Farther north, in the department of Ancachs, the Mesozoic belt is composed chiefly of sandstones and shales, and the limestones which form so prominent a feature above Lirna seem to have disappeared.
Raimondi, El Departamento de Ancachs y sus riquezas minerales (Lima, 1873); G.
There are good pastures in the sierras, and cattle have been successfully reared in some of the departments since the early years of Spanish occupation, chiefly in Ancachs, Cajamarca, Junin, Ayacucho, Puno, and some parts of Cuzco.
Quicksilver is found at Huancavelica, Chonta (Ancachs), and in the department of Puno.
ANCACHS, a coast province of central Peru, lying between the departments of Lima and Libertad, and W.
HUARAZ, a city of northern Peru and capital of the department of Ancachs, on the left bank of the Huaraz, or Santa river, about 190 m.