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1 qst 4 qr oydp!* n < =! + c 7 ;& + " : $ "! %$! # ) ( "*& " * /) * +-. () * $ %& #"! 5 14 /) * 3" () * 0 ( / / : / / : ) 6E ("-"$ (6@ $ 7 6C-D 6 B & A <?@ %&* < =$ & : ;& - 9$* : * ! "J= $9 " H 7 I 6 "-H =. $* =" =" - -C-D 6 NK & )%* 7 6 M - 9$* L # =;.%= 6 " * $ 6 6 ; K 6 #" V"= U* H = T*. * & S* =$* 6R%$ # * * Q 7 6P%* 6 #";6 O $* $* $ 7 6 V"= U =H O $*. $* - 9$* (Overstepping) : 34 I!* S K 7 M < W!* I B;Y4 ( <!) - 9$* <! # 4W J BX*I V 4 *5 *+ ;"$ 4. $* &! * -" 0 ) * = $ M Z[[ I $*. %&* \- 9$* \ )%* d 4 7! $! < $ %& R%$ d 4 *! $* * Q 7 6P%* #""34 & 7! $! 6R%$ & 1e E.92* % E.92* # * E X * f* #"! 7 6 " 3 P $!*6 7! $! < 7 6#"! $ *g #"!* =K $ "-H =.[Z h] * ";6* ".%= 6 ik & )%* I - 9$* 4 P $ <! (Reaction texture) )%* *4 R%$ V.[k] $ 6 N ) j ) E* ""l4 e* " 7.; ""l4 & \ $ C-D 6 \ 4 6: / m.modjarrad@urmia.ac.ir : (" =( *. < =$ & 7 = -" 5 H - 9$* ]% ( B(&) - 9$* 7 =$ : ;& %&* # *. $* & ^X* [0] 7K [ ] < M "$ S%%$ $6 6E ("-"$ (6@ $ 7 6C-D 6 B & 6 #$. $* & = _=$* V -"$ :2.[`] $* & #""34 #" %$ I _=$* # *!* D=$* 7 6P%* 7 / R%$ 7 6 $!*. & S* =$* a($ ("! 6 = T* 7 6R%$ H($ (" 7 / R%$ 7 "$ #* P c # =;.[b] * K W ";6*!* < H ([bb) 0Zh` Z0 : ; ([bb) 0Zh0Zb0 :#D-4 :m %

2 <* * $ %& $ %& - - Y. $ ]% / ~ 2!*. $- 9$* 7 6 "-H = * Q 7 $ 7* THERMOCALC v.3.33 [30] *5 * +!* D=$* (" % 4 T * 7 6 P%*. $* & /4 3 2 %&* < =$ & 7 = -" 5 H - 9$* 7 =$!* 6<;%K ]% # *.& %&* " * " <*4 -;M <@!*. & $ #?@ 7 6R%$ &* " * 7?D.; = _=$* 4! $ $ 7 6R%$ BK* _=$* # *?D -.;.[`] $* & <@ 4 1$ (#" H) $ & _=$* y!* " * 7?D 7 "-X 4<*M Vc 7 6_=$* =" * = 5 E $ BK*.; # *. & " 4 " * "%"$ * -/% 7 6 W T$4 *?D V"$* U 4 #" H $ 7 ]% 7?D 7 4. * & "&H #$" - 5 P # *.6 B(& *.; # * = P = P.%6 5" *.; # * I # * & =K %& - -)";X 7 6+ =$ ) < ;6 $ 7 ]% 7?D P. $* = * X (- 9$* 7 =$ A.[`] $* J ; " %! +1 6 X = qr $ %&#"! ) & 0* -B" =H )= * u * 4 5 B" * K * R%$ ""l4 v. ""l4 ";"& 7 6 "=(-x;"$ % ) & # * w P%* &* # * %.[ y] ( 6 6 = 7 6 L *! & + * = 7 "$ O $* + * 7 6P%* { e* z $ $* < 7 6R%$ - : =% (... ) ) (" % 4 T * & 5" & < 7 6R%$ B (4 *!R%$ 7 6:.[ 0] &!* CH B (4 S * T * & "X #""34 ^ 4 E& $ %& O $* : #""34. $* # *.[ `] & + * }DY 7 6 6P%* - 9$* : 34 I!* S K 7 M = T* 5" 6 ) 7 6R%$ O $* W 7 M 4 / /c #"%d;6. * & $ 7 6R%$ O $* - 9$* [ b] $* & #& & 6 ) 1 ^ % $ * Yp 7 6P ;"H!* CH P6 LH # * -R%$!* $ 7 ]%!* 7 * ; 7* = *X $ " 4 _! ^] `[ I < = T* "X $ )6 LH # * O $*.%= 6P%* $ &* a($ ("!* D=$* 6

3 qrn Grt "-H NK & )%* 7 6 s Grt + Chl + Bt + Ms + Hc r Ms + Qtz Crd + Sil + Hc + Bt Crd + And + Sil +Bt + Hc Grt + Crd + Sil + Bt + Hc + Chl + [ + Chl + Ms I 7 67 " (& # * ;4 And 7 6 BK* " * 6 ;!* K.%= 6 7?D 4 7 I9 B X 3$ M4. & % P%* H 5" ( 4 * B.) ) ;"H E p 7 * ; < ( * Š]$ <@ <! *g.) 6* ]% 7% ]% 7*.%= " 7! $ "H B X ) 7 & ( # *!* 1%M )%* 7 6 {X 1$ ) T* & ""l4 : " *X $ j & * 4 U & 6 #" P%* 6!* e = 1%M # *.6 * X "e 4 Y4 * 6 6 = )%* 7 6 = * $ 6 *g ""l4 #= <.[k] 6 * X * 1%M * V <*4 P%* _ Y <*%. ) 6! #" * u * 4 6 ~ i & :iy.[0[ Z] "134 & 1$ * 6 7 ""l4 ";"& B" =H 7 6< * e* u * 4 R%$ Œ-= 7 6BY 6<@ u * 4 Q %% u * 4 P%* V {X %.[00 0 y Z] & : =% P%* 34 7!* P" = R%$ 7 Overstepping ) P *5 * # * <*5" P *5 * 2 4. $* vy *;6 (rate 7 * H 7 * H ;" 6 Q.$ P *5 * I!* S K 7 M P *"H 1$ P"H 2 - "I "6 M4 *.[0`] & W : 34!* <*4 " E p ) P *5 * 7* < " # $ P "H BI* : 34 :ii 7 6R%$ $ ; X # - 9$* * Q 7 & 6 ) < 34 $ ~6. & =K* H #* "$ B R%$ " 4 & 3 7 6R%$ 7/ <@ Bp I $* = E p =$* ; 7 6!*. $* 7 * : I # *.& $ 6 $* & - 9$* n n<=! t ;& -M 5 54 *!* =)" = P * X # *!* 7 6 $ %&. $* &. x$- "$ =H 54 * " H " *!9 U9H : $* P ";"&JU =K %& 7 6 L O $* -. * 7* =& /=$ K Wz ;=I* I {!* = B" 7 D$=" 7 =& & 6 ) LILE 7W 7. X w "-X V" 7 4 V & %A.; = P ;=I* /=$ K <*%. =$H #$ O $*.[`] $* & %)"H " * 7?D.[`] $* & * : $ <"-" y` [[ -"& 7 6 W < " (6@ 7 6R%$ 7* * 4! $ e* - 9$* 4 ("-"$ (6@ 7 6C-D 6.[ h] $* # = 5. * & =" -" ]% =K $ #"! 7 6 I - 9$* 7 ]% 4 7 6R%$ I # * & =" - =" 7 6 (6@ C-D 6 =1 *. $* (6@ =)"! $ # * $* B" # * -m 7 6R%$ 7 6<@ 1 -K M4 7 6C-D 6. $* ) 6R%$ # *.%= <*%c < 7 6R%$!* (c " I - 9$* 7 6 $ -<@ =& # * %6 * ]% 4. $6 7 0* 56 7 =$ 7 ; - 9$* 4 6 $ 7 6C-D 6 %4 6R%$ # *. *R "4 * = " "4" 7 * =$ 7 ; 6 ) B X 6R%$ # * =K$ 7* X R #6@ 7 6" *. $* p /= (& 7* * 6R%$ # *. & 6 ) V"=$9 " H =)" 6R%$ # *. *~ p $!* K 7 6 ;!* K 7* * "J= $9 " H. 6 ) <*4 * 6 Vc * ;6! & 6 ) 7 6 # 4 $6 6 ) A 7 65 U* H. $ 6R%$ # * 6 (" 9. J9..! * B & - 9$* 7 6 "-H = & : * & = [ ] Kretz!* 6 7 i=k* Cld ` And + Qtz Cld + Chl + Ms + Bt + Qtz And + Cld + Sil + Ms + Chl t Grt + Chl + Qtz ± Crd + Grt + Bt + q Crd + Cld + Sil + Chl ± Ms

4 <* * $ %& $ %& - - Y $* Dp 7% = 6 : ;=I* <@! * M : 34 7 =$@ [0 ] <x 4 * 7 6 $ %.[0Z 0 ] %c $* #(; 7% = 6 * 7* : 34 I!* S K 7 6 = "$ 4 7 6T"Y.& M - 6* : 34 I!* S K 7 M $ 7* 1$ % 7 * "I I* % ;6 6T"Y # * 6R%$ = = "$ <& 4 "d"h v. * Y * 7 6P%4 "J= -! Bf 6. & ; 6 + P%* V ~ i * " =$* $9 " H E p =)" %= 6 7! : 34 I!* S K Q :2 *g &.[0y 0k] %1-2 * (Significant overstepping rate)!* & S* = $* 7 6 <! Š" 4 ; X # * <@ X B%"x$* 7* * =$ 7 / R%$ 7 "$ 7 6 $9 " H P *"H : Ž ;=I* 7 6 P%* 5". $* & =K* H 6 "-H = (0 = ) : ; *. $* ) 6 ) B%"x$* 7 6R%$ # *!* %4 1. 6R%$!*.; # * M 7 6 ]% "J= -! "4" - "J= - : "4"! $* ; $. * & 4 qrt 7 6 BK* < " E p g 7 6 "-H = $ 6. &! U* H # * % $* ) 54 * O ;4 54 * 7* * B%"x$* 7* * =$ - 9$* 4!* K.( B(&) * & " 4 (excess) *! <*%. I!* S K!* I & 6 ) = T* 65 U* H % #"J H $W : B % 7 4W 7 6 "J= - -. # %c.%6 <) w 14 *! 7W!* $* &? (Overstepping) : 34!* S K 7* V 7 6 =$!* 7% = 6 +. <*4 6<@ -;M {X!* & *4 5" <@ &* K P%*!* P" 6<@ 7 6 =$ 6P%* 6 /)%* 6 =$ $ %& - =K $ PI E D4 =$! V T 7 * =I =1 *.[0h] & E D4! <@ $ %& - =K $ * & P%* V :iy + * = $ 7% = 6 & =&* 6 /)%* 7! 7% = 6 7 -I 7 & I!* S K #""34 12.[0h] $* ";6* 5J I : 34!* " = 3 4 # * Q 7% = 6 V"$9 7 m4 I!* S K!* 7* =$@ 7 2 $* <@ *!@ 7U * * 7 6!.KMASH = "$ O $* - 9$* 6 $ 7 6C-D 6 7 6P%* 7! 0* 7 M P *5 * "4 4 6<! $*.B%"x$* 7 I 7 65 U* H B%"x$* X 7 65 U* H Œ *. * 6 * ;. $* 7 M # =)" 7* * <! 7 2

5 qr "-H NK & )%* (r-6) 7* K T$4 ;"$ 4 *!R%$ 7 (1& P%*. 6 Q * = $ 7 M h[[ I 7 [` ]!* B = ) Y 7!* P%* # * 34 %Y%. " E p (" % 4 "l= # * 6C B!! B A! /4 7 6 #" 7 (&@ V"= U* H T* ]% # * B(&) * M! "J= - #" 5" "J= - -R%$ ik & )%* 7 6.(a b b Œ * b -P%* =$ %!* & 6 ) ]% # * U* H =$.%= 6 %% V; " * Q 7 6 : & 6R%$ # * And+Cld+Sil+Ms+Chl : ;=I*!* I = T*.Crd+Cld+Sil+Chl±Ms 0 : $*! 7 6P%* 2Cld+3Qtz=Crd+2H2O 5Crd+H2O=Sil+2Chl+11Qtz (r-7) (r-) 6 ) BK* < " E p "J= - #" 7! V"= U* H w 14 *.( Œ * b B(&) & 2 #";6 (a b B(&)! ( =" 1" ).( Œ * b B(&) * M #" M 5"! 7 6P%* {X : ;=I* = T* M4 : $* =&* Grt + 2Cld + 2H2O = 2And + Chl And = Sil * M (r-9) (r-10) <! #* & I9 ( %c. $* & ~ i B 2 zw ;=I* B!! B 6 9$ 2 Crd + Grt + Bt B & & 6 ) 5 U* H 6R%$ # * ~ i!* I = T*. $* + Ms + Qtz! 7 6P%* zw ;=I* # * %. $* :(Œ * h E b B(&) * & 1$ * 5 U* H # * 3Chl+Ms+3Qtz=4Grt+Bt+12H2O 2Ms+3Qtz+4Grt=3Crd+2Bt n n<=! t /4 :!* 4 1. ]% # * 6R%$ 7 "J= - 6 ;!* B ~ i B" zw ;=I* & ; 6 ) (E `B(&) = T* 6R%$ 7 M4 # * B #" * 7* *! P%* <*4 : %)"H Cld+Chl+2Qtz=2Grt+5H2O (r-11) (r-12) B! ;& B A! -M /4!* -I # * & 6 ) 7 6R%$ 7. $* Cld+Chl+Ms+Bt+Qtz 7 6 B & 7 6!* NK & #" * <*%. "J= !* 7* %"! H $ = T* O $*. * = * X 54 * ( "4" [`[] V 4 *5 * +!* D=$*! P%* < ( * : $* =&* M & %)"H Chl + 4KaO = 5Cld + 6Qtz + 7H2O (r-1) Q * = $ 7 M `h[ I 7 6 P%* # * [` ] 7* K T$4 5"! P%* < ( *.6 : $* =&* M & %)"H hl + 4Prl = 5Cld + 2Qtz + 3H2O (r-2) I 7 P%* # * w *!R%$ 7 M M4 P%* # *.6 Q * = $ 7 M 00[ X "J= - B(& -"]= ji!* 7* %"! (Œ * ` B(&) (Decussate texture) 7 %)"H "4" ( - ( 1 4) " * 7 6 B(& -"]= ;!* K. $* & 7 6 -!* 7* %"! "J= - & B(&) * 6 ) B X %= 6 :iy - & & 1$ * "4" ( " 4! P%*.( ` : $* Kfs+3Chl=3Ms+5Bt+9Qtz+4H2O [n ] 7* K 7 %)"H *!R%$ (1& (r-3) P%* # * 6 Q * = $ 7 M t I * V 4 *5 *+ & "$ 4 *!R%$ (1&. $* * Q M n z* I 7-9$*!2 6 /4. $* And+Qtz B & 6R%$ # * -!* * %"!! B(& K 7 6 $9 " H (% * M4.(a `B(&) & 6 ) 5 7 6! A@ zw;3 "%" J "-" "H 7 6! 7 6P%*!* V 6 <*4 * M ="-H 7 6R%$ : %)"H! 7* * Kao = Qtz + And + 2H2O Prl = And + 3Qtz + H2O - ; (r-4) (r-5) 6R%$ # * "%" J "-" "H 7 6. B ~ i B" &

6 $ %& - - Y qrq <* * $ %&. $* & 54 * "4" ( !* R%$ %"! $ C-D 6 ; V "J= Œ * D 0*! 7 6 a. $ C-D 6 ; V - "J= $* 6 ) B X "J= $ C-D 6 ; V 7 6 $9 " H E. $ C-D 6 ; V 54 * "4" ( - 7 6!* 7* %"!.%= 6 "4 7 6

7 "-H NK & )%* 7 6 n n<=! t ;& -M qrr - V"= U* H T*.PPL I. $* 6 ) B X "J= = T*. $ C-D 6 Œ * E 0* 7 6! 7 6 V "= U* H T *. $ C-D 6 a PPL I. $ C-D 6 ; V "J= - M "4 7 6 $. - "J= V"= U* H T* E.PPL I.%= 6 R%$ ( "4".XPL I. $ C-D 6 ; V * = * <@ M 54 * 7 6 <*%. 54 * X 6 7 2! (: ).; # *. * & *M R%$ 7 %"! "6 # *. & $* ) 54 *!* %4 1. B%"x$*!* ( 7 -"$ 7 I 7 6<!. $* *! BK* ) 0 = < " E p B%"x$* ; 6R%$ # * O ;4 :6.! 6 ;!* V

8 <* * $ %& $ %& - - Y ( - #= #"%d;6.(a h 5 U* H & I9 ( %c.( h B(&) & # * zw ;=I* $* ) 6 ) "J= - 2!* K. $* & ~ i B 2 <! # * #= < " E p 5" $ 6 6 ; *K : ;=I* *g (E h B(&) & : $* =&* M! 7 6P%* 2Chl+Ms=2Grt+Bt+Hc+H2O 12Cld+5Bt+9Qtz=4Grt+3Chl+5Ms (r-13) (r-14)! I. * 6 ) B X BK* "4" - "4".! B B 6 9$ 2 B & 6R%$ # * & 6 ) 7 6R%$ 7 #= "4". $* Grt + Chl + Bt + Ms + Hc w 14 * - 2 #";6 & h B(&) 6 <) 7 (&@ V"= U* H. $ C-D 6.PPL I. $ C-D 6 ; V ( "4" ("= U* H T*. $ C-D 6 a.ppl I. * 6 ) B X (..PPL qrs < " E p ("= U* H T* Œ * 0* ("= U* H T* $ $ C-D 6 E PPL I. "4"

qr... 7 6 7 6 "-H = : * X # *!* <! # * 4Grt+3Hc+5Ms=12And+5Bt Grt+Ms=2And+Bt+Qtz And=Sil @ NK & )%* 7 6 B" K 6C (r-15) (r-16) (r-10) B X! * @ %& $ 6 7 6 -!

9 qr "-H = : * X # *!* <! # * 4Grt+3Hc+5Ms=12And+5Bt Grt+Ms=2And+Bt+Qtz NK & )%* 7 6 B" K 6C (r-15) (r-16) (r-10) B X! %& $ ! 7 6P%* zw ;=I* (a B(&) * 6 ) : * B"K B%"x$* n n<=! t B!2 6 B!! ;& B 6 9 -M /4 B & & 6 ) 7 6R%$ 7 ("= U* H T*.& Grt+Crd+And+Sil+Bt+Hc M! 7 6 #" %& 7 6 6R%$ # *.( Œ * B(&) * * = <! 7 6P%* *g ( B(&) $* "K* ~ i / ).%= 6 R%$ M "4 7 6 $! BK*! 7 6 /=.! 7 6 I. * 6 ) B X! #= "4" $ $ C-D.PPL I. $ C-D 6 ; V $6 - "4" " #" ("= U* H T* ("= U* H w 14 *. 6 a PPL I. ;"-"$. $ $* $ C-D 6 Œ * H 0* C-D 6 XPL I "K* ~ i!* I ("= U* H T* E.PPL

<* * $ %& $ %& - - Y qs ("= U* H w 14 * & E B(& 2< ;6 Wz ;=I* * M 5" #"

! 7 6P%* 4And+Bt=3Hc+Ms+4Qtz (r-17) 25Ms + Grt + 5Chl = 24Hc + 14And +

B!! Grt + Crd + Sil + Bt B & 6R%$ # * (r-21) (r-22) B 6 9 /4 6 * 6 ;!

* @ ( Z B(&) & ("= U* H w 14 * & 6 : $* =&* M! 7 6P%* : ;=I* *g %= 6!

* @ : $* =&* M 2Grt+4And+5Qtz=3Crd (r-19) B 6C B!

10 <* * $ %& $ %& - - Y qs ("= U* H w 14 * & E B(& 2< ;6 Wz ;=I* * M 5" #" 7 (&@ : $* & v.! 7 6P%* 4And+Bt=3Hc+Ms+4Qtz (r-17) 25Ms + Grt + 5Chl = 24Hc + 14And + 25Bt + (r-1) 20H2O 2Chl+11Qtz+Sil=5Crd+H2O 4Crd+7Hc+5Ms=20Sil+5Bt 5" 6C B!! Grt + Crd + Sil + Bt B & 6R%$ # * (r-21) (r-22) B 6 9 /4 6 * 6 ;!* K. $* + Hc + Chl + And ~* 2* )%* "& I E p -R%$ # * 5"! ( Z B(&) & ("= U* H w 14 * & 6 : $* =&* M! 7 6P%* : ;=I* *g %= 6!* 7 6 #" (&@ ("= U* H T* O $*! P%* : ;=I* ( B(&)! : $* =&* M 2Grt+4And+5Qtz=3Crd (r-19) B 6C B!! $2 B & 6R%$ # * & 6 ) 5 U* H 7 6 ji $* Crd+Sil+Hc+Bt+Chl+Ms BK* < " E p "4" $6 :(E B(&) 6 < ) *! P%* {X : ;=I* 5Chl+5Ms=3Crd+4Hc+5Bt+20H2O (r-20). $ C-D 6.XPL I. * 6 ) B X "& I (!* 6 *. $ C-D 6 Œ * I 0* 7 6 #" %& ("= U* H T* B X!* 7 - & #=!* 6 - a.xpl I. C-D 6.XPL I. $6 7 6 (&@ ("= U* H T* E.XPL I. $ C-D 6. $* 6 ). $

... 7 6 7 6 "-H = qs BK* 7 )% 7 6 - (r-10) 7 6P%* ^2 4 BY & N ) - 9$* 4 B;Y4 6 * 6 #* -" 0 I ) @ NK & )%* 7 6! * @ S * (r-25) * = $ 7 M Z[[ I $*.(Œ * y B(&) $* & "K* <@.6 <)! * @! * @ ^ * ("= U* H w 14 * P *5 * ( 7 * H <*" 7 6R%$ Q 5" & DI -m # *.

11 "-H = qs BK* 7 )% (r-10) 7 6P%* ^2 4 BY & N ) - 9$* 4 B;Y4 6 * 6 #* -" 0 I NK & )%* 7 6! S * (r-25) * = $ 7 M Z[[ I $*.(Œ * y B(&) $* & "K* <@.6 <)! ^ * ("= U* H w 14 * P *5 * ( 7 * H <*" 7 6R%$ Q 5" & DI -m # *. $* = "J= - <! "J= - %= 6 6R%$ "= ) 7% = 6 "=! I!* S K $W : 34 <! #*! $* * - 6 ;!* K! 7 6P%* < ( * # * % (a Z B(&) * : $* =&* Sil+2Bt+7Qtz=3Crd+2Ms 2Grt+4Sil+5Qtz=3Crd < " E p *g (E Z B(&) & (r-24) (r-25) $6 6 ;!* K M 5" ("= U* H w 14 * " ;"-" $ 6 < ) %) "H 6 -! 7 6P%* < ( * 20Sil+5Bt=4Crd+5Ms+7Hc Grt+2Sil=Crd+Hc (r-26) (r-27) 6 ;!* K 7 (&@ # * 7*! P%* *g (k B(&) : & Grt + Ms + 7Hc + 11Qtz + 4H2O = Crd + 6Sil + Chl + Bt (r-2) -. 4 "J= - - 9$* 7 6 * Q 7 6P%* %Y%.(y B(&) $* & "$ 4 V 4 *5 * * O $* <!. -M! I!* S K Q 5" <@. $* & DI 4W 7 6 *X & 6 ) ;& (r-23) (r-10) : $* =&* -. E p # 7% = 6 % * " 4 <!#* $* (Overstepping) W : 34 M - BK* <! -. * * X 7 * H <*".[`` `0] * n n<=! t Grt+Ms=2Sil+Bt+Qtz And=Sil M # =; 7 2 % #" V"= U* H T*.PPL (% * M4 & I. $ C-D 6 J 0* *!R%$ # * O $*

12 <* * $ %& #*. $ %& - - Y qs $ 6 X 7 65 U* H $ 6 7* * 7 6R%$ Œ * * Q 7 6P%* %Y% K 0* *!R%$.(THERMOCALC v.3.33 [30]). * & "$ 4 V 4 *5 * * O $* 6 Petroleum Geologists Bulletin 52 (7) (196) E* )= * "<* * $ %&#"! 7* c 1 " [0].( `hh) ) $ %& #"! <! $ [3] Ghalamghash J. Bouchez J.L. VosoughiAbedini M. Nedelec A. "The Urumieh Plutonic Complex (NW Iran): Record of geodynamic evolution of Sanandaj-Sirjan zone during Cretaceous times- part II: Magnetic fabrics and plate tectonic reconstruction" Journal of Asian Earth Sciences vol. 36 (2009) pp [4] Moazzen M. Modjarrad M. "Contact metamorphism and crystal size distribution studies in the Shivar aureole" NW Iran. Geological journal vol. 40 pp [5] Vernon R. H. "Restite xenoliths and microgranitoid enclaves in granites" Journal and Proceedings of the Royal Society of New South wales vol. 116 (193) pp [6] Vernon R. H. "Evaluation of the quartz-eye hypothesis" Economic Geology vol. 1 (196a) pp [7] Vernon R. H. "K-feldspar megacrysts in granites; phenocrysts not porphyroblasts" EartheScience Reviews vol. 23 (196b) pp [] White R.W. Powell R. "On the interpretation of retrograde reaction textures in granulite facies rocks" J. metamorphic geology vol. 29 (2011) pp [9] Dunkley D. J. Clarke G. L. Harley S. L. "Diffusion metasomatism in silica-undersaturated ( "4" 7 6-9$* "J= - 6R%$ - %)"H NK & )%* 7 6. * & 1 4 B"K 7 6P%*. * & (& :iy P%*!*! %Y% (r-10 P%* ) 0 I ) = : = * : ;=I* 7 6R%$ *!* K BY O $*. $*! 7 6P%*!* = $ 7 M Z[[ I S* * -" #"%c 7W 7 4!* * $6 " 4 M4. & ; - "J= - (& :iy!* (r-25 P%* ) - "J= - D=$*! m = P%*!*. $* &.& 7!*. * $ 7 6 &! 7?D 7 4 = $ 7 M Z[[ I 7.$ ]% * LM [1] Stocklin J. "Structural history and tectonics of Iran; a review" American Association of

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Metamorphic Petrology GLY 262 Metamorphic fluids

Metamorphic Petrology GLY 262 Metamorphic fluids The metamorphic fluid is arguably the most geologically important phase Spear (1993) The great volumetric abundance of hydrate-rich and carbonate-rich minerals