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time • Where aifo occafion is taken to dtfcoutfe of the O 
riginal of Difeafes, and cure of Poyfonous ones. Secondly, 
of t he wonderfu l Mature of Sulphur, Antimony , §)nhk? fiber s 
their origin© and qualities 5 together with the predudioos 
of Corals and ? earls. 
In the tenth : Fird of Metallurgy , and the way how that 
tmduousBody, out of which Mettals are produced, is ela- 
borated by Nature, and what therein are Sulphur, Salt , and 
Mercury 5 befides, what it is that renders Mettals fluid in 
the Fire, but not Stones and Vegetables &e. Secondly, of 
the Requires to a perfed knowledge of the Met alii ck. Art, 
and of the Qualities of the matter $ then of the Dif- 
eafesof Mine-men, and their Cure, and the ways'of pur- 
ging the Mines of the Airs malignity 5 as aifo oi Met alio - 
%nomy, or the Ogos of latent Mettals, and by what Art they' 
may be difeovered. Thirdly, feveral Accounts fgnttothe 
Author, upon his Inquiries by the Miae-mafters themfelves, 
or other chief Over-feers of the Mine- works, touching the 
variety, nature and properties of Minerals, and the many 
Accidents happening in Mines, particularly the Hungarian 
omsatSchemnitZ) andthofeof Tyrol. Fourthly, of feve- 
ral both Hydraulic 4 and Wind’. Engines, to free the Mines 
from Water and noxious damps. Fifthly, Of the way of 
working Mettals, Gold, Silver, Copper, Iron, and parti- 
cularly of the method ufedat Votoji in Peru, of extrading 
the Silver out of the Mineral ; to which is added, a Dif- 
eourfe of Salt pits, and the way of making Salt. 
In the eleventh , Firft, of Alchimy , its Original and An- 
tiquity, the Veffels and Inftrumeats belonging thereunto® 
Secondly, of the Philofophers stone , what is meant by it, 
and whether by means thereof true Gold can be produced ? 
And in general, whether there be any fuch thing, as a true 
and real Tranfiimtation of one Metal into another ? Where 
are delivered the feveral Proccffes of the reputed Adepti , 
May mund Lulls, Azoth , Arnold de Villa nova, Faracelfus, Sen* 
divogiusfiic, but all exploded as falfe and deceitful. Thirdly, 
of 
