CII42] 
which it is extracted, with a concentration of the colour 
and virtue of it extracted and exalted by a proper Men^ 
Jlruum-, this he applyes to the pretendedT^wS^^r^j- of Coral^ 
thelaft of which he mentions is of a CQrt^in Chjmijl at 
Paru, who with the phlegm of the dillilled water of the 
Air gathered at a certain time, can extract not only the 
Sulphur hut tliQ Salts oi Coral, which appear in a CubicJ^ 
form upon evaporation in the Sun, the reft of the titiUure 
fwimming over it like juice of Berberry s , the conclu- 
fion is of the ufeof it, which he allows to be great in 
ftrengthening the tone of the inward parts, quelling the 
efFervefcencies of the blood, Sec. which efFe<Sts are alte- 
rable by the Menjiruum with which they are drawn. 
T\xciomt\\ tr2id:is De pnejcriptione For mularum in Ge- 
^^r^, inwhich he confiders the matter which confifts oi 
the ingredients of all three Kingdoms; the form is no- 
thing but the order, proportion, manner of prefcnbing, 
and the certain texture into which the matter does by 
mixture combine. 
Concerning the ingredients, refpeQ: is to be had to 
their quantity according to its three dimenfions, longi- 
tude in their number, latitude in their dofe, profundity 
in themafs or confiftencej their quality is that apparent 
limilitude and contrariety both in refpe£t to one another 
as to the body of the patient, fo that he requires as previ- 
ous to the writing a receipt the exa6t knowledge of the 
Materia Medica, and an exadt skill in their preparation, 
and having layd down neceflary rules and cautions to 
be obferved in prefcribing, he gives examples under feve- 
ral claflesof Powdersi Pills, Mixtures, Infufions and de- 
codtions, and ointments^ as to thefe latter he gives thefe 
two cautions, i. that they confift of a volatile matter, 
andeafy to be diflblved. 2. that nothing be mixt which 
will notadmit of a total and equal folutioii. 
Next follow s his trait which he calls Farva Magnorum 
i^Iorboruminitia, where having proved by indu(3;ion of 
ievera 
