Abstract. The Upper Kimmeridgian outcrops exposed around the village of Jabaloyas (NE Spain) have been analyzed to document the faY cies heterogeneity ...
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San Miguel et al. / Journal of Iberian Geology 39 (2) 2013: 233-252
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1. Introduction 9%0;=&%6+#0+4+0C=(04#R0=P#6?+#'(33,+#U%46#%0+#6?+#P=46# (PK=06%&6#?>30=@%0;==*0@+4#W=0,3W(3+#S1:#$6%6(46(@%,# B+C(+W.# IEJJV"#/P=&)# 6?+4+# ?>30=@%0;= Z+,34.# 4=P+# %0+# 0+%@?(&)# %# P%6*0+# 46%)+# W?+0+# (&6+0&%,# ?+6+0=)+&+< (6>#&++34#6=#;+#*&3+046==3#(=03+0#6=#=K6(P(8+#*,6(P%6+# 0+@=C+0># SU&?%&@+# f(,# B+@=C+0># .#%4#0+X*(0+3#R=0#UfB#=R#P%&>#P%< 6*0+#=(,#Z+,34#(/0%;#\#@%0;=&%6+4" M?+#/0%;#\#3+K=4(64#W+0+#%@@*P*,%6+3#(?+#4=*6?+0 0+%,P# =R# 6?+# M+6?>4"# M?(4# *&(6# P=46,># @=&4(464# =R# W+,,
# 460=P%6=K=0=(34# ( 6?+# R=0+4?=%,# +&C(0=&P+&6# S!0g46@?# et al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i=W#*&(64#(4#P+%&6#6=#;+#%@?(+C+3#(?(4#?+6+0=)+&+< =*4#0+4+0C=(0#S]+?P%et al".#IEEbV" M?+# 46*3># =R# 6?+# R%@(+4# 3(460(;*6(= ( 6?+# A%;%,=>%4# =*6@0=K4#?%4#;++K0(P%0(,>#;%4+3#=%#3+6%(,+3#4+3(P+&< 6=,=)(@%,# %&%,>4(4# (&@,*3(&)# %# 6?=0=*)?# @?%0%@6+0(8%6(= =R# R%@(+4.# 3+K=4(6(=&%,# %0@?(6+@6*0+# %&3# 4+3(P+&6%0># +&< C(0=&P+&64#=R#6?+#O(PP+0(3)(%@%0;=&%6+#0%PK"#M?+4+# 3%6%#?%C+#;++*4+3#6=#@=&460*@6#%#L\#)+=,=)(@%,#P=3+,.# W?(@?#?%4#%,,=W+3#R*06?+0#*&3+046%&3(&)#%&3#X*%&6(Z@%< 6(==R#6?+#Z+,3#(&R=0P%6(=&"#M?+4+#W+,,#3=@*P+&6+3#L\# P=3+,4#?%C+#@=&60(;*6+3#6=#;+66+0#*&3+046%&3#%&3#X*%&< 6(R>#R%@(+4#3(460(;*6(=(%#4*;4*0R%@+#/0%;#\#0+4+0C=(0# %&3# 6?+0+R=0+# 6=# 0+3*@+# 6?+# )+=,=)(@%,# *&@+06%(&6(+4# %4< 4=@(%6+3#W(6?#R%@(+4#?+6+0=)+&+(6(+4#(%#4(P(,%0#@%0;=&%6+# 0%PK#0+4+0C=(0"
San Miguel et al. / Journal of Iberian Geology 39 (2) 2013: 233-252
2. Geological setting UQ6+&4(C+#@%0;=&%6+#K,%6R=0P4#@=C+0+3#6?+#+%46+0K%06# =R# 6?+# `;+0(% :,%6+# 3*0(&)# ]%6+# A*0%44(@# 6(P+4"# M?+4+# @%0;=&%6+# 0%PK4# W+0+# =K+ 6=# 6?+# M+6?>4# 6=W%034# 6?+# $U#)0%3+3#+%46W%034#6=#6?+#4,()?6,># 3++K+0#K%06#=R#6?+#@%0;=&%6+#0%PK#W?+0+#,(P+#P*346=&+4# _()"# J"%4# ( TU# =R# $K%(&"#M?+#+Q6+&6#=R#6?+#O(PP+03()(% =*6@0=K4#%6#%#0+)(=&%,#4@%,+#(4#4?=W= 6?+#0()?6#4Y+6@?"#M?+#46*3>#%0+%#%0=*&3# A%;%,=>%4#(4#4X*%0+3.#(&3(@%6(&)#(,%@Y# @(0@,+4#6?+#,=@%6(==R#6?+#46*3(+3#460%6(< )0%K?(@# K0=Z,+4# S6?+# 46%04# %0+# 6?+# ,=)4# 46*3(+3#({+&%4#%&3#/*0+,,.#IEJEV" _()"#J"%4#ST=0+46+# 3+#U4K%j%V"#/#,%#3+0+@?%.#,%#+Q6+&4(k+# ,=4# %i=0%P(+&6=4# 3+,# O(PP+0(3)(+&4+"# ]%#8=&%#3+#+46*3(=#+&@*%30%3%#P*+460%# ,%#4(6*%@(k+#,=4#K+0Z,+4#+460%6()02Z@=4# 0+%,(8%3=4# S,%4# +460+,,%4# @=00+4K=&3+ %# ,=4# K+0Z,+4# +46*3(%3=4# + 123+&%4# %&3# /*0+,,.#IEJEV"
_()"# I".# =C+0%,,# R%@(+4# 3(460(;*6(= %&3# 460%6()0%K?># =R# 6?+# O(PP+0(3)(% =R# 6?+# `;+0(% 1%4(&"# M?+# 46*3(+3# ,=@%,(6># S4X*%0+3V# @=00+4K=&34# 6=# 6?+# (&&+0# 6=# P(33,+# 0%PK# 3=P%(&4# W(6?( 6?+# O(PP+0(3)(% 4+X*+&@+# I# SO(PI# 4+X.#M=00+@(,,%# _=0P%6(=&V"# 9=PK(,+3#R0=P#123+&%4#%&3#/*0+,,#SIEJEV" _()"#I"#+460%6()0%R7%#3+,#O(PP+0(3)(+&4+#3+#,%#@*+&@%#`;m0(@%"#]%#,=@%,(3%3#+46*3(%3%#SC+0# 0+@*%30=V.#@=00+4K=&3+#%#3=P(&(=4#3+#0%PK%#(&6+0&%#>#0%PK%#P+3(%#3+&60=#3+#,%#4+@*+&@(%#O(PP+0(3)(+&4+46+P#W+;K%)+#=R#6?+#/0%)=!=C+0&P+&6" /0=*&3# JaE# 4%PK,+4# W+0+# @=,,+@6+3# 6=# @=PK,+6+# 6?+# R%@(+4#3+4@0(K6(=*&3+0#;(&=@*,%0#%&3#K+60=)0%K?(@#P(< @0=4@=K+"#:+60=)0%K?(@#%&%,>4(4#%,,=W+3#3+6+0P(&(&)#6?+# 4+P(X*%&6(6%6(C+#K0=K=06(==R#4Y+,+6%,#%&3#&=(&6+0&%,#4+3(P+&6[#;V#0++R# R%@(+4D#@=0%,#;(=@,%464#6=6%,,>#0+@0>46%,,(8+3#%0+#4*00=*&3+3#;>#P(@0=;(%,#@0*46[#@V#R%@(+4#LD#K+,=(3%,#K%@Y46=&+#W+,,#4=06+3#%&3# K+,=(34#0+K0+4+&6#&+%0,>#JEEn#=R#6?+#@=PK=&+&64[#3V#R%@(+4#LD#%&)*,%0#6=#0=*&3+3#K+,=(34#6?%6#4?=W#4(P(,%0#=0()(=#(&60%@,%46#3+0(C+3#R0=P# P(@0=;(%,#@0*46[#+V#R%@(+4#ID#K==0,>#4=06+3#R%@(+4.#(&@,*3(&)#,%0)+#%P=*&6#=R#0++R#3+0(C+3#(&60%@,%464.#4*@?#%4#@,%464#R0=P#6?+#P(@0=;(%,#@0*46#%&3# ;(=@,%464#=R#@=,=&(%,#=0)%&(4P4.#%4#W+,,#%4#+@?(&=3+0P4.#;(C%,C+4#%&3#%,)%+[#RV#R%@(+4#ID#4K(Y+#=R#+@?(&=3+0P#4*00=*&3+3#P%(&,>#;>#(&60%@,%464.# %,)%+#%&3#K+,=(34" _()"#d"#%,)%4V[#,%#@=460%#P(@0=;(%,#@%0%@6+0(8%3%#K=0#,%4#8=&%4#=4@*0%4#>#,%4#@%C(3%3+4#X*+#R*+0=+,,+&%3%4#K=0# 4+3(P+&6=#(&6+0&=#+*&%#+6%K%#6+PK0%&%[#;V#R%@(+4#%00+@(R%,D#;(=@,%46=4#3+#@=0%,#6=6%,P+&6+#0+@0(46%,(8%3=4#0=3+%3=4#K=0#@=460%#P(@0=;(%&%[#@V# R%@(+4#LD#K%@Y46=&+#0+3=&3+%3=4#X*+#P*+460%*=0()+(P(,%0#%,#3+#,=4#(&60%@,%46=4.#6=3=4#+,,=4#3+0(C%3=4#3+#,%#@=460%#P(@0=;(%,#3+# ,=4#%00+@(R+4[#+V#R%@(+4#ID#@,%4(Z@%@(kP%,%.#(&@,*>+#)0%&3+4#K0=K=0@(=&+4#3+#(&60%@,%46=4#K0=C+&(+&6+4#3+#,%#P%4%#%00+@(R%,#S@,%46=4#3+#@=460%# P(@0=;(%,.#@=0%,+4.#%47#@=P=#R0%)P+&6=4#3+#+X*(&=3+0P=4.#;(C%,C=4#>#%,)%4V[#RV#R%@(+4#ID#+4K7@*,%#3+#+X*(&=3+0P=#0=3+%3%#P%>=0(6%0(%P+&6+# 3+#(&60%@,%46=4.#%,)%4#>#K+,=(3+4"
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San Miguel et al. / Journal of Iberian Geology 39 (2) 2013: 233-252
239
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I:=:!B4?)+-!;E!25,,0D+3!M+H0)34HA00H).)?!D4?F+-.0(+A packstone M?+#R%@(+4#(4#%00%&)+3#(%;*,%0#;+34#*K#6=#J"L#P#6?(@Y"# M?+#P%(@=PK=&+&64#%0+#=C=(3#%&3#(00+)*,%0#K+,=(34#S*K# 6=#cEn#=R#6?+#@=PK=&+&64V#*K#6=#E"F#PP#((%P+6+0#S_()"# c+.RV"#fC=(3#%&3#4K?+0(@%,#6>K+#L#%&3#F#==(34#*K#6=#J#PP# ((%P+6+0#R=0P#*K#6=#FEn#=R#6?+#@=PK=&+&64"#M?+#P%( ;(=@,%464# S*K# 6=# IEnV# %0+# R=0%P(&(R+0%# SP(,(=,(34.# Nautiloculina oolithica.# ,(6*=,(34.# (&@,*3(&)# Alveosepta jaccardiV#%&3#)%460=K=34"#1(C%,C+4.#=6?+0#;+&6?(@#R=0%P(&(R< +0%#S6+Q6*,%0(34V#%&3#Marinella lugeoni are occasionally R=*&3"#M>K+#``#=&@=(34#%0+#K0+4+&6#(,=W+0#K0=K=06(=&"# M?+#K0+4+&@+#=R#P*33>#6+Q6*0+4#%&3#K+,=(34#0+i+@6#,=W< +&+0)>#3+K=4(6(=&%,#+&C(0=&P+&64#K0=;%;,>#,=@%6+3#(?+# ;%@Y#4(3+#=R#6?+#%@6(C+#4?=%," ` @=&60%46# W(6?# 6?+# K0+C(=*4,># 3+4@0(;+3# R%@(+4# J# 6=# d.# R%@(+4# a# W%4# 3+K=4(6+3# %R6+0# 6?+# @=0%,.# _()"# cRV# ?()?< ,()?64# 6?+# 3+K=4(6(= =R# 6?(4# R%@(+4# ( 6?+# 4?%,,=W# (&&+0# 0%PK#4+66(&)#S_,s)+,.#IEEFV" 4.8. Facies 7: Oolitic-peloidal packstone-grainstone M?+# R%@(+4# (4# %00%&)+3# ( (00+)*,%0# ;+34# *K# 6=# E"a# P# 6?(@Y#W(6?#K,%&%0#@0=44K+#F#==(34.#*K#6=#J#PP#((%P+6+0# S_()"#c3V"#:+,=(34#S*K#6=#Fdn#=R#6?+#@=PK=&+&64V#%0+#(0< 0+)*,%0.#=C=(3#%&3#4K?+0(@%,#%&3#&=#,%0)+0#6?%E"F#PP# ( 3(%P+6+0"# 1(=@,%464# %0+# 3=P(&%6+3# ;># ;(C%,C+4# %&3#
San Miguel et al. / Journal of Iberian Geology 39 (2) 2013: 233-252
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6. Sedimentary evolution M?+# R=*0# +K(4=3+4# 9Jp9F# 3=@*P+&6# 6?+# 4+3(P+&6%0># +C=,*6(==R#6?+#$+X*+&@+#9#S4++#(Z)*0+#JI#4*@@+44(C+# R%@(+4# 3(460(;*6(= P%K4# R=0# +%@?# +K(4=3+V"# UK(4=3+# 9J# 0+K0+4+&64#6?+#M0%&4)0+44(C+#\+K=4(64#SM\V#=R#6?+#46*3< (+3#$+X*+&@+#9.#%4#(&3(@%6+3#;>#6?+#0+60=)0%3%6(==R#6?+# ,=W# 3(46%,# R%@(+4# J# *&6(,# 6?+# P%Q(P*P# i==3(&)# 4*0R%@+# SPR4.# )0++ 3%4?+3# ,(&+# ( _()"# HV"# M?(4# PR4# (4# %#;=00=W+3#%&3#R+00*)(&(8+3#4*0R%@+.#W?(@?#@=(&@(3+4#(
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San Miguel et al. / Journal of Iberian Geology 39 (2) 2013: 233-252
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A+&&(&)4.#A"r".#SIEEEVD#$K%6(%,#46%6(46(@4#=R#K+0P+%;(,(6>#3%6%#R0=P#@%0< ;=&%6+#=*6@0=K4#=R#r+46#M+Q%4#%&3#T+W#'+Q(@=D#`PK,(@%6(=&4#R=0#(P< K0=C+3#0+4+0C=(0#P=3+,(&)"#M?+#Report of Investigations"#N&(C+04(6># =R#M+Q%4#%6#/*46(&.#1*0+%*#=R#U@=&=P(@#!+=,=)>.#T="#Idb.#dE#K" ]+?P%&&.#9"#M".#`;0%?(P.#O".#1*