: , 630090, / 187
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2009 , 1

1.
PPC PC-PC P -CPC C

C.. Cp, .. p, ..p*, .. p*
c C P, 630090, cpc, pc. , 3, Pcc
* c p C P, 630090, cpc, pc. , 3, Pcc
: -Cpc c, ppc, , x, .
: 4-20
: P, X P

>>
Pccp c cc p x 40Ar/39Ar p x pp pc-pc p. pc c pp c. c-1 (pc c) - 272.9 10.5 249.5 3 , c px c pp (c c) - 247.5 2.9 , c pp c. C-6 (pc c) - 251.2 2 . c x x x p px pc-pc p c p c p pc, p , c , c p pc c cp pc.
pp C-6 , c p- c c- , p p pcc c 480 . pp cc c pp p p Cpc p px cc c. Pp c. c-1 c p p- c c c p x. x p- cx c x cpx px TiO2, P2O5, Ba, Rb, Th, c x P.
pp C-6 xpp p c p p c-cx pc, x xp, cp (pc), p, , p . c c p c p, xp pc.
c , cc px -Cpc c ppc p c cp cc pc-pc p. Cp pcx p p c c pc (c p c , , p , c). c px p p px, px , p, xpp x (E-MORB).


2.
PXC -P C CP- C PC C (- Cpc p): P U-Pb Sm-Nd CC

.. p1,2, .. p3, .. p3, .. x3, C.. pc3, .. C3
1c p C P, 630090, cpc, pc. , 3, Pcc
2 cpc cpc pc, 630090, cpc, . p, 2, Pcc
3 cpccc -ccc c c, 199106, C-pp, Cp pc., 74, Pcc
: px, , p, U-Pb pc, Sm-Nd x, pc, Cpc p, pc c.
: 21-37
: P, X P

>>
cp- c pc c Cpc p (c ) p cc p (cpc c) pc c, x p pc p. pxc, p (Sm-Nd) cc p p U-Pb p p (SHRIMP-II). p c c p p, p cc, p pc p pxcx -p-ppx () c cc cc (Al2O3 ≥ 15 %, Mg# = 28-38, (La/Yb)n = 23-66, Sr/Y = 27-135, Eu/Eu* = 0.7-1.1). c pc pcc c -p cc (SiO2 = 59-69 %, (La/Yb) n = 7-32, Sr/Y = 11-24, Eu/Eu* = 0.5-0.7). c p x cx p px , c c xc p p U Th, c pp Th/U, px cx p cc c pc p p p. p p cpc c cpp px p x cpx : ~3.3 3.25 p , x p p ~3.2 p . xc xppc p p px pc pc c x c px px p. c p cc pc c p cc p p.


3.
P P C P C, C P PCC P PX P (c )

..
c x C P, 664033, pc, . pc, 1, Pcc
: P , c p, p p, p p , p p, pcc.
: 38-53
: P, X P

>>
c ppx p c p cp px (P) pccp cc pcp P pcx p px p pc c c (J2-J3) c . , c p c p p (pc p) c x cc c p cxx cx c. pcc p px p c c cc c p P p p () p p p, pc pc cx x p, p p c x p p p pc p x pc cp c p . p p pc cx x p c p p P c c p px, p, .
c c , c p p c c pc pcp P cp px p pc. pp px cpcx px p Px p p p pp c cc, x p, pc pp - Li-F p cpc cp Sn-W p, xppc p pp px, P, c x. Cp x cx px p c c cc p pc ppc p cc. p pcp P pcx p c c p c p cp c pc c c c p p.


4.
CPC P PC P CP P

.. p, .. P*, .. **, .. pc, .C. *
pc -c c, 620144, pp, . p, 55, Pcc
* c x p P, 620151, pp, p., 7, Pcc
** c C P, 630090, cpc, pc. , 3, Pcc
: cpc p, pc p, Sm-Nd xp pc.
: 54-57
: P, X P

>>
p cp cp pc p (P) pccpc pp cc c c c-cp c. pc p -xpcx cc p. p p x pcx c - p- c pc. cc p , pc c cp c.


5.
PCPCP CPXPC P C C CP P PCC

.. , .. p*, C.. p*, .. c**
c C P, 630090, cpc, pc. , 3, Pcc
* c C P, 660036, pcpc, p, 50, cp 38, Pcc
** c cpc pc, 656049, p, pc. , 61, Pcc
: p c, c p, c pc pc, cpc cc, pp pc pc, pc c, p, c p.
: 58-66
:

>>
p p c p pcpcp pcx c, x pc p c cp c cp pcc (). Pcc -c xppc c c c p cx p, cc c cp. x c p px c c c c, pcpcpxc p c cp p px p . cc c p cp px c x c p c p x pcpcp c cp.


6.
P CX PX P C PP C

P.. p, .. p
c p P, 620016, pp, . c, 100, Pcc
: Cpp, p pp, p, c , pc, pcp, pp ccc.
: 67-71
:

>>
p p p c c p pp, pc c p p pcpc pc px c p , pcpc cx p p pc p p . cp pc p p c p . ppc px p, c cp p cpp p p cx cx x pcx. Pccp p pp p x -x px.


7.
P P-C C CPC P

.. 1,2, .. 3, .. p2
1c P, 680063, Xpc, . , 65, Pcc
2 c c P, 198017, c, c p., 7, Pcc
3 c xp p P, 199034, C-pp, . p, 21, Pcc
: pp, c, Cpc p.
: 72-78
:

>>
p ppcx p Cpc p c c c pc cpp cc c c. Cp c Cp ~1730 p 42.9 .., 109.6 .. p α95 = 5.3, xp ccc c p c p p pp.


8.
PCCC CC -CC P-CP ( p p-p, cc c, p)

.. p, .. *, .. pc**, p.. pc, .. p, .. p***
c cc P, 720060, , pp c 52/1, p
* pc-p pc c, 720044 , pp 135, p
** cpc pp-c c P, 720001, , c, 107, p
*** c p C P, 630090, cpc, pc. , 3, Pcc
: Ccc pp , pccc c, pxcc, cc , p.
: 79-87
:

>>
C c pccc cc p p cp - p-cp, pc p p cc c pc p. p p pc pcp cp, c c pp cc cccx c. pc p pc, pp , ~400 . p cp c . p c p p 50-400 . c pc, c p pp cp, p cp XX .