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30
by saturation with different things and last of all it should be washed with water. 1
According to the Rasaratna Samuccaya, the process of purifying sulphur is as follows:
Cook sulphur in milk for one ghadi and then wash it in water. Next put butter milk into an iron pan and cast sulphur into it, then cook it. When sulphur gets melted, filter it with a piece of cloth.
The part of stone and other parts go out of the purified sulphur. The poison of sulphur gets combined as a point automatically.2
In the Suvarna-Raupya-Siddhi-Sastra many medicinal values of sulphur, for the remedy of diseases have been stated. Besides, there is given some description of the process of making oil from sulphur.3
The process of making Sulphur oil
(1) Rub together these two-sulphur-1 sr. and sr. Put the juice of mango 1 sr. into their mixture. If there is the sunshine, put the juice (in it), otherwise not. Thus do it for a month. If the sunshine is strong, do it, if there is cloud do not do it. The process pierces seven leaves under and seven leaves over. True.4
(2) Give 21 patas (roastings) of ripe leaves of Calotropis to sulphur 2 srs; oil comes out in the sunshine in a patalayantra. True.
Fixation of Sulphur
Fill sulphur into a bulb of onion and cook it by giving it fire for 2 praharas. Sulphur gets5 fixed."
1. Karañjairaṇḍatailena drāvayitva ca dughake /
Sincedunmattaniryase tiiņ vārāṁstām pṛthak prthak //
3.
Jvālinībijacurṇena matsyapittaiśca bhavayet //
Bhṛngāmbhasā vā saptāhaṁ bhāvitaḥ kṣālito ambhasă // Rasarṇava 7/68-69.
2. Payahsvinno ghatimatram varidhauto hi gamdhalaḥ / gavajyavidruta vastad-gatilaḥ śuddhimṛcchati// evam samsodhitaḥ so' ayam pāṣāṇānambare tyajet/ ghṛte visam tuṣākārām diṇḍatvameva ca//
Rs. 3. 21-22. vägbhat.
SRSS., 14, 15,
SRSS. Ch. XIII, 2, 1
4.
5. Ibid., Ch. V. 35
6. Ibid., Ch. XI. 32
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