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Page 1: بررسی ترکیب و نقش عناصر کمیاب در شکلگیری ...ijcm.ir/article-1-992-fa.pdf · ˜ "#$ i , "#$ .)8 )v = p )*a&" 4˙ c#* t&i ! vqeg˜ ˜ ˜ .a - %&&j!

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Mg k]/cd pd/\l qd/lk ]c/p[ d]/cc j[/\l q\/cj \]/lq dk/\j \\/\p kq/cd c]/l[ []/\l ][/cpAl c]/kl [l/[k \p/dp [q/dc []/kk \p/[] kp/dl jp/dd lj/kd [d/d\ [q/dl ]l/k[ pk/[d \]/kqSc pk/q l\/c [q/p \]/[ kd/l pq/[ dj/q l]/c \q/k lc/p pd/l ql/[ p]/k dp/j]Ti jqcl\ jqd]c jpckd jpp[\ jq]dk jpkd[ jppd\ jp\jq jpqdl jqkk[ jpp]] jqq\] jpdlq jqdj\V [d]p [jlk [j\c []cl [dd\ [k]d []q\ kqp[ []dq [j]p [jck kqd] [jpl []c]Cr kp/j]d p[/j]l cl/qk \]/q\ ll/j]j dq/ql jk/qc ]c/qq \[/qd kq/j][ dl/j][ cc/j]k j\/qk l]/qdMn qkp pl\ j]kq q]d pp[ qkc jjd] pjp q]c c[\ j]cl p[[ cq] jj[pCo kj/ld [l/\k ]]/\d c[/lq ][/\j [c/\l p]/[q \d/l\ qk/lc ]p/\\ cl/\[ dp/\k lk/lj \c/ldNi \[/j]d ll/j]j kc/j]k \j/j]k q]/j]j \p/q\ d\/qq dd/j]l c]/j][ dq/qk l[/j]d j]k \\/q\ cl/q[Zn cck pdq \lp q]p clj j]k\ p\] qcd pll \qc j]pj cl[ p]q jjd\Ga qc/] pj/] ][/j d\/j q[/] \l/j kp/j lk/j dq/j cp/j \p/j jd/j qq/] kp/jSr \l/] kq/] dc/] [c/] cj/] jq/] ll/] \k/] cl/] [p/] dk/] kq/] ll/] lk/]Y d]p/] jck/] d[]/] d\l/] jqd/] dk\/] dlq/] d][/] ddl/] d]k/] d\p/] jqc/] dlj/] d[k/]

Nb dl/k [d/d pc/d kp/[ cl/k q[/d qd/[ q\/d []/[ qj/d dq/k kl/l c[/d jl/[Ba kl/d pc/j ck/d q[/k d\/d ld/d jj/d lp/d jp/k dq/k p]/d \c/d l[/d q\/jLa ][k/] ]ld/] ]kq/] ][c/] ]kc/] ][]/] ][\/] ][p/] ][j/] ][p/] ][q/] ][\/] ][l/] ][d/]Ce jpq/] ddc/] jc]/] d]p/] j\[/] jc\/] d]d/] djd/] jpj/] d]q/] dj\/] d]k/] d]]/] jp[/]Pr ]ql/] jj[/] ]p\/] j]l/] ]pk/] ]pp/] j]d/] j]\/] ]qj/] j]l/] j]q/] j]d/] j]]/] ]qk/]Nd kq\/] [cl/] kl\/] [k\/] k[l/] k\p/] [d[/] [[k/] kp]/] [kp/] [lk/] [d\/] [jq/] kp\/]Sm jq[/] dkk/] jcl/] djk/] j\q/] jp]/] d]p/] djc/] jp\/] djl/] ddd/] d]q/] d]l/] jpq/]Eu ]jl/] ]jp/] ]j[/] ]jc/] ]jk/] ]j[/] ]j\/] ]jc/] ]j[/] ]jc/] ]jc/] ]j\/] ]j\/] ]jl/]Gd j]l/] jd\/] ]ql/] jj\/] ]qj/] ]qp/] jjd/] jjp/] j]j/] jj\/] jd]/.] jjk/] jjj/] j]d/]Tb ]jk/] ]j\/] ]jd/] ]j[/] ]jj/] ]jd/] ]j[/] ]jl/] ]jd/] ]j[/] ]jl/] ]j[/] ]j[/] ]jk/]Dy ]qp/] jjp/] ]pp/] j]p/] ]pl/] ]qj/] j]l/] jj]/] ]q[/] j]q/] jjd/] j]l/] j]k/] ]ql/]Ho ]jk/] ]j\/] ]jd/] ]j[/] ]jj/] ]jd/] ]j[/] ]jl/] ]jd/] ]j[/] ]jl/] ]j[/] ]j[/] ]jk/]Er jqp/] dkp/] jcp/] djp/] jcd/] jp[/] djd/] ddd/] jq]/] djq/] dd\/] djk/] d]q/] jqk/]Tm ][l/] ]l[/] ][j/] ]l]/] ]kq/] ][d/] ][p/] ]l]/] ][k/] ]l]/] ]lj/] ][p/] ][p/] ][[/]Yb ]\k/] ]c\/] ]lc/] ]\q/] ]ll/] ]lq/] ]\c/] ]cj/] ]\]/] ]c]/] ]cd/] ]\p/] ]\c/] ]\j/]Lu ]jd/] ]j[/] ]jj/] ]jk/] ]j]/] ]jj/] ]jk/] ]j[/] ]jd/] ]jk/] ]j[/] ]jk/] ]jk/] ]jd/]ΣREE [cq/j ccl/j kkj/j \dc/j dpc/j kcl/j lpk/j \l\/j [d]/j \kc/j \qd/j lq]/j l\d/j [[j/j

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A)O��+��($ ����E��' ��6�3RH$ �� ;�&(I C�#* g�� , T&I ! �"� 8 = &-. . .4�6

@�/A '�(�(8MG-7 MG-8 MG-9 MG-10 MG-11 HG-1 HG-2 HG-3 HG-4 HG-5 HG-6 HG-7 HG-8

Mg cq/ll cl/qk lq/jjd \p/q[ lk/qc dl/llc kc/\k[ \[/[q\ kq/cdl qd/l]p j]/\kq pj/c][ lp/\pk

Al jd/kl qc/dk ]\/[j ]\/kj p]/kp cl/jd[ dp/jck q\/jld c]/j\l dk/jcq \[/j\] ]c/j[p dq/jkq

Sc kj/jj k]/p kl/\ cq/\ j]/p \q/d dl/c [k/l dd/j] q\/k ql/q c]/p [k/q

Ti jp\[\ jqjl] jpk[k jq]dp jp[q] jl\]] j[qkl jlkcd j[lk[ jljd] j[c]k jl[k] j[q\l

V []pd [dkl kqlp [jp\ []]c dp[] dcdl dp\j d[j\ dlkd dk]q dk\[ ddqc

Cr [p/q\ q]/ql ck/j]d kd/j]j pj/q[ d]/[] cl/[k kk/[p ][/[l dq/[\ c]/[q d\/[c qj/[l

Mn qql j]]p q\] plj j]cp [l[ kck lkp [dd kql lc[ [qc l][

Co l[/\d q\/lc [q/l] ]]/\j kl/\l ][/kk kp/kd \[/kj cc/dl k[/d\ dc/kj qp/dp dl/dl

Ni lk/j]l ]l/j]k p\/qk dd/j]j \[/qp ld/qc lj/j]d kc/j]k [p/j]l l]/qq kq/j]] d\/j]d ll/j][

Zn pcp j][[ cq] p]l j]lq k\k k]] [j[ k[[ kpq k[d dcq [kd

Ga d[/j j\/j pq/] qk/j [j/j jk/[ c]/l kp/l lc/k jc/k [d/[ qc/k cj/k

Sr dq/] kc/] cc/] \d/] \p/] lk/] dd/] pd/] k[/] [q/] \l/] [[/] c\/]

Y djl/] dd[/] dk]/] jp[/] dd\/] [[/j cck/j q[k/j lk/j \q/j ldk/j ]jj/d [cp/j

Nb pj/d c]/k jp/l pq/d lk/k \d/dp ll/[\ p[/dk jj/k\ [l/d[ jq/kd ]c/[l j[/dl

Ba [q/d qj/d [l/k ]q/d j\/d jc/k l[/k pk/d pl/d \k/d c\/d ]d/k \[/d

La ][\/] ][d/] ]kp/] ][[/] ]kp/] [\k/[ ]p/[ \cl/[ dl]/[ pdl/k j\l/[ qlk/k l[p/[

Ce d][/] jp[/] jc]/] jq[/] j\q/] q\l/jk c\p/jd \k/j[ k]/jk qc]/jj ]k[/jk k\q/jd dkj/j[

Pr j]k/] ]qd/] ]pl/] ]qp/] ]pl/] kdj/d jdd/d [kj/d dj]/d qpq/j j\\/d ]ll/d k\l/d

Nd [dp/] kpl/] kl[/] []c/] kl[/] jp]/jd jk\/jj c\]/jd \]/jj [[]/j] k\p/jj cpp/j] [jd/jd

Sm dj]/] jpq/] jc[/] d]]/] jc[/] k[c/[ qc[/k ll[/[ j[]/[ cd\/k ]lc/[ pl]/k [k]/[

Eu ]j\/] ]jl/] ]jk/] ]jl/] ]jk/] ]lq/] ]l[/] ]\d/] ]l\/] ]l]/] ]ll/] ]ld/] ]\]/]

Gd jjk/] j]d/] ]q[/] j]p/] ]qk/] ]\[/[ cjl/k dlc/[ pc/k [pk/k cqk/k lqq/k j[j/[

Tb ]j[/] ]jk/] ]jd/] ]j[/] ]jd/] cqk/] cdl/] pkj/] cll/] \p]/] c[]/] c]d/] p]p/]

Dy j]\/] ]ql/] ]pp/] j]j/] ]pc/] j\\/l cdk/[ [jd/l qd]/[ [dp/[ pdd/[ lc\/[ d\[/l

Ho ]j[/] ]jk/] ]jd/] ]jk/] ]jd/] pk[/] c\d/] pck/] cq[/] cjl/] ccp/] ckp/] pl]/]

Er dj[/] jqd/] jcc/] d][/] jcc/] qql/j pd[/j ]q/d q]j/j cj]/j p\d/j c\c/j ]kk/d

Tm ][q/] ][[/] ][]/] ][\/] ][]/] djd/] jq[/] ddd/] d]d/] jpd/] jqp/] jpp/] dj\/]

Yb ]\p/] ]\j/] ]l\/] ]\l/] ]l\/] jjk/j ]jp/j j\\/j ]\l/j ql[/] ]kq/j qp\/] jk[/j

Lu ]jk/] ]jd/] ]jj/] ]jd/] ]jj/] jjj/] j]d/] jjc/] j]\/] ]ql/] j][/] ]qq/] jjk/]

ΣREE lqc/j [kp/j kdk/j ldj/j kdd/j \dj/lj jq\/[c ]cq/l[ j\k/[q d[c/[[ jp]/[p cdd/[l \][/ld

��.(� �� �&E#1� T&I ! =,�M =, 8�- A#):��.@ =�@ 7#���I)MHG ( 7#���I ,)MG(�� �&E#1� =�@�.)8

MHG ,MG E2&8 9I (! , A#E�@ ��8�2� T&I ! =���� �"� �8�2� ���W �� ;�&(I C�#*)e,AOj.(���I %� =���� �@

�PMQ� R8�L ��A��A#E�@ i)E�� C�#* '� =� .�8 B�9) 9I (! b&��E&! +N,)ppmjqq\] 5jpd]](b����, �)ppm[k]]5

kq]](/, I �)ppmj]\ 5qd(9#1#� �)ppmjjl] 5cq](����:I)ppm\\ 5l](=,� ,)ppmjjk]5\\] (��

�&E#1��"|�8 ��.(� ,� %� =�@ .��9&�Mg �Al �Ga �Y�

Nb ���� �I�G C�#* S.(V� ,)REE (7#" %� �� �8 �@ E�- �� T&! ! +ppmjjk 5l[�[k5d[�qk/j5pj/]�dd/]5

jc/]�qd/[5[d/d,\q/j5kd/j�� &&�! A#I .9I (! + E�-��.(� �� ;�&(I C�#* �" =�@MHG ,MG �"� B��:*

'� :Sc)ppmkj/jj 5p]/k(�Ni)ppmj]\5qk(�Sr)ppmcl/]5dk/](,Ba)ppmq[/k5q\/j.(

A#):��.@ ��.(� �� �&E#1� T&I ! 7#���I AL� =, 8�-)HG(��.(� �� ;�&(I C�#* T&I ! &&�! �#��� HG B,�?!

�8 ='��8MHG ,MG�� ��2� A@�)e,AOj.( C�#* ��9&�

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= �P� �)*A&" �� � �"�#$ ���I , �"�#$�.)8 �)V� 4��

Ti)ppmjl\]]5j[l]](�V)ppmdp\]5dk]](�Cr )ppm[p5[](�Mn)ppml]]5kc](�Co)ppmkk5dl(,Zn)ppm[]] 5k]] (��.(� ��HG ,� '� E(I 1� ��.(�

�"� .��. BA$ �8 C�#* +N.8 C�#* '� =��&�8 1� =." '� |�8)HFSE ( ,REE 8� 8 %A#Y =9I (! ��.(� %� �� ��.(� =�@MHG ,MGA���� :Mg)ppmck]5l]](�Al

)ppmjp]5jd](�Ga)ppmc]/l5lp/k(�Y)ppm]j/d5[[/j(�Nb)ppm[c 5d[(���� �I�G C�#* ,)ppml[ 5[l ΣREE= .( C�#* 9I (!Sc �Ni �Sr ,Ba ��.(� �� HG

+ E�- �� T&! ! �8 9&�ppmdd/j]5\q/d�j]\5qc�pd/]5dd/],jc/k5\k/d�� &&�! ��.(� �:&I ! + E�- �� �I A#I -=�@MHG ,MG�� �� L � &-.

BC� �� �&E#1� ;�&(I C�#* �(&$ =,� 8 i)E�� B��&�f!

}&f� i)E�� =�@7#���I S�.�� �I A@� �� ��2� =���� �@

A#E�@ B,�?E� T&I !]\�jp.['� =��&�8 e��� ��.#* �8 '� �#< ��(-�� �&E#1� �I A�A�EJ� ����f�Ti ,V�"�

]\�p�jq.[�:�� , ��G C�#* �G 8 T&I ! '� �%� 8�#8�� ���W%&�' +�1�O %&&J! =� 8 ��.! �&E#1� S.� , �"�#$

+��?E"� �.(�]\�d].[�&E#1� T&I ! b&" ! �8 +�.! =�@+A##I 9�(E� =�@���.(� 8 %��� =>.?� =Ti+V �8 �:��

Al+Mn ,Ni/(Cr+Mn)�� ��2� �&E#1� �(@ �I �.$ -�&E#1� +�� �� , A���� ��(-�� +�1E"�G �@ =�@Fe-Ti,V

�� �� L A� &-)RH$k.(��#Y R:L g�8 �� �H�E?- C�#* T&I ! A$ �� ;�&(I

�&E#1� =�@�.)8HG�PMQ� R8�L B,�?! ��.(� �8 =� =�@MHG ,MG���� .RH$ �� =�@k,['����.(� ��!,� =�@

Sc �8 �:�� ,� %� %&8 9�(! ���� ��2� =� 8 C�#* �" �"� +A$ +��?E"� +, - .;��E��Sc �I �"� �)* %A8

+ E�-= �E"� ,� @ �� �#* %� B� &&�! ���H�"� .

���DA#@� ��2� ��!,� ���.(�+=�8 �:�� ;�&(I C�#* T&I ! B� &&�! Sc . T��M 8 C�#* �(@ 9I (!ppm ��"� .�=MG `∆=HG `▲=MHG .

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A)O��+��($ ����E��' ��6�3RH$ �� ;�&(I C�#* g�� , T&I ! �"� 8 = &-. . .4��

���E�8 �:�� ;�&(I C�#* �" B� &&�! Sc . T�M 8 C�#* �(@ 9I (!ppm�"� .RH$ A#��(@ b�Q*kA#E�@ .

�&E#1� =�@MG C�#* P� '� Ti �V�Cr �Mn ,Zn �8 �:��MHG ,MG+A$ ��! C�#* �H&��M �� `A#E�@ !HFSE ,REE�&E#1� %� �� ��.(� �8 �:�� �@ =,�M =�@

�&E#1� , 7#���I �E� g�9� BA$ �8 7#���I �.G =�@ �"�)RH$=�@k,[.(�I�G C�#* ��9&� �� B,�?! 8 +,Q*

%� %&8 ���� +, - ,�)��9&�ΣREE�&E#1� �� =�@HG �8 '� g&8k]�&E#1� 8� 8 =�@MHG ,MG�� A"�(=.1�� �

�"� B,�?E� ���W �� 9&� �!.:H#* ���.(� .�&E#1� =�@HG �#< a a:" ���� �I�G C�#* �:�� �-A$)LREE ( �8 %&1#")HREE ( bQ� T&$ �8]\c/d=(La/Yb)N[��! �8 -

0,�. AA$ �-A$ /.&)][/]=Eu/Eu*(�� ��2� �� `A#@��&E#1� ��, =�@MHB ,MG =.1�� =���� REE �: �! W

RH$)��O,��Y (��! �8 �-A$LREE][\/]=(La/Yb)N[A#E�@)RH$l.(�?#� =��V#@��Eu�&E#1� �� %� =�@ +, -)kd/]=Eu/Eu*(�:�� �8HG�"� E(I .�-A$ ��!

Eu��9(@ �.):! �8 �.8 � �"� �(-�� '� 'QI.�Q0 �.��7#" �)C� ���I ��.#* �8 'QI.�Q0 �%��� +�.! �, 8�- =�@

��.(� /�(! �� =.1�� �� �?#� =��V#@�� %� 8�#8 , ���� �.O, �@REE�&E#1� =� 8 �� P� �8 ��A8 ��(-�� =�@A"� .B,�?!

�&E#1� �� =��V#@�� %� BA$�� �� +, - ,� %� =�@��.! �8 C�#* �" ��9&� B,�?!REE��� �:�� .���,� �I �V�W '�

��.(� �� C�#* %�HG g�AO ��"� E2&8 T!� � �8 Eu �� =.1�� �� !AA$ =��V#@�� ��V� TO.� 'QI.�Q0 �.):! �X

REE�"� +A$ .

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= �P� �)*A&" �� � �"�#$ ���I , �"�#$�.)8 �)V� 4�3

���F=.1�� REE ��A#I �8 �:�� +A$ ��V#�8 ]dj[�.� =�@ ��.(� =� 8�"� 8� .RH$ A#��(@ b�Q*kA#E�@ .

)* E�8 o�� =� 8���.(� �� �&E#1� T&I ! B,�?! =�@+��� '� �"� E�8 %��� =>.?� +�.! =�@%&�'7#" ��&(&$ -

�, 8�- =�@)RI 7#" =�@ +��� (� - a(I .��#Y �I �E?-�-N, �A$ , = �P� }".! %��� +�.! ��&(&$ =�@

����H(@]q[$ ������"� +A .+��� =�@%&�' ��2� ��&(&$��7#" �I A@� =�@MHG ,HG �8 9&� �)I T&I ! P� '�

B,�?! b@A���� =��H$W =�@ .��.(� =�@MHG �%@W =���� �bA" �/.9&#� �/.&#&�.�W , E2&8 b&�)I , 9#1#� �/.&��E&!

=�@, 8�- �8 �:�� = E(I ?� , b&"�E0HG A#E�@]q.['�#* P�7#" 9&� ;�&(I C� =�@MHG ,HG T&I !

A���� �!,�?E� :��.(� �H&��M�� =�@MHG , � -.- P�'� =9) C�#*V�Cr �Co �Cu ,Zn �8 �:�� HG�#< �-A$

�� ��2� C�#* �" �� �A#@�LILE ,HFSE)Rb �Sr �Ba �Sc �Y�Nb �Ta �Mo �Sn �Pb �Th ,REE (��! �-A$

�� +A� AA$`�.$ ��9&� F�� HG '� !|�8 ��&�8 9&�MHG �"� ]q.[+��� S.(V� =�@%&�' �W '� �I�M ��&(&$

�� '� g�AO �I �"�]'� �#< g�8 aF,P)R&H2! �IHG+��� �� �"� (� -.- , ;W '� �#< 1� g�8 ,)�I

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GA(� [1] Giacomini F., Tiepolo M., Dallai, L., Ghezzo, C., “On the onset and evolution of the Ross-orogeny magmatism in North Victoria Land- Antarctica”, Chemical Geology 240 (2007) 103–128.[2] Molina J.F., Scarrow J.H., Montero P.G., Bea F., “High-Ti amphibole as a petrogenetic indicator of magma chemistry: evidence for mildly alkalic-hybrid melts during evolution of Variscan basic–ultrabasic magmatism of Central Iberia”, Contribution to Mineralogy and Petrology 158 (2009) 69-98.

]k[� �= �P�.S.~ �U��()L �.S ����E�V8 ��.)P� �.�.~�M �; �.)&)*.�" &�?! �� 9!��.I ��9O C�#* T&I ! � 8��I

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+��($ �bE�&8kB�f?C �lj[5l]l.[4] Jacamon F., Larsen R.B., “Trace element evolution of quartz in the charnockitic Kleivan granite, SW-Norway: The Ge/Ti ratio of quartz as an index of igneous differentiation”, Lithos 107 (2009) 281–291.

]�[� �= �P�.S.�"S�.�� �� �&!�0W �(&$ T&I ! &&�!�"�#$ 7#" �� �W � 8��I , �&�� - :+�.! '� =��.� �"� 8

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dl\ 5d[k.[6] Nadoll P., Angerer T., Mauk J.L., French D., Walshe J., “The chemistry of hydrothermal magnetite: a review”, Ore Geology Review 61 (2014) 1-32. [7] Zhao W.W., Zhou M.F., “In-situ LA-ICP-MS trace elemental analyses of magnetite: the Mesozoic Tengtie skarn Fe deposit in the Nanling Range, South China”, Ore Geology Review 65(2015) 872-883. [8] Liu P.P., Zhou M.F., Chen W.T., Gao J.F., Huang X.W., “In-situ LA-ICP-MS trace elemental analyses of magnetite: Fe-Ti-(V) oxide-bearing mafic-ultramafic layered intrusions of the

Emeishan Large Igneous Province, SW China”, Ore Geology Review 65 (2015) 853-871.

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[11] Khalatbari Jafari M., Babaie H.A., Gani M., "Geochemical evidence for Late Cretaceous marginal arc-to-backarc transition in the Sabzevar ophiolitic extrusive sequence, northeast Iran", Journal of Asian Earth Sciences, 70-71 (2013) 209–230.[12] Shafaii Moghadam H., Zaki Khedr M., Arai S., Stern R.S., Ghorbani G., Tamura A., Ottley C., "Arc-related harzburgite–dunite–chromitite complexes in the mantle section of the Sabzevar ophiolite, Iran: A model for formation of podiform chromitites", Gondwana Research 27 (2015) 575-593.[13] Rossetti F., Nasrabadi M., Vignaroli G., Theye T., Gerdes V., Razavi M. H., Moin Vaziri H., "Early Cretaceous migmatitic mafic granulites from the Sabzevar range (NE Iran): implications for the closure of the Mesozoic peri-Tethyan oceans in central Iran", Terra Nova 22 (2010) 26-34.[14] Khalatbari Jafari M., Babaie H.A., Mirzaie M. "Geology, petrology and tectonomagmatic evolution of the plutonic crustal rocks of the Sabzevar ophiolite, northeast Iran", Geological Magazine, 150 (2013) 862-884. [15] Alamnia Z., Karimpour M.H., Homam S.M., Finger F., "The magmatic record in the Arghash region (northeast Iran) and tectonic implications", International Journal of Earth Science, 102 (2013) 1603-1625.

]j\[/ �I,� �Y�.L./ �.m( I �.�.� =��8W �� �(&@� 8� �.�"+�.! �H&�.EH! +�1�O , �2#� �%" %&&J! ;.#O =>.?� =�@

��,9:""+��($ �=�.�, E0 ��3)�6�� (���5�.[17] Mazhari S.A., “Petrogenesis of adakite and high-Nb basalt association in the SW of Sabzevar Zone, NE of Iran: Evidence for slab melt-mantle interaction”, Journal of African Earth Sciences, 116 (2016) 170-181.

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[18] Nadoll P., Mauk J.L., Hayes T.S., Koeni A.E., Box S.E., “Geochemistry of magnetite from hydrothermal ore deposits and host rocks of the Mesoproterozoic Belt Supergroup, United States” Economic Geology, 107 (2012), 1275-1292. [19] Dare S.A.S., Barnes S.-J., Beaudoin G. “Variation in trace element content ofmagnetite crystallized from a fractionating sulfide liquid, Sudbury, Canada: implications for provenance discrimination”, Geochimemica et Cosmochimica Acta, 88 (2012) 27-50.

[20] Dupuis C., Beaudoin G., “Discriminant diagrams for iron oxide trace element fingerprinting of mineral deposit types”, Mineral. Deposita 46 (2011) 319-335. [21] Nakamura N., "Determination of REE, Ba, Fe, Mg, Na and K in carbonaceous and ordinary chondrites", Geochimica et Cosmochimica Acta (1974) 38 757-775.

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