Contents of the Chapters. 
PART the FIRST. 
C HAP. I. Concerning the Configuration 
and Cryflals cf Salts and faline Sub- 
fiances, page i 
Chap. II. 'The Method of prepaying Salts and 
faline Subfiances, for the viewing their Con¬ 
figurations, 10 
Chap. III. Of Salts in general, 16 
Chap. IV. Of Dijfolution, 19 
Chap. V. Of Cryjlalization, 21 
Chap. VI. Directions for making a Collection 
of the Solutions of Salts and faline Sub- 
fiances, and preferving them always in 
Readinefs to be examined by the Micro- 
fcope, 32 
Chap. VII. A general Explanation of the 
Plates , with fome farther Thoughts on the 
Cryflals and Configurations of Salts, 37 
Chap. VIII. Of Gem Salt , Sp ring. Salt $ and 
Sea Salt , 50 . 
Chap. IX. Nitre or Salt Pet re , 62 
Chap. X. Of Vitriol in General, 75 
Chap. 
