CONTENTS, 
x^xl 
Mlneralifed -% 
A. With fulphur alone j 
1. ^2Xm2X^^, Mar cajiie Pyrites ^ 
2. With very little fulphur j 
1. Magnetic J 
2. Non-magnetlc 
J 5 . With arfenic. Mifpickely or 
plate mundic 
C, Sulphurated arfenic, 
Zarnich and Sandarach 
D, the vitriolic acid. Cop-^ 
peras 
E, Phlogifton 
p, other fulphurated and 
arfenicated metals 
Semi-Metals 
A, Quicklilver 
1. Native — 
2. Mineralifed 
A. With fulphur. Cinnabar 
1. Friable 
2. Indurated 
1. Granulated 
2. Radiated 
3. Scaled 
4. Cnliallifed 
B. With fulphur and gold 
C. fulphur and copper 
J 5 . Bifmuth — - 
I. Native — — 
SECT. 
CCXL 
CCXIL 
y ccxiv. 
CCXVL 
CCXVIL 
1 
2. In form of calx - 
3. Mineralifed 
A. With fulphur 
B, With fulphurated iron 
p. Zink or fpeltre ^ 
J. in form of calx 
A. Pure 
I. Indurated 
B. Mixed 
1 . With a martial ochre 
2, boie 
3 ^ - 
CCXVIIL 
CCXVL 
- CCXIXw 
- CCXXL 
CCXXII. 
CCXXIII. 
CCXXIV. 
CCXXV, 
CCXXVII. 
>-CCXXVIII 
lead and iron ochre 
2. Mineralifed 
