INDEX. 
Pago. 
Albite. Amelia County, Ya., alkaline re- 
action of 156 
solubility of and percentage of alkalies 
in 160 
Alkaline reaction of some natural sili- 
cates 156-158 
Amides of mefcaphosphimic acid, considera- 
tion of 140,152-153 
Amidoheximidokept:iviiosj)liorie acid, ob- 
servations or .■wii.rs of 151-152 
Amidopentimidohexajjkosphoric acid, ob- 
servations on 149 
Amidoteti-irnidopentapkosphoric acid, con- 
sideration of 142 
Ammonium triruetapkospbiniate, observa- 
tions on and analyses of 100 
Ampbibole, St. Lawrence County, N". Y., 
percentage of vanadium in 55 
from amphibole-gabbro from Alpine 
County, Cal.. percentage of vana- 
dium in 51 
from amphibole-gabbro from Tuolumne 
County, Cal., percentage of silica 
and vanadium in 51 
from diorite from Butte and Plumas 
counties, Cal., percentage of silica 
and vanadium in 51 
Amphibole-gabbro, Alpine County, Cal., 
percentage of silica and vanadium 
in 50 
Tuolumue County, Cal., percentage of 
' silica and vanadium in 50 
A.northite, analysis of 70 
Analeite, alkaline reaction of 157 
analysis of 19 
experiments relative to constitution of. 19-25 
solubility of, and percentage of alkalies 
in 160 
symbols for 25 
InuYsite, El Paso County, Colo., percentage 
of silica, vanadium, and molyb- 
denum in 50 
inorthite, I'liippsburg, Me., niineralogical 
notes on epidote and 69-70 
lifcophyllite, Bergen Hill, X. J., alkaline 
reaction of 157 
lugite-andesiti --porphyry, Electric Peak, 
Wyo., percentage of silica and vana- 
dium in 50 
Lugite-bronzite-andesite, Unga Island, 
Alaska, percentage of silica and 
vanadium in 50 
Bull. 167 11 
Page. 
Baeyer, A. von, cited on methylene-ring 
hydrocarbons 137, 1 38 
Barium salt of pentametaphosphimic acid, 
properties of 113 
Barium sodium trimetaphosphimate, analy- 
ses of 102 
observations on 101 
Barium tetrametaphosphimate, observat ions 
on and analyses of 1 22 
Barium trimetaphosphimates, analyses of.. 101 
Basalt, orthoclase-bearing, Uvalde County, 
Tex., percentage of silica and vana- 
dium in 50 
Bastniisite, Cheyenne Mountain, Colo., anal- 
ysis of 06 
mineralogical notes on tysonite and 64-66 
Beck, T. H., mentioned 67 
Besson, M. A., work of 78 
Biotite, formula for -7 
from pyroxenic gneiss from Calaveras 
County, Cal., percentage of silica 
and vanadium in 51 
from quartz- mica-diorite from Tuo- 
lumne County, Cal., percentage of 
silica and vanadium from 51 
from quartz-monzonite from Calaveras 
County, Cal., percentage of silica 
and vanadium in 51 
Biotite-granite, Amador Count}-, Cal., pcr- 
■ centage of silica, vanadium, and 
molybdenum in 50 
Calamine, Franklin Furnace, Is'. J., experi- 
ments relative to constitution of 17-19 
analysis of 17 
Calaveritc, < 'ripple < 'reek, ( !olo., analyst a of 58 
mineralogical notes on 57-60 
Cainptonite, San Miguel County, Colo.. p. i 
centage of silica and vanadium in . . 50 
Cancrinite, Litchfield, Me., alkaline reaction 
of 157 
Carius, L., reference to 130 
Cha/.abite, alkaline reaction of 157 
solubility of, and percentage of alkalies. 
in 160 
Chester, A. II., cited on kniinci ite 60 
Chloramide. triphoaphonitrilic, constitution 
and character of 86 
Chlorhydrine. See Tetrachlorhydrme, tri- 
phosphonitrilic. 
Chlorhj drines of tetrametaphosphimicacid, 
observations on 118 119 
161 
