Chapter C

Changes of volume resulting from heat and cold, 118-122;
illustrations of, 119, 120;
consequences from, 122;
opinions of Count Rumford, 12, 124.
Chapeau, refreshment at, 41.
Cleavage and glacier lamination, 187;
analogy between, 188, 189;
planes of, 188;
observations of Prof. Sedgwick, 188;
discovery by Daniel Sharp, 188;
additional evidence of Mr. Sorby, 189;
association of pressure and cleavage established, 189:
relation of cause and effect, 189;
artificial conditions of Nature combined, 189, 190.
Clouds, their formation, 3-6;
in tropical regions, 25;
illustration of the formation of, 26.
Col du Géant, snows and ice-cascade of the, 46, 47;
snow-fall on the plateau of, 48, 49;
cracks on, 179.
Conclusion, 191, 192.
Condensers needed, 154.
Conditions necessary for the production of natural phenomena, 99.
Conscience, scientific, 180.
Crevasses, 41;
work among the, 52;
widening of, 54;
drifting of bodies buried in, 57;
birth of, 98;
features of, 100;
characteristic, 102;
transverse, 103;
stalactites of Alpine, 100;
marginal, 105-107;
longitudinal, 109;
curvature of glacier related to number of, 110-112.
Crystallization of metals, 29;
of sugar, 30;
of saltpetre, 30;
of alum, 30;
of chalk, 30;
of carbon, 30;
reversal of the process of, 36.