INDEX. 



1255 



Page. 

 Cuprous sulphate, production of chalcocite from, 



equation showing reaction for 1111 



reactions involving _ _ 1161,1162,1163,1164 



Curtis, J. S., on genesis of ore deposits 1206 



on ore deposits of Eureka, Nov . 1201 



on "Witwatersrand banket . . 1011 



Cushing, H. P., on effects of freezing and thawing 



on rocks in Alaska.. 443 



Cyanite, alterations and alteration products of ._ 318-319, 



373,381,403 



chemical and physical constants of 196,316 



occurrence and associations of 317 



sources andmodes of formation of. 323, 234, 325, 232, 236, 



317, 318, 319, 370, 376, 381, 382, 383, 399, 406, 407 



Cyinatolite, source of 370 



X>. 



Dale, T. N., on cleavable marbles 810 



Dale,T. N., Pumpelly, Raphael, and Wolff, J. E.,on 

 crystallographic orientation of por- 

 phyritic feldspars 698 



Dall, "W. H., and Harris, G. D., on phosphates 976 



Dalmar, K., on zonal arrangement of metamorphic 

 minerals periphei*al to intrusive 



Damourite, sources and modes of formation of 2 



224, 225, 255, 318, 319, 327, 328, 353, 3 

 376, 381, 389, 393, 400, 403, 403, 406, - 

 See also Muscovite. 



Dana, E. S., on chlorine in sodalite 1 



Dana, J. D., on composition of dolomitic coral lime- 

 stone 



on magnesian deposits of coral reefs I 



on red color of soils, cause of 



on sedimentary rocks, thickness of ! 



on water contained in rocks 



use made of System of Mineralogy of ! 



Dana, J. D. and E. S-, on Hautefeuille's experiments 

 producing rutile group of minerals . 



on garnet, products of fusion of _ ! 



on scapolites ! 



on wernerite _ : 



on zeolites _. I 



Dana, Mount, disintegration of rock at, by freezing 



and thawing 



Daniell, Alfred, on capillary flow 



on dissipation of energy 



on friction between ground water and contain- 

 ing rocks : 



on gaseous solutions _ ._ 



on heat production in all transformations of 



energy 



on size of rock openings available for water flow- ' 



on surface tension of water " 



on water flow in rock openings.. " 



Darton, N. H., on flow of artesian water " 



on level of ground water. i 



Darwin, Charles, on effect of work of earthworms 



on soils _ *. 



Darwin, Or. H., on "stress difference" ( 



on tidal forces of the past i 



Daubree, A., on combined effect of chemical and 



mechanical action on minerals < 



on penetration of rock by water gas under pres- 

 sure 144,665,< 



on serpentine, formation of J 



Page. 



Daubree, A., on tin ores, formation of.. 1058 



on trituration of rocks, limit of 432 



on zeolites, artificial formation of 333 



Davis, W. M., on fluviate origin of psephites of Cor- 

 dilleras _ 854 



Davison, Charles, on effect of work of lobworms on 



soils 448 



Dawson, G. M., on peripheral structure 716 



Deboration, definition of _ 206 



Deboration and decarbonation, alterations pro- 

 duced by 400 



Decarbonation, alterations produced by 400 



definition of... _ 205 



in zone of katamorphism 162 



Decarbonation and deboration, alterations pro- 

 duced by. 400 



Decarbonation and hydration, alterations pro- 

 duced by 401-402 



Decarbonation and titanation, alterations produced 



by 400 



Dechloridation, definition of.. 206 



Dechloridation and hydration, alterations produced 



by_ 403 



Dechloridation, carbonation, and hydration, altera- 

 tions produced by _ 398 



Dechloridation, decarbonation, and hydration, 



alterations produced by 403 



Decomposition of minerals in rocks, order of 518-521 



of rocks, regions favorable to 501-506 



Decomposition and solution, relations of disintegra- 

 tion to 494-507 



Dedication of work 29 



Deep circulation, deposits of, criteria for discrimi- 

 nating 1132-1138 



Defluoridation, definition of 206 



Defluoridation and carbonation, alterations pro- 

 duced by 396 



Defluoridation and hydration, alterations produced 



by 403 



Deformation of minerals, relation of pressure to 



rapidity of 741 



of rocks, diagram illustrating _ 769 



energy required for, in zones of katamorphism 



and anamorphism 769-774 



lag of recrystallization behind.. _ 696-698 



mechanical energy a cause of. 95-98 



pressure a cause of 657-659 



speed of 188-189 



temperature effects of. 1013-1014 



time relation of recrystallization to 696-698 



Dehydration, alterations produced by 400 



conditions and effects of _ 89,169 



definition of 204 



depths necessary for 178 



discussion of _ .'.._ 482-483 



examples of _ 179-180 



in belt of weathering 163,164 



in zoneof anamorphism 178,662,679-6S0 



in zone of katamorphism 162 



Dehydration and carbonation, alterations produced 



by 396 



Dehydration, deoxidation, and carbonation, altera- 

 tions produced by 396 



Dehydration, desilication, and carbonation, altera- 

 tions produced by ._ 396 



Dehydration, desulphation, and carbonation, alter- 

 ations produced by 396 



