�y��vlog

Geognosy, je-og′no-si, n. the study of the materials of the earth's substance, now frequently called Petrography—also Geognō′sis.—n.

In 1851, when the Geological Survey of Bavaria was instituted, G�mbel was appointed chief geologist; in 1863 he was made honorary professor of geognosy and surveying at the university of Munich, and in 1879, Oberberg director of the Bavarian mining department with which the Geological Survey was incorporated.

Geognosy.—An inquiry into the materials of the earth’s substance.

Geognosy thus lays a foundation of knowledge regarding the nature of the materials constituting the mass of the globe, and prepares the way for an investigation of the processes by which these materials are produced and altered.

The subjects of tuition in the Higher Gewerb, or technical schools, are, on the contrary, mathematics, algebra, plane trigonometry, analytical geometry in all its branches and modes of practical application; higher algebra, differential and integral calculus, plan-drawing and machine-drawing, botany and zoology, and physiology of plants, geognosy, geology; experimental chemistry, technical chemistry, analytical chemistry, practical chemical operations; mineralogy; mechanics, statistic and dynamic, experimental physics, free hand-drawing, modelling in wood and metal, and instruction in German, French, English and Latin languages, and history.