MINERALOGY. 139 



abundance in the fea-water. See the 

 calcareous kind, Seel;, xxi. 



SECT. CXXIX. 



B. With alcaline falts, Salibus alcalinis fatu- 

 ratum. 



1. With the fixed mineral alcali, or fea 

 alcali, common fait, or fea-falt, Sal 

 commune. 



This moots into cubical criftals during 



the very evaporation, it crackles in the 



fire, and attracts the humidity of the air. 



a. Rock fait, fofTil fait, Sal montanum. 



Occurs in form of folid ftrata in the 



earth. 



1 . With fcaly and irregular particles, 

 Sal montanum particulis indetermi- 

 natis. 



a. Grey, and 



I?. White. Thefe are the moft com* 



mon, but the following are 



fcarcer. 



c. Red, 



d. Blue, and 



e. Yellow, from Cracow in Po- 

 land, England, Salzberg, and 

 Tirol. 



2. Criftaliifed rock fait, Sal montanum 

 cry Ji alii fat um. Sal gemmae. 



a. Transparent, from Cracow in 

 Poland, &c. 



SECT. CXXX. 



I. Sea Salt, Sal marinum. 



Is produced from fea-water, or from 

 the water of fait lakes, by evaporation 

 in ::.- fun, or by boiling. 



The 



