Note 464 — Chapter XXVII · GEOLOGICAL STRUCTURE OF THE CARBONIFEROUS PUYS OF SCOTLAND
Reading edition
Ibid. p. 49, et seq.
[465] Proc. Roy. Soc. Edin. vol. ix. p. 367. Besides chloride of sodium the water contained also chlorides of calcium, magnesium and potassium, carbonates of lime and magnesia, sulphate of lime, and other ingredients in minute proportions.