TEXTURAL AND MICROANALYSIS OF IGNEOUS ROCKS: TOOLS ...

42
Crystal
Zone
An
(mol%)
TABLE 2.1
Continued
SiO2 TiO2 Al2O3 FeO T MgO CaO Na2O K2O P2O5 Total Sr Y Ba La Ce Nd Eu
Interior 82 50.2 0.03 29.4 0.70 0.27 17.8 2.18 0.01 0.17 100.8 199.7 0.14 3.84 0.27 0.57 0.30 0.45
Interior 83 48.8 0.02 31.0 0.65 0.24 17.6 1.94 0.01 0.15 100.4 218.7 0.18 4.65 0.22 0.57 0.52 0.45
Interior 82 49.5 0.01 29.8 0.67 0.28 17.8 2.11 0.02 0.21 100.4 203.5 0.12 3.64 0.20 0.61 0.42 0.47
Center/core 83 48.8 0.01 30.7 0.66 0.25 18.0 1.98 0.02 0.14 100.5 206.0 0.19 5.05 0.31 0.58 0.64 0.34
59R2 phenocrysts P1-P4
P1 Rim 71 51.7 0.03 27.8 0.84 0.33 15.0 3.35 0.02 0.16 99.3 202.2 0.29 6.06 0.35 0.70 0.78 0.38
P1 Core 74 51.0 0.03 29.4 0.74 0.28 15.4 2.97 0.01 0.12 100.0 187.4 0.13 4.30 0.36 0.54 0.42 0.42
P2 Rim 70 51.4 0.04 29.2 0.84 0.33 14.8 3.44 0.02 0.12 100.3 207.1 0.22 5.26 0.39 0.71 0.46 0.47
P2 Core 73 51.2 0.03 29.2 0.75 0.34 15.5 3.13 0.02 0.15 100.3 195.4 0.34 4.56 0.46 0.52 0.47 0.39
P3
Center
P4
Center
69 51.0 0.03 29.4 0.85 0.34 14.3 3.50 0.03 0.14 99.6 - - - - - - -
67 52.1 0.03 28.6 0.89 0.37 13.7 3.77 0.03 0.15 99.7 - - - - - - -
continued...