A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c18.s8.18
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c18.s8.18
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v1.c18.s8.18
This makes the process a matter of very little expense and with an anna worth of good crystals of hirakash (the Bengali name of ferrous sulphate), a jamak containing 8 annas weight (for about Rs. 14 worth) of gold can be satisfactorily extracted.