r 
( 977 ) 
6 . Gopp^r-Oar, that had no Metal in it vifiblc, 
vitrified in 8 Seconds. 
7. Slag, or Cinder of the ancient Iron-work 
faid to have been wrought by tliQ Saxons, 
ready to run in 29 Seconds and an half. 
the Glafs grovsing hot, burn d wit h much lefs Force. 
8. Iron-Oar Bed at firft, but melted in 24 Se- 
cond:. 
9. Talk began to calcine at 40 Seconds> and 
held in the Focus 64. 
ic. Calculus humanus in 2 Seconds was calcin’d, 
and only dropp’d off in 60. 
]j. An anonymous Fifh’s Tooth melted in 32 
Seconds and an half. 
12. - The Ashejlos feem’d condens’d a little in 
28 Seconds; but it was now fomething 
cloudy : MonC Vilktte fays that the Glafs 
ufually calcines ic. 
13. -A Golden Marchafite broke to pieces, and 
began to melt in about jo Seconds. 
14. A Silver Sixpence melted in 7 Seconds and, 
an half. 
15. A King rT/ 7 /;^««s Copper Halfpeny melted in 
20 Seconds, and ran with an Hole in it in 3 1. 
1 5 . A KmgGeorge*s Halfpenny melted in 16 Se-. 
conds, and ran in 34. 
17. Tin melted in 3 Secondsi 
18 Cafl: Iron in 16 Seconds. 
j 9. Slate melted in 3 Seconds, had an Hole in 6 i 
20. Thin Tile melted in 4 Seconds, had a Hole 
and was vitrifi’d thro’ in 80. 
21. Bone calcin’d in 4 Seconds, and vitrifi’d in 33. 
An Emerald was melted into a Subftance; 
like a Turquois Stone. 
A Diamond weighing 4 Grains loft .i. 
its Weight. yik 
