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Rub all these-lead ga. 5, mercury ga. 5, relalgar ga. 5 and orpiment ga. 5 with the juice of Bandāli (Loranthus Longifolia) for 3 days, Next fill all (these things) into the horn of a cow, next give a seal into the month of the horn with a piece, of earthen potsherd. Then put a seal on all sides by grinding molasses and salt.
Next put 7 layers of cloth and clay over the horn and dry it up. Then give it fire of fioat's dung up to 23 days. Next on its getting cooled down, give (mix) the essence-ga 1 into tin gadiyānā 64, Pour tin into water of Eugenia (=Iambolana) 108 times There becomes silver.1
Take mercury tā. 1 and sulphur tank. 1 and next rub them with buffa rechinata (Kutarabalahi) for 4 praharas. Mix 1 māsā of the essence into
1 tola of tin, next spread out cowdung over it by pressing it on palm. There becomer silver."
The Chemical processes of increasing carats of gold and silver.
Take one between the two-a little lime and natron. Bring green bark of jambu (jambulanum) and mango trees. Take out juice by grinding them. Srinkle (or spread out) it on the gold-leaf having 11 carats by heating and heating it. The original carat (i. e. 11) increases to 13 and 14 carates. increases. 3
The process of increasing carats of gold
Put these four-paripā (mineral calamine ?) (or a kind of mineral) and borax tā. 1 sal-aammoniac tā. 1, surokhāra (a kind of oxide) tā. 1 into the juice of Elephantopsus scaber (galajibhi) and stir them up. Make three leaves of copper and brass and quench them into that medicinal juice 5 and 7 times If light gold leaf of 3 carats is made and quenched into that rasa, there become carats 4 and 5 respectively, quench the gold leaf into the oil of Anacardium by melting it, as a result its carat increase to. 7. There takes place the increase of two carats.
1. SRSS., Ch. 13. 14 2. SRSS., Ch. 13. 17 3. SKSS., Ch, 13. 26 4. SRSS., Ch. 5. 21 5. SRSS., Ch. 5. 22
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