The Arcana of Arts and Sciences, Or, Farmers' & Mechanics' Manual; Containing a Great Variety of Valuable Receipts and Useful Discoveries, in the Various Departments of Human Knowledge Many of Which Were Never Before Published (Paperback)

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1824 Excerpt: ...other met its making tnem gener iliy soit, or brittle when the proportion of mercury is large. Method of obtaining Mercury. R-dure two pans ol cinnabar (red lulphuretol mercury) to a powder, and mix one pirt of i'on filings; p it lite mixture into a swie retrn ao 1 direct the neck..f it iute a bottle, or receiver filled water, and-ippiy heat unlil the retort is red hot. 1 he mercury will then be Obtained in a s ale of piritv. Tellurium I a new met A lately discovered. It is generally found with oie which contains gold. It is of a Whitish colour liiie iin. inclining to a Kiev, with a lex ure lam elated like antimony. It l- one. f the 'nost f isi'ile of metals, melting as easi.y as tin, and when volatilized er-i s an' edour like that of radishes. Specific gravity, 6 115. Tellurium is ob ained in the following manner: Mix the oxoid of tellurium info a piste with i litti(c) linseed vii, and put into a cmciole or raaH illass rttoiu AS the oil becomes decomposed, brilliant metalic drops Will Goilestin the upper part uf the vesstli Antimony. Antimony is seldom found in Its native state, but is then of a mstalic lustre, ncl found tn masses or lumps of various sizes, of a colour between that of tin and silver. It is also found in the state of an oxoid or antU monial ochre, but moat commonly Combined with sol. phur (the grey ere, or sulphuret of antimony) in which state it is of a bluish or steel gtey colour and of a beautiful metalic lustre. Specifis gravity 6-702. When obtained from its ores it is brittle, and so hard that it will scratch vnost other metals, and by-fusion will unite with them (except with mercury, ) making them brittle. To obtain Antimony. Heat 33 parts of iron filings ta redness, and projeci on them by degrees l00 parts of antimony, (t.