MINBRAL WAtERS. 269 



chlorides ; and the author believes that the latter owe their saltriess to 

 the former, and are not, as has been urged, the relics of the sea-Avater 

 of the period. [Reports on this communication by Messrs. de Koninck 

 and Dewalque, pp. 9-11, of same vol.] G. A. L. 



Reichardt, D. E. Grundlagen zur Beurtheilung dos Trinkwassers, 

 zugleich mit Beriicksichtigung seiner Brauchbarkeit fup gewerb- 

 liche Zwecke ; nebst Anleitung zur Priifung des Wassers. [Esti- 

 mation of the Potable and Technical Value of Water, with In- 

 structions for Testing.] 2. Auflage. Pp. 107, one plate, many 

 woodcuts. 8vo. Jena, 



Schmidt, Prof. K. [Chemical Analysis of the Water in Kuku-noor 

 (in Iluss.).] Tswestija Imp. Russ. Geogr. Soc. Bd. x. no. 8. 



Studdert, L., and W. Plunkett. On the Constituents of the two 

 principal Mineral Waters of Lisdoonvarna, County of Clare. Proc. 

 R. Irish Ac. vol. ii. ser. ii. (Science) pt. 3, pp. 189-192. 

 Analysis of the waters of the Gowlaun Spa, and of the Rathbawn 

 Chalybeate Spa, are given. The authors concur with Mr. Foot that 

 the presence of sulphur and iron in the spas is due to the decomposi- 

 tion of iron-pyrites in the Carboniferous shales near Lisdoonvarna. 

 The presence of lithia in the Gowlaun water was ascertained. E. T* H. 



Swallow, Ellen H. On the occurrence of Boracic Acid in Mineral 



Waters. Proc. Boston Nat. Hist. Soc, vol. xvii. pp. 428-430. 

 From Billis (Turkey). Colorado, J^evada, Wyoming, Maine, and 

 Nova Scotia. Analyses given. 



Tietze, Dr. E. IJcber Quellen und QueUenbildungcn am Demavcnd 

 und dessen Umgebung. [Mineral W^aters of Demavend, Persia.] 

 Jahrb. Jc.-h (jeol. Peichs. xxv. Heft 2, pp. 129-140. 

 Describes many springs both hot and cold, and the relation of the 

 calcareous and trachytic tuffs to the older rocks, Lias, &c. 



Voelcker, Dr. A. On the Com position and Propeities of Drinking- 

 water and Water used for General Purposes. Joiirn. P. Ayric. 

 Soc. ser. 2, vol. xi. pp. 127-162. 



Vohl, H. Vorliiufige Notiz iiber die Bestandthcile der Minefalquelle 



zu Birrcsbom in Rcgierungsbezirk Trier. [Preliminary Notice on 



the Constituents of the Mineral Spring at Birresborn in the District 



of Treves.] Ber. deutsch. clum. Ges. pp. 611-612. 



This ppring was used medicinally by the Romans. A complete 



analysis is given. The Birresborn mineral water is found to be the 



richest in lithium known, containing '38016 gram of bicarbonate of 



lithia per litre. • F. W. R. 



Volhard, Herr. Analyse des Sch wef el wa seers von Bir Keraui, in 

 der Libyschen Wiif-te. [Analysis of the Hepatic Water of Bir 

 Keraui, in the Libyan Dcecit.] Sitz. math.-jl'i/s. classe I: lay. 

 Ah. Wiss. Bd. v. pp. 19-38. 



