvz-NN q\&^vg !jWASR gN