Excerpt from Mineralogische und Petrographische Mittheilungen, 1883, Vol. 5Journal des Museum Godefiroy, Hamburg, 1879, XIV., pag. 264. Pesch, Neue Probleme, 2. Au¿., 1876, pag. 24 d'.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the ...