320 



Hydrostatics. 



Specific Gravities of the more remarkable Substances. 



Platinum, purified, . . 



hammered, . . 



laminated, . . 



drawn into wire, 



Gold, pure and cast, . . 



hammered, . . . 



Mercury, 



Lead, cast, 



Silver, pure and cast . . 



hammered, . . 



Bismuth, cast, .... 

 Copper, cast, .... 



wire, 



Brass, cast, 



wire, 



Cobalt and nickel, cast, . 



Iron, cast, 



Iron, malleable, . . . 



Steel, soft, 



hammered, . . . 



Tin, cast, 



Zinc, cast, 



Antimony, cast, .... 

 Molybdaenum .... 

 Sulphate of barytes . . . 

 Zircon of Ceylon, . . . 

 Oriental ruby, .... 

 Brazilian ruby, .... 

 Bohemian garnet, 

 Oriental topaz, .... 



Diamond, 



Crude manganese, . . . 



Flint glass, 



Glass of St. Gobin . . . 



Fluor spar, 



Parian marble, .... 

 Peruvian emerald . . . 



Jasper, 



Carbonate of lime, . . . 

 Rock crystal, .... 



Flint, 



Sulphate of lime, . . . 

 Sulphate of soda, . . . 

 Common salt, .... 

 Native sulphur, .... 



Nitre, 



Alabaster, 



Phosphorus, 



1,19 



0,92 

 0,82 

 0,74 



19.50 Plumbago, 1,86 



20,33 Alum, 1,72 



22,07 Asphaltum, 1,40 



21,04 Jet, 1,24 



19,26 Coal, from . . . 1.24 to 1,30 



10,36 Sulphuric acid, .... 1,84 



13,57 Nitric acid, 1,22 



1 1,35 Muriatic acid, .... 



10,47 Equal parts by weight of 



10.51 water and alcohol, . . 0,93 

 9,82 Ice, 



8,79 Strong alcohol, . . . 



8,89 Sulphuric aether, . . 



8.40 Naphtha, 0,71 



8,54 Sea water, 1,03 



7,81 Oil of sassafras, ... 1,09 



7,21 Linseed oil, 0,94 



7,79 Olive oil, 0,91 



7^83 White sugar, 1,61 



7,84 Gum arabic and honey . 1,45 



7,30 Pitch 1,15 



7,20 Isinglass, 1,11 



4,95 Yellow amber, .... 1,08 



4,74 Hen's egg, fresh laid, . 1,05 



4,43 Human blood, .... 1,03 



4.41 Camphor, 0,99 



4,28 White wax, 0,97 



3,53 Tallow, 0,94 



4.19 Pearl, 2,75 



4,01 Sheep's bone, .... 2,22 



3,50 Ivory, 1,92 



3,53 Ox's horn, 1,84 



2,89 Lignum vitae, 1,33 



2,49 Ebony, 1,18 



3,18 Mahogany, 1,06 



2,34 Dry oak, 0,93 



2,78 Beech, 0,85 



2.70 Ash, 0,84 



2.71 Elm,. . . . from 0,80 to 0,60 

 2,65 Fir, . . . from 0,57 to 0,60 



2,59 Poplar, 0,38 



2,32 Cork, 0,24 



2.20 Chlorine, 0,00302 



2,13 Carbonic acid gas, . . 0,00164 



2,03 Oxygen gas .... 0,09134 



2,00 Atmospheric air . . 0,00122 



1,87 Azotic gas, .... 0,00098 



1,77 Hydrogen gas, . . . 0,00008 



