944 Description of a portable Mineralogical Laloratory. 
A hand mortar of Wedgwood’s ware. Fig. 8. 
Glass funnels in sizes. Fig. 9. 
A cubic inch and ounce avoirdupoise measure. Fig. 10. 
Spatulas of steel, silver, and ivory. 
Glass retorts and receivers. Fig. 11. 
A deep magnifier. 
Cylindrical glass tubes, for observing the changes pro- 
duced in small quantities of fluids, by tests, &c. 
An iron ladle for roasting ores, &c. 
A steel anvil and hammer. 
A collection of matrasses, flasks,and assay jars, in sorts and 
sizes, for effecting solutions, digestions, &c. Fig. 12. 
A steel graver for examining the degrees of hardness of 
minerals. 
Chemical tongs, for removing crucibles out of the fire. 
Polished bars of zinc, copper, and iron. 
A levigating mortar. Fig. 13. 
Glass rods for stirring corrosive fluids. 
A piece of hardened steel—Pieces of well-burnt charcoal— 
A blow-pipe candle—Phials of all sorts—Unsized 
filtering paper—Strips of bladder for luting, and sundry 
other small articles. 
RE-AGENTS, TESTS, AND CHEMICAL PREPARATIONS. 
Sulphuric acid. 
Nitric acid. 
Muriatic acid. 
Tincture cf turmeric. 
Alcohol. 
Borax deprived of its water 
by heat. 
Muriate of gold, 
Muriate of barytes. 
Liquid ammonia. 
Nitrate of silver. 
Potash. 
Succinate of soda. 
Hydrate of barytes. 
Muriate of tin. 
Muriate of platina. 
Oxalate of ammonia. 
Acetite of silver. 
Tincture of galls. 
Tincture of cabbage. 
Prussiate of potash. 
Phosphate of soda. 
Black flux. 
White flux. 
Muriate of ammonia. 
Nitrate of potash. 
Nitrate of lead. 
Litmus, turmeric and Brazil 
wood papers. 
A person provided with such an assortment of instru- 
ments, tests, &c. may perform the analysis of any ore, 
earth, or other substance of the mineral kingdom. He 
may perhaps accasionally want a few other articles which 
are not contained in the chest; but all these may easily and 
instantly be prepared; and others, suchas the common or 
impure 
