Chiloe, gravel on coast. —elevation of. —tertiary formation of. —crystalline rocks of.
Chlorite-schist, near M. Video.
Chonos archipelago, tertiary formations of. —crystalline rocks of.
Chupat, Rio, scoriae transported by.
Claro, Rio, fossiliferous beds of.
Clay-shale of Los Hornos.
Clay-slate, formation of, Tierra del Fuego. —of Concepcion. —feldspathic, of Chile. — —of the Uspallata range. —black siliceous, band of, in porphyritic formations of Chile.
Claystone porphyry, formation of, in Chile. —origin of. —eruptive sources of.
Cleavage, definition of. —at Bahia. —Rio de Janeiro. —Maldonado. —Monte Video. —S. Guitru-gueyu. —Falkland I. —Tierra del Fuego. —Chonos I. —Chiloe. —Concepcion. —Chile. —discussion on.
Cleavage-laminae superficially bent.