246 On the Animal Calculus. 
Symptoms which are ranged under this one 
“ general Name, if they do not entirely owe 
their Birth to the Malignity of this Element, 
do however acknowledge it to be their 
main and principal Caufe. 
21. And indeed Hippocrates himfelf, as 
he has very plainly decypher’d this Difeafe 
<c [prorrhet^ 1 . 1. c. 16.) by the Title of 
c-TrXvtvzg oc great Milt s \ fo he does 
very particularly in another Treatife {de AerCy 
Aqtiis & Locis, fub finem) take notice, chat 
“ drinking of Jlagnating Well WaterSy muft 
ncceflarily induce an ill Difpofition both of 
the Mdt and Belly. 
22. “ If we enquire into the Reafcn of fuch 
“ ill EfFeds, we mufl: confider that Clay is a 
Mineral Glebe ^ and that the grofs Particles 
and metallick SAts with which Waters paf 
ling thro’ fuch a bottom do abound, are, as 
Dr. Ltjler obferves, not to be maftcred, that 
they are indigediblc in the human Body. 
De Font lb, Med. Angl. P, 2. pag, yj. Not 
only therefore will chefe caufe, as he very 
well argues, calculous Concretions in the 
KidnieSy Bladder mnd Joints \ and as Hippo- 
crates experienced, hard Swellings in the 
Spleen 5 but they muft neceflarily oftentimes 
by 
