GRAVITY. 
cient here to give those of some of the most 
usual bodies that have been determined with 
the greater certainty. The numbers in this 
table express the number of avoirdupoise 
ounces in a cubic foot of each body, that of 
common water being just 1000 ounces, or 
62-| lb. 
A TABLE 
©F THE SPECIFIC GRAVITIES OF DIFFER- 
ENT BODIES, ARRANGED ALPHABETI- 
CALLY. 
Metals. 
Antimony, crude — 4064 
glass of — 4[H6 
molten — 6702 
Arsenic, glass of, natural — • 3594 
molten — 5763 
• native orpiment — ■ £452 
Bismuth, molten — 9823 
native 9020 
• ore of, in plumes — 4371 
Brass, cast, not hammered — 8396 
ditto, wiredrawn — 8544 
cast, common — 7824 
Cobalt, molten — 7812 
blue glass of — 2441 
Copper, not hammered — 7788 
the same wiredrawn 8878 
— — ore of soft copper, or natural 
verdigr. — — 3572 
Gold, pure, of 24 carats, melted, but 
not hammered — 19258 
the same hammered — 19362 
— Parisian standard, 22 car. not 
hammered — 17486 
• the same hammered — 17589 
«— : — guineaofGeo.il. — 17150 
guinea ol Geo. II [. — 17629 
Spanish gold coin — 17655 
■Holland ducats — 19352 
• trinket standard, 20 car. not 
hamme-ed — 15709 
• tiie same hammered — 15775 
Iron, cast — — 7207 
bar, either hardened or not 7788 
Steel, neithered tempered nor hardened 7833 
' ' ' ‘ ' 7840 
7818 
7816 
7355 
5218 
5012 
11352 
7587 
6072 
6745 
4059 
6558 
6027 
5925 
4756 
4738 
15632 
13568 
9230 
1087 1 
8399 
10218 
6902 
7807 
6648 
6607 
15602 
19500 
hardened, but not tempered 
tempered and hardened 
ditto not hardened 
Iron, ore prismatic — 
— — ditto specular — 
ditto lenticular — 
Lead, molten — — 
ore of, cubic — » 
• ditto horned — 
ore of black lead — 
ditto white lead — 
• ditto ditto vitreous — 
• ditto red lead — 
• ditto saturnite •*— 
Manganese, striated, — 
Molybdena — — 
Mercury, solid, or congealed 
fluent — 
— — natural calx of — - 
precipitate per se 
• precipitate, red — 
brown cinnabar — 
red cinnabar — - 
Nickel, molten — - 
ore of, called kupfernickel of 
Saxe — — 
kupfernickel of Bohemia 
Plalina, purified, hammered 
ditto wiredrawn 
ditto rolled 
Platina, crude, in grains 
purified, not hammered 
Vol. I. 
Silver, virgin, 12 deniers, fjne, not 
hammered — 
* — ditto hammered — 
Paris standard — 
— - — shilling of Geo. If. - — 
shillingofGeo.IIl. — 
“ — French coin — 
Tin, pure Cornish, melted, and not 
hardened — 
* the same hardened — • 
of Malacca, not hardened 
the same hardened — 
ore of, red — 
ore of, black — 
— — ore of, white — 
Tungsten — — 
Uranium — — 
Wolfram — — 
Zinc, molten — — 
Precious stones. 
Beryl, or aqua-marine, oriental 
ditto occidental 
20337 
21042 
22069 
10744 
10511 
10175 
10000 
10534 
10408 
7291 
7299 
7296 
7307 
6935 
6901 
6008 
6066 
6440 
7119 
7191 
Chrysolite, of the jewellers 
of Brazil 
Chrystal, pure rock of Madagascar 
of Brazil — 
European — 
rose-coloured — • 
yellow — 
violet, or amethyst 
white amethyst — • 
* Carthaginian — 
black - — 
Diamond, white oriental — 
rose-coloured oriental 
orange ditto — 
green ditto — 
blue ditto — 
Brazilian — 
— yellow 
Emerald of Peru 
Garnet of Bohemia 
— of Syria 
— dodecaedral 
volcanic, 24 faces 
Girasol 
Hyacinth, common 
Jargon of Ceylon 
Quartz, crystallised 
* — in the mass 
— brown crystallised 
fragile 
milky 
fat, or greasy 
Ruby, oriental — 
spinell — « 
ballas — 
Brazilian 
Sapphire, oriental 
ditto white 
of Puys 
Brazilian 
Spar, white sparkling 
red ditto — 
■ green ditto 
blue sparkling 
green and white ditto 
transparent ditto 
adamantine 
Topaz, oriental — 
— pistachio ditto 
— Brazilian 
of Saxa — ■ 
5.5 
3549 
2723 
2782 
269 2 
2653 
2653 
2655 
2670 
2654 
2654 
2651 
2657 
2654 
3521 
3531 
3550 
3524 
3525 
3444 
3519 
2775 
4189 
4000 
4063 
2468 
4000 
3687 
4416 
2655 
2647 
2647 
2640 
2652 
•2646 
4283 
3760 
3646 
3531 
3994 
3991 
4077 
3131 
2595 
2438 
2704 
2693 
3105 
2564 
3873 
4011 
4061 
3536 
3564 
Topaz, while ditto 
vermilion 
Silicious stones. 
Agate, oriental 
onyx 
cloudy — 
speckled - 
veined — 
stained 
Calcedony, common 
transparent 
veined 
reddish 
* blueish 
Carnelian, pale 
speckled 
veined 
• onyx 
stalactite 
simple 
Flint, white 
— black 
— veined 
Egyptian 
Jade, white 
green — 
olive — 
Jasper, clear green 
brownish green 
red — 
brown — 
yellow 
— violet — 
cloudy 
• veined 
onyx — 
red and yellow 
bloody 
Opal — 
Pearl, virgin oriental 
Pebble, onyx — 
* — of Rennes 
English - 
veined 
stained 
Prasium 
Sardonyx, pure 
pale 
speckled 
veined 
onyx 
blackish 
Schorl, black prism, hexaedral 
octaedral — 
■ — tourmalin of Ceylon 
■ antique basaltes - 
Brazilian emerald 
cruciform — 
Stone, paving 
cutler's 
grind 
mill 
Various stones, earths, Sec. 
Alabaster, oriental white — - 
— ditto semitransparent 
yellow — 
stained brown — 
— veined — — 
of Piedmont — 
of Malta — — 
Spanish saline — 
of Valencia — 
of Malaga — 
Amber, yellow’ transparent — 
sp 
3554 
4230 
2590 
2638 
2625 
2607 
2667 
2632 
2616 
2664 
2606 
2665 
2587 
2615 
2630 
2612 
2623 
2623 
259S 
2613 
2594 
2582 
2612 
2565 
2950 
29 66 
2983 
2539 
2681 
2661 
2691 
2710 
2711 
2735 
2696 
2816 
2750 
262 * 
2114 
2684 
2664 
2654 
2609 
2612 
2587 
2581 
26Q3 
2606 
2622 
259 5 
2595 
2628 
3364 
3226 
3054 
2923 
3156 
3286 
2416 
2111 
2143 
2500 
2730 
2762 
2699 
2744 
2691 
2693 
2699 
2713 
2638 
2876 
1078 
