Minerals and Metals in Ancient India v2.c45.s4.10
Minerals and Metals in Ancient India v2.c45.s4.10
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v2.c45.s4.10
Five varieties of añjanas or collyrium were described: sauvirāñjana, srotāñjana, nīlāñjana which were antimony sulphide, carrollite (copper-cobalt sulphide) etc.