EDINBURGH NEW PHILOSOPHICAL JOURNAL, EXHIBITING A VIEW OF THE PROGRESSIVE DISCOVERIES AND IMPROVEMENTS IN THE SCIENCES AND THE ARTS. CONDUCTED BY ROBERT JAMESON, REGIUS PROFESSOR OF NATURAL HISTORY, LECTURER ON MINERALOGY, And keeper of THE MUSEUM IN THE UNIVERSITY OF EDINBURGH; Fellow of the Royal Societies of London and Edinburgh; of the Antiquarian, Wernerian and Horticultural Societies of Edinburgh; Honorary Member of the Royal Irish Academy, and of the Royal Dublin Society; Fellow of the Linnean and Geological Societies of London; Honorary Member of the Asiatic Society of Calcutta ; of the Royal Geological Society of Cornwall, and of the Cambridge Philosophical Society; of the York, Bristol, Cambrian, Northern, and Cork Institutions; of the Royal Society of Sciences of Denmark; of the Royal Academy of Sciences of Berlin; of the Royal Academy of Naples; of the Imperial Natural History Society of Moscow; of the Imperial Pharmaceutical Society of Petersburgh; of the Natural History Society of Wetterau; of the Mineralogical Society of Jena; of the Royal Mineralogical Society of Dresden; of the Natural History Society of Paris; of the Philomathic Society of Paris; of the Natural History Society of Calvados; of the Senkenberg Society of Natural History; of the Society of Natural Sciences and Medicine of Heidelberg; Honorary Member of the Literary and Philosophical Society of New York; of the New York Historical Society; of the American Antiquarian Society; of the Academy of Natural Sciences of Philadelphia; of the Lyceum of Natural History of New York; of the Natural History Society of Montreal, &c. &c. PRINTED FOR ADAM BLACK, NORTH BRIDGE, EDINBURGH; AND LONGMAN, REES, ORME, BROWN, & GREEN, 2. LONDON. CONTENTS. Page IV. General Observations on Univalves. COLLIER, Esq. Staff-Surgeon at Ceylon. Communi- cated by Sir JAMES MACGRIGOR, Director-General of the Army Medical Board, F. R. S., &c. &c. V. An Account of the Inundation of a Coal-work at Beau- jonc, near Leige, belonging to Messrs Colson and VII. Extraordinary Case of Atmospheric Refraction. By JOHN CRUICKSHANK, Esq. Professor of Mathematics VIII. Analysis of Galena, from Castleland Hill, near Inver- keithing. By Mr A. ROBERTSON junior, Inver- keithing, (Communicated by the Author), IX. Notice of a large Greenstone Boulder in the Pentland |