INDEX. 



489 



Minerals — 



Rowlandite. Texas. 208. 



Scheehte, South Mt , Pa., 50. Sund- 



tite, Bolivia, 154. 

 Turquoise. New Mexico, 400. 

 Yiolan. Piedmont, Italy, 293. 

 Xenotiine, green, Burke Co , N. C, 

 255 ; transparent, Alexander Co., 

 N. C. 254. 

 Zoisite, Mitchell Co., N. C, 154. 

 Miueraux et Metalliferes, Traite des 



Gites, Fuchs et DeLaunay, 309. 

 Mount Loa, Hawaii, Baker, 310. 



N 



Naples Zoological station, 80. 

 Newberry, John Strong, fund, 159. 

 Newton. H. A., fireball of Jan. 13, 1893, 



161. 

 New York, Paleontology, Hall and 



Clarke, 239. 

 North Polar basin, Seebohm, 403. 



Obituary — 



Coakley, G. W., 484. 



DeCandolle, Alphonse, 236. 



Hagen, H. A., 484. 



Scacchi, A., 484. 

 Ore Deposits of the U. S., Kemp, 481. 

 Osborn, H. F., Mammalia in North 



America, 379, 448. 

 Ostwald, Y\ r .. Hand- und Hilfsbuch zur 



Ausfiiehrung Physiko - chemischer, 



Messungen. 480. 

 Ostwald's Klassiker der exacten Wis- 



senschaften, 160. 

 Cwen Memorial, 79. 



Patterson, A. H., electrical oscillations, 



increasing the frequency, 359. 

 Penfield. S. L , Canfieldite, a new Ger- 

 manium mineral, 107 ; minerals from 



St. Marcel. Italy. 288. 

 Petrographie, Zirkel, 152. 

 Photography of Hertz spark, Emden, 



151. 

 Photometer, for different colors, Mayer, 1. 

 Photometric method independent of 



color, Rood. 173. 

 Physical Measurements, Laboratory 



Course in. Sabine. 74. 

 Physical Review, Nichols and Merritt, 



152. 

 Physiko- chemischer Messungen, Hand- 



und Hilfsbuch zur Ausfiiehrung, 



Ostwald, 480. 

 Pirsson. L. V., geology of Conanicut 



Island, R. I., 363. 



Polarization Rotatoire, Foussereau. 152. 

 of ultra red rays by means of me- 

 tallic gratings, du Bois and Rubens, 

 397. 



" Potential," Grem's use of. Becker, 151. 



Prosser, C. S.. the upper Hamilton and 

 Portage stages of New York, 212. 



Pumpelly, R., timebreak between Eo- 

 cene and Chattahoochee Miocene in 

 Georgia, 445. 



Rath, G. vom, Index of mineralogical 



papers, 482. 

 Refractive indices of air, 478; of nitro- 

 gen, 478; oxygen, 393. 



in relation to chemical reactions, 68. 

 , Reid, H. P., Glacier Bay, Alaska, 305. 

 Reiset, M., amount of water in the soil 



after a severe drought, 157. 

 Roberts, C. F., reduction of nitric acid 



by ferrous salts, 126 ; estimation of 



chlorates and nitrates, 231. 

 Rocks— 



Aotiuolite magnetite schists from 

 Minnesota, Bay ley, 176. 



Alnoite containing melilite, 104. 



Aplite, Conanicut Island, R. I., 374. 



Granite, Conanicut Island, R. I., 372. 



Micro-pegmatite, Conanicut Island, 

 R. L, 374. 



Mmette, Conanicut Island, R. I., 374. 



Phyllite, Conanicut Island, R. I., 376. 



Sodalite-syenite, Montana, 76. 

 Rood, O. N., photometric method which 



is independent of color, 173. 

 Rotation air pump, Berge, 479. 



s 



Sabine, "W. C, Laboratory Course in 

 Physical Measurements. 74. 



Saville-Kent, W., The Great Barrier 

 Reef of Australia, 155. 



Seaton, Plants of Orizaba, 76. 



Seebohm. H., North Polar basin, 403. 



Seismological Journal of Japan, vol. i, 

 Milne. 309. 



Smith, C. H., Jr., Alnoite containing 

 melilite, 104. 



Smithsonian Meteorological Tables, 160. 



Snow crystals, G. Nordenskiold, 312. 



Stereochemistry, Guide to, Eiloart, 300. 



Stevenson, J. J., Pennsylvania Anthra- 

 cite, 302 ; use of the name " Catskill," 

 330. 



Teall, J. H. H., origin of crystalline 



schists, 480. 

 Thome, J. M., Cordoba Durchmusterung, 



159. 



