510 



INDEX. 



Hill. R. T.. Neozoic Geology of south- 

 western Arkansas, 413; relation of 

 uppermost Cretaceous beds of eastern 

 and southern U. S., 468 ; Tertiary- 

 Cretaceous parting of Arkansas and 

 Texas, 468. 



Hillebrand, W. F., composition of uran- 

 inite, 329, 495. 



Hintze, C, Lehrbuch der Mineralogie, 

 251. 



Hobbs, TV. H., paragenesis of allanite 

 and epidote as rock-formmg miner- 

 als, 223. 



Hooke, R., law of densities of planetary 

 bodies, 393. 



Hovey, E. 0., trap of East Haven re- 

 gion. 361. 



Hutchinson, C. T., B. A. unit of resist- 

 ance, 230. 



Induction, magnetic, electrostatic field 

 produced by, Lodge and Chaltock, 77. 



Illumination, artificial comparison of 

 sources of, Nichols and Franklin, 1 00. 



Insulator, quartz as an, Boys, 76. 



Irelan, W , Mineralogy of California, 

 166. . 



Johnson, L. C, " Grand-Gulf " forma- 

 tion, 213. 



Judd, J. W., Tertiary volcanoes of west- 

 ern isles of Scotland, 163. 



K 



Kemp, J. F., porphyrite bosses in New 

 Jersey, 130. 



Kerl, B., Assay er's Manual, 171. 



Keyes, C. R , Carboniferous Echinoder- 

 mata, 186. 



Kokscharow, Materialien zur Mineral- 

 ogie Russlands, 494. 



Krabbe, G., Zur Kenntniss der fixen 

 Lichtlage der Laubblatter, 253. 



Kunz, G. F., mineralogical notes, 72. 



Langdon, D. W., Jr., some Florida Mio- 

 cene, 322. 



Langley, S. P., observation of sudden 

 phenomena, 93 ; temperature of moon, 

 421. 



Lea, M. C, allotropic forms of silver, 

 properties of, 47, 129, 237; ring 

 systems produced on allotropic silver 

 by iodine, 241. 



darkened silver chloride not au oxy- 

 chloride, 356. 



LeConte, J , origin of normal faults and 

 of structure of Basin region, 257. 



Lendenfeld, R. von, Monograph of 



Homey Sponges, 417. 

 Light, action on allotropic silver, Lea, 



129; and magnetism, Bidwell, 76; 



spectro-photo metric comparisons. 



Nichols and Franklin, 100. 

 Light-wave as the ultimate standard of 



length, Michelson and Morley, 181. 

 Lightning and the Eiffel tower, 411. 

 Liquids, relation of volume, etc., in case 



of, Bar us, 407. 

 Liversidge, A., Minerals of New South 



Wales, 166. 

 Long. J. H., circular polarization of cer- 

 tain tartrate solutions, I r , 264. 



M 



Mackintosh, J. B., native iron sulphates 



from Chili, 242 ; minerals of Llano 



Co., Texas, 474; Eudialyte(?) from 



Arkansas, 494. 



Magnetism of nickel and tungsten alloys, 



Trowbridge and Sheldon, 462. 

 Manitoba, ancient beaches of L. Winni- 

 peg, Tyrrell, 78. 

 Marsh, 0. C, discovery of, Cretaceous 

 Mammalia, Pt. I, 81; Pt. II, 177; 

 gigantic horned Dinosauria from the 

 Cretaceous, 173; skull of gigautic 

 Ceratopsidse. 501. 

 Metals, selective reflection of, Rubens, 



162. 

 Michelson, A. A., feasibility of estab- 

 lishing a light-wave as ultimate stand- 

 ard of length, 181. 

 Miller, S. A., North American Geology 



and Palaeontology, 328. 

 Mineralogical Report, California, Irelan, 



166. 

 Mineralogie Lehrbuch, Hintze, 251. 



Russlands, Kokscharow, 494. 

 Minerals — 



Allanite, paragenesis of in rocks, 

 Hobbs, 223; in .Texas, Hidden and 

 Mackintosh, 4W5 ; Amarantite, Chili, 

 anal., Mackintosh, 243 ; Amber, 

 Mexico, 73; Anmte, Clarke, 390; 

 Anthochroite, Sweden, anal., Igel- 

 strom, 250. 

 Biotite, Clarke, 390. 

 Cacoclasite, Canada, anal., Genth, 200 ; 

 Chloanthite, N. J., Koeuig, 329; 

 Clintonite group, Clarke, 392; Co- 

 piapite, Chili, anal., Mackintosh, 

 242 ; Copper, native, pseudomorphs 

 after azurite, New Mexico, Yeates, 

 405; Coquimbite, Chili, anal., Mack- 

 intosh, .42 ; Cyrtolite, Texas, 485. 

 Daviesite, new, Chili, Fletcher, 250; 

 De Saulesite, N. J., Koenig, 329 ; 

 Diamond, Kentucky, 74 ; Dudge- 

 onite, Scotland, anal, Heddle, 250. 



