INDEX. 
143 
Sollas, W. J., cited 87,88,89 i 
South Carolina, phospbatic deposits of.. .13, 11, 37, 
60-70,67-69 
South Carolina phosphates, cost of 17 
method of mining and treatment 67-69 
Spain, phosphate deposits of L5, 45, 53-59 
Spargelstein, a forin of apatite 45 
Ssamorod, a form of Russian phosphatic 
deposit 112 
Stockhardt, J. A., cited 118 
Swamp lands of Southern States, phos- 
phatic deposits of 13, 14 
Tawney, E.B., cited 91 
Teall, J. J. H., cited 93 
Tertiary phosphate beds of England 94-96 
Torres, Mufios y Luna (Ramon), cited 23,45,58 I 
analyses by 58 
Trutat, cited 49 j 
Tuomey, M., cited 61 
(01 
«,Page. 
Turner's Island, Clear Lake, Canada, 
phosphate deposits of 31,38 
U. 
Ure, Andrew, analyses by 120 
V. 
Vega, Garcilaso de la, cited 21 
Vennor, Henry G., cited 24 
Volcker, A., analyses by 83, 84, 98, 100, 126 
cited 92 
W. 
Wales, phosphate deposit of 15,80 
Walker, J. F., cited 91,92,93 
Way, J. T., cited 87,88,92,97 
analyses by 98,99,100,101 
Widdrington and Daubeny, cited 53 
Widdrington, S. E., cited 58 
Y. 
Yermoloff, Alex., analyses by 115,116 
cited 112,113,116 
<) 
