i$6 De Calcinatis.

JE S USTUM.

Ex citrino Sulpfiure, 5c Cupri laminis in vafe figulinofiat itratum fupra ftrarum, iraut fummum pariter,at-que infimum ex Sulphure ftratum fit : deinde vafe in-ter accenfos carbones collocato ignis augearur adSuI-phuris deflag' ationem. Remanens materia fi facile pul-verari nequeat , novo Sulphure adjecto iterum calcine-tur : rum Acjua calida ablutus Pulvis ficcetur .

ALUMEN USTVM.

In tetreo vafe tandiu calcvnetut Alumen , dum totumdefeibucrit, & poroium penitus, acvelutifpongiofumevafcrit.

ANTIMONIUM 'DIAPHORETICUM:

MjL Antfmonii Hungariei . . . Iibram unam yNitri purificati. ...... librastres:

In fubtilem pulverem feparatim tere : rum /Imul per-mifta in ollam candencem iteratis vicibus projice : cumdetonuerint, ad horx dimidium igne valido caleina :fpatha ferrea materiam fepe revolve, ut xqne omnisconflagrare poflit *. indequeeamadhuc calidam exime :in Aquam ferventem injice : agita ,& Aquam albidamin fi.rile vitrcatum erlunde : poft aliam pariter caiidamrefidux materia: fuperadde, agita, & per inclinatioflemdcfunde, donec clara maneat , & fa?ces dumraxat fu-■perfint. Acjuas omnes cffufas, ac rurhidas per telam

laxam