Nitre, nfitive, 28 
Obsidian, .9 * 
Octohedrite, 46 
Olive ore, 35 
Olivine, 14 
Opal, 8 
Orpiment, 47 
Orthite, 2 
— Palladium, 29 
- Pea stone, 22 
Pearl sinter, 6 
Pearl stone, 9 
Petroleum, 1 
Pharmacolite, 47 
Phosphorite, 25 
Pimelite, 7 
Finite, 17 
Pistacite, 14 
Pitch ore, 47 
Pitchstone, 9 
Platina, 29 
Pleonaste, 2 
Potash, nitrate of, 28* 
Pot stone, 17 
Prase, 5 
Prehnite, 11 
Pumice, 9 
Pycnite, 3 
Pyrites, common, 37 
Pyrope, 13 
Pyrophysalite, 3 
Pyrorthite, 2 
Pyrosmalite, 40 
Quartz, 5 
^ Quicksilver, native, 20 
Realgar, 47 
Tabular-spar, 21 
SALOON. 
Retinasphaltum, 1 
Talc, 17 
-- 
Rock crystal, 4 
Tantalite, 2 
Nat. Hist. 
Rock salt, 28 
Tellurium, ores of, 47 
Rockwood, 16- 
Tile-ore, 7 
’ 
Rubellite, 3 
Tin, ores of, 45 
Ruby, 2 
Titan-shorl, 46 
Ruby-copper, 33 
Titanium, ores of, 46 
Ruby-silver, 31 
Topaz, 3 
Rutile, 46 
Tourmaline, 3 
Salite, 14 . 
Tremolite, 15 ' 
Tungsten, 45 
Sapphire, 2 
Turquois, 2 
Scapolite, 11 
Scheel-ore, 45 
Uranium, ores of, 47 
Selenite, 25 
Serpentine, 18 
Velvet-copper, 35 
Shorl, 3 
Vesuvian, 13 
Siderite, 5 
Silver, native and oresvWad, 40 
of, 30, 31 
Wavellite, 2 
Silver-block, 31 
Wernerite, 11 
' 
Silver-glance, 30 
Witherite, 27 
Sinter, 6 
Wolfram, 45 
Slate spar, 21 
Wood-opal, 8 
Soda, salts of, 28 
Wood-stone, 8 
Spbene, 46 
Wood-tin, 45 
Spinel, 2 
Spodumen, 12 
Yenite, 14 
Staurolite, 13 
Yttrocerite, 24 
Steinheilite, 5 
' 
Steatite, 18 
Zeolite, 10 
Stilbite, 10 
Zircon, 2 
Stinkstone, 22 
Zinc, salts and sulphu- 
Stones, meteoric, 36 
rets of, 28, 44 
Strontian, salts of, 27 
Zinc vitriol, 28 
Sulphur, I 
Zoisite, 14 
