MINERALOGICAL CHENISTRY. M i n e r a l o g i c a l C h e m i s t ry. 125 Mineral Waters of the Couban, in the Caucasus. By E. WROBLEWSKY (Bull. Xoc. Chisn. [el, 30, 436).-These waters are remarkable for the quantities of bromine, iodine, and lithium they contain. 1,000 parts left 15.75408 parts of residue, containing NaCl, 14.05290 ; MgBr,, 0.07621 ; Mg12, 0.03054 ; LiCl, 0.01433. L. T. 0’s. Mineral Waters of Buda-Pesth. By M. BALLO (Deut. Chem. Ges. Ber., 11, 1900-1904) .-This paper contains complete analyses of126 ABSTRACTS O F CHEMICAL PAPERS. certain thermal and bitter waters of Buda-Pesth, which are merely of local interest. C. F. C. The Mineral Springs of Passugg, Solis, and Tiefenkasten, in the Grisons, Switzerland. By A. v. PLAHTA-REICHENAU (Deut. Cltem. Ges.Rer., 11, 1793--1799).-The author gives the results of his analyses of the following miueral waters :-I. The alkaline Ulrjcus well. 11. The ChalybciLte Theophilus spring, both at Passugg, near Coire. 1V. The saline chalybeate, St. Peter's well, at Tiefenkasten. 111. The Donatus well (containiny iodine) a t Solis. I. 1 I. Temperature of the spring.. ........ 81 7.5 Specific gravity.. .. l * O O i 1.0036 at 11'. at 14". 19,000 parts of the water contain:- Total solids . . , , . . 60.376 29.1i8 K,SO,. ........... 1.568 1.340 NhSO, .......... 0.862 1.9iO NaN03 .......... 0.04 0.007 NaBoO,, .......... 0.067 LiCl - ............ 0.06 NaCl ............ 8.371 2.221 NaBr -- ............ 0.054 R'al ............ 0.008 0.001 Ka,C03 .......... 37.946 13.513 (NHJ)?CO~ ......0.147 0.004 CaC03 .......... 71.25 7.057 M&03 .......... 3.786 2.843 SrC03. ........... - 0.005 FeC03.. .......... 0.078 0.101 SiO, ............ 0.190 0.114 AIPO, - ............ 0.076 Free COz ........ 18.382 21.565 Bromine. ......... I trace - 111. 8.1 1.0045 at 14". 49.95'2 0-702 20.400 0.067 - - 12.037 0.024 0.013 2.089 0.003 7.750 2.509 0.004 0.137 0.149 0.068 7.36 1 IV. 10" 1.00453 a t 11". 46.270 1.150 22.862 0.023 - - 5.8 i 6 - - - 0.012 11,839 0.009 0.212 0.378 11.506 trace - - I also contains a trace of barium ; I1 contains 0.005 MnC03 ; 111, a trace of boric acid; and lV, MgSOJ, 1.150; CaSOJ, 2.145; and Al,(CO&, 0.013 parts in 10,000. w. c. w.MINERALOGICAL CHENISTRY.M i n e r a l o g i c a l C h e m i s t ry.125Mineral Waters of the Couban, in the Caucasus.By E.WROBLEWSKY (Bull. Xoc. Chisn. [el, 30, 436).-These waters areremarkable for the quantities of bromine, iodine, and lithium theycontain. 1,000 parts left 15.75408 parts of residue, containingNaCl, 14.05290 ; MgBr,, 0.07621 ; Mg12, 0.03054 ; LiCl, 0.01433.L. T. 0’s.Mineral Waters of Buda-Pesth. By M. BALLO (Deut. Chem.Ges. Ber., 11, 1900-1904) .-This paper contains complete analyses o126 ABSTRACTS O F CHEMICAL PAPERS.certain thermal and bitter waters of Buda-Pesth, which are merely oflocal interest. C. F. C.The Mineral Springs of Passugg, Solis, and Tiefenkasten, inthe Grisons, Switzerland. By A. v. PLAHTA-REICHENAU (Deut.Cltem. Ges. Rer., 11, 1793--1799).-The author gives the results of hisanalyses of the following miueral waters :-I.The alkaline Ulrjcuswell. 11. The ChalybciLte Theophilus spring, both at Passugg, nearCoire. 1V. Thesaline chalybeate, St. Peter's well, at Tiefenkasten.111. The Donatus well (containiny iodine) a t Solis.I. 1 I.Temperature of thespring.. ........ 81 7.5Specific gravity.. .. l * O O i 1.0036at 11'. at 14".19,000 parts of the water contain:-Total solids . . , , . . 60.376 29.1i8K,SO,. ........... 1.568 1.340NhSO, .......... 0.862 1.9iONaN03 .......... 0.04 0.007NaBoO,, .......... 0.067LiCl - ............ 0.06NaCl ............ 8.371 2.221NaBr -- ............ 0.054R'al ............ 0.008 0.001Ka,C03 .......... 37.946 13.513(NHJ)?CO~ ...... 0.147 0.004CaC03 .......... 71.25 7.057M&03 .......... 3.786 2.843SrC03. ........... - 0.005FeC03.. .......... 0.078 0.101SiO, ............ 0.190 0.114AIPO, - ............ 0.076Free COz ........ 18.382 21.565Bromine. ......... I trace-111.8.11.0045at 14".49.95'20-70220.4000.067 --12.0370.0240.0132.0890.0037.7502.5090.0040.1370.1490.0687.36 1IV.10"1.00453a t 11".46.2701.15022.8620.023--5.8 i 6---0.01211,8390.0090.2120.37811.506trace--I also contains a trace of barium ; I1 contains 0.005 MnC03 ; 111,a trace of boric acid; and lV, MgSOJ, 1.150; CaSOJ, 2.145; andAl,(CO&, 0.013 parts in 10,000. w. c. w