7.1908
Molten bismuth 9.8227
Molten cobalt 7.8119
Molten arsenic 5.7633
Molten nickel 7.8070
Molten antimony 6.7021
Crude antimony 4.0643
Glass of antimony 4.9464
Molybdena 4.7385
Tungstein 6.0665
Mercury 13.5681

Sec. 2. _Precious Stones._

White Oriental diamond 3.5212
Rose-coloured Oriental ditto 3.5310
Oriental ruby 4.2833
Spinell ditto 3.7600
Ballas ditto 3.6458
Brasillian ditto 3.5311
Oriental topas 4.0106
Ditto Pistachio ditto 4.0615
Brasillian ditto 3.5365
Saxon topas 3.5640
Ditto white ditto 3.5535
Oriental saphir 3.9941
Ditto white ditto 3.9911
Saphir of Puy 4.0769
Ditto of Brasil 3.1307
Girasol 4.0000
Ceylon jargon 4.4161
Hyacinth 3.6873
Vermillion 4.2299
Bohemian garnet 4.1888
Dodecahedral ditto 4.0627
Syrian ditto 4.0000
Volcanic ditto, with 24 sides 2.4684
Peruvian emerald 2.7755
Crysolite of the jewellers 2.7821
Ditto of Brasil 2.6923
Beryl, or Oriental aqua marine 3.5489
Occidental aqua marine 2.7227

Sec. 3. _Silicious Stones._

Pure rock cristal of Madagascar 2.6530
Ditto of Brasil 2.6526
Ditto of Europe, or gelatinous 2.6548
Cristallized quartz 2.6546
Amorphous ditto 2.6471
Oriental agate 2.5901
Agate onyx