540 



GENERAL INDEX. 



[36 



Reflection and refraction, apparatus to 

 illustrate, v, 332. 



selective of metals, Rubens, viii, 

 162. 

 Reid, EL F., theory of the bolometer, v, 



160. 

 Renevier, fossils in the Alps, v, 80. 

 Resistance of alloys of ferro-manganese 

 and copper, Nichols, ix, 471. 



B. A., unit of, Duncan, Wilkes and 

 Hutchinson, viii, 230. 



electrical, of antimony and cobalt, 

 iv, 151. 



internal, of batteries, measurement 

 of, Peirce and Willson, viii. 465. 

 measurements of, Feussner, ix, 317. 

 unit of, see Ohm. 

 Reusch, H., Bomeloen og Karmoen. vii, 



498. 

 Reyer, E., Theoretische Geologie, vi, 



389. 

 Rhode Island, Geology, v, 415. 

 Rice, W. N., trap and sandstone in gorge 



of Farmington River, Conn., ii, 430. 

 Richards, R. H , zoetrope applied to 

 crystallographic transformations, ii, 

 164. 

 Richter, V. von, Inorganic Chemistry, 



v, 251. 

 Richthofen, F. F. von, Atlas von China. 



i, 71. 

 Riddle, R. N., crystallized tungsten, viii, 



160. 

 Riggs. R. B.. meteoric irons, iv, 59 ; so- 

 called Harlem indicolite, iv, 406 ; com- 

 position of tourmaline, v, 35. 

 Robertson, J. D., zinc sulphide from 



Cherokee Co., Kansas, xl, 1 60. 

 Robinson, F. C, clay from Farmington, 

 Me., iv, 407; supposed meteorite of 

 Northford, Me., v, 212. 

 Robinson, B. L , stem structure of lodes 



Tomentilla, ix, 407. 

 Rock-forming minerals, Rutley, vi, 295. 

 Rocks — 



allanite and epidote. paragenesis of 



in rocks. Hobbs, viii, 223. 

 andesites, ii. 28. 

 Archaean and Huronian, Winchell, 



viii, 497. 

 augite-syenites, Irving's, Bayley, vii, 



54. 

 basalt, ii, 27. 



of dikes in central Appalachian 

 Virginia, Darton, Diller, ix, 269. 

 basaltic lavas of' Sandwich Islands, 



E. S. Dana, vii, 441. 

 camptonite of Hawes, new locality, 



Nason, viii, 229. 

 columnar structure, N. Jersey, Id- 

 dings, i, 321. 



Rocks — 



conglomerates, origin of, ii, 324. 

 cordierite gneiss, Conn., Hovey, vi, 57. 

 Cortlandt series, G. H. Williams, i, 26, 



iii, 135, 191, 243, v, 438, vi, 254; 



Kemp, vi, 247. 

 crystalline, of Rainy Lake Region, iii, 



473. 

 dacite. ii, 29. 



diorite dike, N. Y., Kemp, v, 331. 

 diorites, "Cortlandt Series," N. Y., 



Williams, v, 438. 

 eruptive Tertiary, granitic structure in, 



iii, 315. 

 of Fernando de Noronha, Williams, 



vii, 178; Branner, ix, 247. 

 fulgurite, Mt. Blanc, i, 75; Mt. Viso, 



vii, 414. 

 hudsonite, Williams, i, 29. 

 Hussak, on determination of, i, 156. 

 gabbros, " Cortlandt Series," N". Y., 



Williams, v, 438. 

 Igneous, Great Britain, Teall, vi, 154. 

 of Krakatoa, Judd, vi, 471. 

 lavas, lamination of acid, Tddinejs, iii, 



36. 

 leucite-phonolite in Wyoming Ter., 



Hague, viii, 43. 

 Levy-Lacroix, Mineraux des Roches, 



vii, 414. 

 metamorphic origin of California Cre- 

 taceous, etc., Diller, i, 348. 

 metamorphism, Dana, ii, 69 ; Irving. 



viii, 493. 

 Microscopical Physiography, Iddings- 



Rosenbusch, vi, 471. 

 minerals in, Levy, vii, 414. 

 monazite as an element in. Derby, 



vii, 109. 

 norites, near Peekskill, N. Y, Wil- 

 liams, iii, 135, 191, 243. 

 ophiolite. N. Y., Merrill, vii, 189. 

 ophiolitic and basic, of Italy, etc., ii, 



239. 

 peridotite, augites in, Merrill, v, 488 ; 



Arkansas, Branner and Brackett, 



viii, 50 ; of Kentucky, Diller, ii, 



121; vii, 219; near Peekskill, Wil- 

 liams, i, 26. 

 of Pigeon Pt., Minn., Bayley, vii, 54, 



ix, 273. 

 porphyrite bosses in N. J., Kemp, 



viii, 130. 

 porphyritic structure, Dana, ii, 71. 

 quartzite consolidated by enlargement 



of grains, i, 225; spotted, from 



Minn., Bayley, v, 388. 

 quartz-keratophyre, Minn., Bayley, 



vii, 54. 

 quartzose basalt, Northern California, 



Diller, iii, 45. 



