Fart IV. of the Earth. " i pp 



forth of the Strata^ upon the Stones at 

 the bottoms and fides of the faid 

 Springs: and affixing it upon Sticks, 

 Straws, and other Bodies, and upon 

 the Mofs, or other Plants which hap- 

 pen to grow therein, incrufting them 

 over, in like manner as does the above- 

 mentioned Water of Rivers. 



That when the Heat at^ and upon, 14. 

 the Surface of the Earth is great, it not 

 only mounts up the Water fent from 

 beneath, and, along with it, the lighter 

 Terreftrial Vegetative Matter ^, but * p^rt 

 likewife the very mineral Matter it felf, f^V^; 

 Sulphur, Nitre, Vitriol, and the like; i. 

 the Atoms, or fingle Corpufcles where- ^^''f- ^• 

 of being detach'd from their refpeftive 

 Beds in the Earth, it bears quite to the 

 Surface of it, and the hght and more 

 aftive forts of them up into the Atmo- 

 fphere, (together with the Vapour, 

 whix:h, when condenfed, fklls down 

 again in Rain) in greater or leffer 

 plenty, and to a greater or lefler height, 

 anfwerably to the greater orleiTer quan-^ 

 ^ tity or Intenfenefs of the Heat, 



That wherever there happen to be 

 any extraordinary Difcharges of the 

 Subterranean Heat: either Vulcmds^ 

 or lefler Spiracles^ fuch as thole about 



O 4 - Napk$.^ 



