Page:Theophrastus - History of Stones - Hill (1774).djvu/33

 VII. The Concretion is, in ome of thee Subtances, owing to Heat; and in others to Cold. There is perhaps nothing to hinder but that the Coalecence of ome Kinds of Stones may be occaioned by the one, and of others by the other of thee Caues: though that of the Earths of all Kinds eems owing only to Heat. From thee contrary Caues, however, may happen the Concretion, or Diipation of contrary Subtances.