ab ancambridge...0 0.5 1 1.5 2 j= 2na 0 0.5 1 1.5 2 q= c a + m g + f e 2 + na nafe 3+ si naalsi 2 o...
TRANSCRIPT
Or
Ab An
:: : : :
0.0
0.5
0.91.0
0.0
0.5
1.0
Mg/
(Mg+
Fe
)2+
4.55.56.58.0
Wollastonite
Pigeonite
Augite
DiopsideSaliteFerrosalite
Hedenbergite
FerrohyperstheneHyperstheneBronzite
Enstatite Ferrosilite 0.0 0.2 0.4 0.6 0.8 1.0
Fet/(Fet+Mg)
0
1
2
3
AlIV
Eastonite Siderophyllite
AnnitePhlogopite
Edenite
Ferro-Edenite Sadanagaite
Magnesio-sadanagaite
Magnesio-hastingsite
Hastingsite
Si in formula
Tremolite
Magnesio-hornblendeActinolite
Ferrohornblende
Si in formula
Anorthoclase
Sani
dine
Gabbro-dioriteCpx rich enclave in granodioriteAmph. rich enclave granodioriteGranodioriteBiotite granite
4.55.56.58.0
Mg/
(Mg+
Fe
)2+
:
:: :
0 0.5 1 1.5 2J = 2Na
0
0.5
1
1.5
2
Q = C
a + M
g+ F
e2 +
Na
NaFe3+Si2O6(Ae)NaAlSi2O6 (Jd)
Wollastonite
Pigeonite
Augite
Diopside Salite
Ferrosalite
FerrohyperstheneHyperstheneBronziteEnstatite Ferrosilite
Q(Wo,En,Fs)
Quad
Omphacite Aegirine-augite
80
Jadeite Aegirine
20
Quad
Ca-Na
Otros
Nepheline bearing melasyeniteMelasyenite
Enclave syenite
Syenite
Hedenbergite
Fet/(Fet+Mg)
AlI
V
Tremolite
Magnesio-hornblendeActinolite
Ferrohornblende
Si in formula5.56.57.58
10.9
0.5
0
Mg/
(Mg+
Fe
)2+
Mg/
(Mg+
Fe
)2+
1
0.5
05.56.58 4.5
Magnesio-hastingsite
Hastingsite
Eastonite Siderophyllite
AnnitePhlogopite
0
1
2
3
0 0.2 0.4 0.6 0.8 1
Anorthoclase
Sani
dine
AnAb
Or
:
:
: :
Nepheline bearing melasyeniteMelasyeniteEnclave syeniteSyenite
Si in formula
0
5
10
15
20
25
30
35
40
45
50
Ni
0
10
20
30
40
50
60
70
80
Co
0
50
100
150
Cr
0
500
1000
1500
2000
2500
Sr
0
200
400
600
800
1000
1200
1400
1600
1800
Ba
0
50
100
150
200
250
Rb
0
10
20
30
40
50
60
40 45 50 55 60 65 70 75 80
Nb
SiO2
0
10
20
30
40
50
60
40 45 50 55 60 65 70 75 80
Yb
SiO2
Silica vs. trace element diagrams for SDIC rocks.
Monzonite enclaves
1
10
100
1000
1
10
100
1000
1
10
100
1000
High Mg granodiorite enclaves
0.1
1
10
100
1000Granodiorites
Low Mg granodiorite enclves
Cs Rb Ba Th U Nb Ta K La Ce Pr Sr P Nd Zr Sm Eu Ti Dy Y Yb LuCs Rb Ba Th U Nb Ta K La Ce Pr Sr P Nd Zr Sm Eu Ti Dy Y Yb Lu
Biotite granitesGabbro - diorites
Cs Rb Ba Th U Nb Ta K La Ce Pr Sr P Nd Zr Sm Eu Ti Dy Y Yb LuCs Rb Ba Th U Nb Ta K La Ce Pr Sr P Nd Zr Sm Eu Ti Dy Y Yb Lu
Monzonites
0.1
1
10
100
1000
Cs Rb Ba Th U Nb Ta K La Ce Pr Sr P Nd Zr Sm Eu Ti Dy Y Yb Lu1
10
100
1000
Cs Rb Ba Th U Nb Ta K La Ce Pr Sr P Nd Zr Sm Eu Ti Dy Y Yb Lu
Cs Rb Ba Th U Nb Ta K La Ce Pr Sr P Nd Zr Sm Eu Ti Dy Y Yb Lu1
10
100
1000
Cs Rb Ba Th U Nb Ta K La Ce Pr Sr P Nd Zr Sm Eu Ti Dy Y Yb Lu
Monzodiorites
1
10
100
1000
x P
rimor
dial
man
tle
Mantle normalized spider diagrams for di�erent rock types in the SDIC. Grey area shows Khankandi pluton monzonites (after Aghazadeh et al., 2010).
References
Kretz, R., 1983. Symbols for rock-forming minerals. American Mineralogist 68, 277-279.
Leake, B.E., Woolley, A.R., Arps, C.E.S., Birch, W.D., Gilbert, M.C., Grice, J.D., Hawthorne, F.C., Kato, A., Kisch, H.J., Krivovichev, V.G., Linthout, K., Laird, J., Mandarino, J.A., Maresch, W.V., Nickel, E.H., Rock, N.M.S., Schumacher, J.C., Smith, D.C., Stephenson, N.C.N., Ungaretti, L., Whittaker, E.J.W., Youzhi, G., 1997. Nomenclature of amphiboles; report of the subcommittee on amphiboles of the International Mineralogical Association, Commission on New Minerals and Mineral Names. Canadian Mineralogist 35, 219–246.
Morimoto, N., 1988. Nomenclature of pyroxenes. Mineralogy and Petrology 66, 237–252.