PHYSICAL ayy LITERARY. 363 
chalybeate principle of this water, tho’ not 
much nor fuddenly. 
© Tuts water feems to belong to the clafs of 
the aquae Martiatae; for it effervefces not 
with acids,"like the acidulae and thermae'; nei- 
ther is its volatile iron principle fo volatile as 
theirs: hence in general, it may be faid to be 
aperient and ftrengthening, both when ufed 
internally and externally : whence it muft be 
of ufelin difeafes where the folids are relaxed 
and the blood ‘too watery and'weak. But, 
altho’, when the principles of a mineral wa- 
ter are known, -we may, from analogy, de- 
duce its virtues in particular difeafes ; yet, as 
this method is not fo certain, no reafoning 
being equal to experience, I fhall confine my-= 
felf to the laft ‘alone; tho’ it is to be pre- 
famed, that there have not been yet fuffici- 
ae opportunities of difcovering . all. the. vire 
tues of-a ‘water fo lately found out: Howe: 
ver, it has been obferved to be of great nfe i in 
. curing, itchy, hot, tettarous | eruptions, old 
4 ob{tinate ulcers and fores, » internally ufed, 
| and exteriially applied: it has jikeways been 
of great fervice in diforders of the ftomach 
and bowels; in the. bloody flux; ‘bloody u> 
tine; fpitting’ of blood; immoderate flux 
of 
