140
Subject Index
Statistical mechanics 4,6
Stratiform ore deposit 68f.
Sulfate 27,32-34,47,49,60, 65, 76f.,
112
Sulfide 32-34, 36f., 47, 60, 66 f., 91,
101
Sulfur 32ff.
Supergene alteration 69
Symmetry rule 1
Tektites 42,47, 50f.
-, hydrogen isotope composition 51
-, oxygen isotope composition 50
-, silicon isotope composition 51
Temperatures of formation 30 f., 55,
56f., 70, 94,102,106
Thermodiffusion 8
Trachytes 53
Transition state theory 8 f.
Troilite 33,47--49
Ultramafic rocks 53, 60
Vapor pressure differences 4,8,9,20,
32, 71
Viscous gas flow 13
Volcanic gases 62ff.,80
Wall rock alteration 69f.
Water, analysis of 28
- cycle 70 ff.
Weathering 75,92,93
Working standard 16
Zero point energy 5