424 PROCEEDINGS OF THE ACADEMY OF [1880. 



Halite, Saltville, Va. Wm. Lorenz : Chrysotile, Canada. Mr. 

 Loyer : Corundum, Chester Co., Pa. Miss Miller: Crystals of 

 Silver, Lake Superior; Hematite, Gypsum, Stalactite, Cliloras- 

 trolite, Halite, etc., from various localities. Dr. Weir Mitcliell : 

 Silicified Wood, Missouri River, above Bismarck. L. Palmer: 

 Albite,Vermiculite,Del. Co.,Pa. Theo. D. Rand : Kammererite and 

 Chromite, Radnor, Del. Co., Pa. ; Crystallized Quartz in Potsdam 

 Sandstone, Mont. Co., Pa. ; Herrengrundite, Herrengrund, Hun- 

 gary ; Orileyite, Burmali. J. L. Reed : Asbestus, Italy ; Clirys- 

 otile, Ontario, Canada. T. W. Ried : Chalcopyrite, Montgomery 

 Co., Pa. Dr. W. S. W. Ruschenberger : Copper Slag, Caldera, 

 Chile, 1856. Dr. J. Richard Taylor: Cerargyrite, Chloride of 

 Silver, with fractured Wavellite crystals. Galena with free Sulphur, 

 Millerite, and argentiferous Carbonate of Lead, Leadville, Colo- 

 rado ; Ore from the Ohio Mine, bearing Gold, Silver and Copper, 

 Breckenridge, Col. C. M. Wheatley : Fine specimen of Byssolite, 

 Chester Co., Pa. ; Azurite on Chalcopyrite, Upper Salford Mine, 

 Montgomery Co., Pa. ; Aurichalcite on Calcite, and white Apatite 

 Avith Byssolite ; Chalcopyrite, Pyrite and Melaconite, Jones Mine, 

 Berks Co., Pa. Dr. Jas. W. White : Corundum, Zircon, Storeville, 

 Anderson Co., S. C ; Corundum, Concord, N. C. ; Andesite with 

 Corundum, Hog-back Mt , N. C. ; a collection consisting of Zincite, 

 Rutile, Phlogopite, Graphic Granite, Chesterlite, Fibrolite, Garnet, 

 Damourite, Stalagmite, etc., from various localities. Joseph 

 Willcox: Autunite (Uranite), Mitchell Co., N. C ; Pyroxene, 

 Biotite ?, Apatite, Burgess, Ontario, Canada ; Corundum coated 

 with Margarite, Iredell Co., N. C. ; Danburite, Russel, St. Law- 

 rence 00.,"^". Y. ; Black Tourmaline, Westport. Ontario, Canada; 

 Scapolite, Pyroxene, and four specimens of Apatite, Bob Lake, 

 Ontario, Canada. A. E. Foote, in exchange for duplicate books : 

 nine specimens of Apatite, Renfrew, Ontario, Canada; Chrysotile, 

 four specimens of Titanite (Spliene), Titanite (Lederite), two 

 Yesuvianite, Beryl, Triphyllite, Celestite, Wollastonite, Gummite, 

 Uranotile, Tourmaline, Octahedral Crystals of Fluorite, with 

 Apatite and Calcite, from various localities. Purchased : Limon- 

 ite, Superior Mine, Michigan. 



Additions to Bock CoUeetion.—i o\m Ford: Hornblende, Soap- 

 stone Quarry, Lafayette Pa. ; Tourmaline and Hornblende Schist, 

 Tunnel near Girard Ave. Bridge ; Decomposing Gneiss with Mica, 

 ditto with Quartz, ditto with Manganese?, near west end of Cal- 

 lowhill St. Bridge, Philadelphia. G. H. Ivens : Geode of Limonite, 

 Kent Co., Md. W. W. Jetferis : Gneiss. John Hartman : Two 

 specimens of Crystalline Slag, taken from hearth of Blast Furnace, 

 Charlotte, N. Y. Dr. Jos. Leidy : Talcose Slate, Soapstone 

 Quarry, Pot Rock, Delaware River, above Easton, Pa. ; Indurated 

 Clay (Bridger Eocene), near F'ort Bridger, Wyoming. H. C. 

 Lewis : Glacier-scratched boulder, Belvidere, N. J. Theo. D. 

 Rand : Twenty-seven specimens of Rocks, from the neighborhood 

 of Philadelphia, for Local Rock collection; three specimens of 



