Un texto de petrología poco conocido: Génesis de las rocas (1898), de Gonzalo Moragas

Abstract

A nineteenth-century book on Petrology, Génesis de las Rocas (1898), by the Spanish Civil engineer Gonzalo Moragas is described in this note. The main idea of Moragas about the genesis of rocks originates from the hypothesis that the first solid matter of the Earth was formed from a unique magma by grain-crystalline mineralogical differentiation