SYSTEM MINERALOGY. nr ROBERT JAMESON, nroiufl rKOFF.ssoR of mathiial insTony, lecturer on minfral.o<3 Yy AND KBF.l'F.R OF TIIF MU9KUM IN THE UNIVERSITY OF EDTNBUKGH J Fellow of the Royal and Antiquarian Societies of Edinburgh ; President of the Wernerian Natural History Society; Honorary Member of the Royal Irish Academy, and of the Honourable Dublin Society; Fellow of the Linncfm and Geological Societies of London, and of the Royal Geological Society of Cornwall; Member of the Physical and Mineralogical Societies of Jena ; of the Society of Natural History of Wclteron, ■Jc. .J'C. £<•; SECOND EDITION. VOL. II. EDINBURGH: Printed by Neill ij- Company, FOR ARCHIBALD CONSTABLE A\D COMPANY, EDINRCRGH; AND I.ONOMAN, UURST, REES, ORME &. BROWN, LONDON.