Composite groups of joints, [57].

Composite volcanic cones, [105].

Composition of earth, [29].

Composition of the earth’s core, [21].

Compression of a district during earthquakes, [76].

Cones, alluvial, [213];

cinder, [105];

composite volcanic, [105].

Conformable series, [51].

Conglomerate, [34], [463];