Efrén Pérez Segura - Centro de Geociencias ::.. UNAM

Garnet
034092-2 034092-3 034093-1 sample 034093-5 034093-6
38.57 32.79 36.76 SiO2 38.17 37.88
0.49 0.32 0.29 TiO2 0.44 0.53
0.00 0.00 0.00 ZrO2 0.00 0.00
14.32 25.27 15.93 Al2O3 14.21 13.91
0.00 0.00 0.02 Cr2O3 0.00 0.02
10.34 6.94 10.91 Fe2O3 calc. 11.83 11.97
0.00 0.00 0.00 Y203 0.00 0.00
0.00 0.00 0.00 V2O3 0.00 0.00
0.32 1.40 0.00 FeO calc. 0.00 0.00
0.35 0.12 0.17 MnO 0.36 0.22
0.21 0.70 0.27 MgO 0.21 0.32
35.41 28.60 35.60 CaO 35.30 35.43
100.02 96.15 99.96 Total 100.52 100.27
3.016 2.599 2.883 Si 2.980 2.971
0.000 0.401 0.117 Al iv 0.020 0.029
3.016 3.000 3.000 somme 3.000 3.000
1.320 1.960 1.356 Al vi 1.288 1.257
0.019 0.013 0.011 Ti 0.017 0.020
0.000 0.000 0.001 Cr 0.000 0.001
0.609 0.414 0.644 Fe3+ 0.695 0.706
1.948 2.387 2.012 somme 2.000 1.984
0.021 0.093 0.000 Fe2+ 0.000 0.000
0.023 0.008 0.011 Mn 0.024 0.014
0.025 0.083 0.032 Mg 0.025 0.037
2.967 2.429 2.992 Ca 2.953 2.977
3.036 2.613 3.035 somme 3.002 3.028
8.000 8.000 8.047 Total 8.001 8.012
0.8 3.2 1.0 Pyrope 0.8 1.2
0.7 3.5 0.0 Almandin 0.0 0.0
0.8 0.3 0.4 Spessartine 0.8 0.5
31.2 17.3 32.0 Andradite 34.8 35.6
0.0 0.0 0.1 Uvarovite 0.0 0.1
66.5 75.6 66.5 Grossulaire 63.6 62.7
100.0 100.0 100.0 100.0 100.0