570 INDEX. 



Page. 



Chalk 262 



uses of 263 



Challenger, exploring steamer 219 



Chamberlain, L. T. , gifts of gems from 38 



Chapman, Frank M., titles of papers by 129 



Chapman, John, gift of 28 



Characteristic features of graphite 168 



Chemawinite .- - - 456 



Chemical composition of infusorial earth 220 



Chestnut, Victor K., specimens of Mexican drugs sent for examination to 60 



titles of papers by 129 



China, distribution of specimens in - 123 



Chinese devace for weaving rush matting 489 



Chittenden, Frank II. , miscellaneous material sent to 61 



titles of papers by 129 



Chlor-apatite - - - - 357 



Chromite 246 



bibliography of 251 



occurrence of 247 



prices of ■- 249 



uses of 248 



Clark, A. Howard, custodian division of history 21 



report for current year 21 



Clark, F. W., series of silicates and specimens of chalcedony turned over to. . . 47 



Clark, Hubert Lyman, title of paper by 131 



Classification of mineral waters 477 



Clay, pottery 344 



properties of 339 



Clays 325 



analyses of 329 



bibliography of - 352 



composition of 349 



kinds and classification of 328 



mineral and chemical composition of 326 



origin and mode of occurrence of 325 



testing of 343 



used in early pottery 513 



uses of 344 



Cleveite 403 



Coal, anthracite 427 



bibliography of 428 



bituminous 426 



lignite 425 



measure clays 332 



origin of -' - 423 



peat 424 



series 423 



Cobalt, asbolite 187 



bibliography of 189 



bieberite 187 



cobaltite 184 



cobaltomenite 187 



ervthrite 187 



