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L E A D. LEAD, which ii the metal whole efenfity I. next in order to that of gold, affords a glafs of the colour of the Hyacinth, a gem whole dibingoithin

charafter is, that it is red with an admixture of yellow, the fame colour which by writers iSs optics is called orange.

s. Lead, kept in fuGon for a confiderable time, in a Wong crucible and a very violent heat, is reduced to a glafi of the colour of that gem R]. s. Lead reduced to litharge, and melted with one third or fourth pint of it's weight of fand, in a

covered crucible, in a flrong fire for two or three hours, unites with the fend into an oraigc_ celeuri'dglaJa like the former [if.

3. Waft of Lead is mentioned by (corral authors,

au a compofition proper, without the addition of any other ingredient, for imitating the Hyacinth [n]. (it) Flan Saturnistio, chap. It. Henckel dc appropriatione, cap. ii. koa. [I] .1 tinker, Confpedi. Cbein. tab. Km r aya. eaipe Lhhargyrii parte, trey, aren. nitido pattern imam s sidle imponantur fern per 3 cower hora, tenuiffone fandannir, quo Wei anatain iluentens in ealiduin snortarisie stand., et habebis vitro. pellundum, Ilyacimthixi /nem alwis.

(ia) Siwe's &taw, p ago. Gal melted into glals with f.nd it the foundation of intim. inq all the coloured terns : In, thi. gll. d011 will inferable the

Hy.in h. dc.

Merrees Note, to Nevi, chaw 6x. Our st.107 mentions roc liperiaist Nan plefi rf lead. Bap. Pone fupplics you with it, I. er r. 7. in tilde words To make

LV.

D

SILVER.

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charafter is, that it is red with an admixture of next in order to that of gold, affords a glafs of the colour of the Hyacinth, a gem whole...

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