ioo Mr. Hatchett’s 'Experiments on the various Alloys, 
Table I. 
, (continued.) 
Gold variously alloyed. 
Specific Gravity. 
car. grs. 
Gold, 23 si 
Cast steel 
- 
oz. dts. grs. 
O 18 IO ] 
O 1 14 J 
, - - 16,840. 
Gold, 23 si 
Pure iron 
Copper 
— — 
O l8 IO 1 
O O 19 
O O 19 J 
- - 17.125. 
Gold, 23 31 - 
Tin 
- 
O 18 IO ] 
O 1 14 | 
- - 17.307- 
Gold, 23 31- 
Tin 
Copper 
O l8 IO 1 
O 0 19 
0 0 19 J 
- - 17,278. 
Gold, 23 31- 
Copper 
Tin 
— — 
O l8 IO 'l 
0 1 6 1 
0 0 8 J 
- - 17.352- 
Gold, 23 31- 
Lead 
_ 
0 ,18 10 ] 
° 1 14 ] 
18,080. 
Gold, 23 31- 
Lead 
Copper 
- 
0 18 10 1 
0 0 19 1 
0 0 19 J 
- - 17.765- 
Gold, 23 31- 
Copper 
Lead 
— — 
0 18 10 1 
016 
0 0 8 J 
17,312, 
Gold, 23 si 
Copper 
Lead 
- 
0 18 10 -j 
0 1 10 
0 0 4 J 
- 17.032. 
Gold, 23 si 
Copper 
Lead 
- 
O l8 30 'l 
0 1 iSi} 
0 0 o|-J 
16,627. 
