Rasaratnākara (Rasāyanakhaṇḍa)

The Surasundarī Vaṭikā The Divine-Beauty Pill

One part gold, one part kānta lodestone, two and a half parts silver, (48) three parts essence of mica, and six parts copper powder. Grind all this finely in a mortar for three days (49) with the sour group of substances and cook it for three days in a ḍolāyantra with kāñjī sour gruel; the Surasundarī pill is produced. (50) Held in the mouth, it destroys old age and death. Consume one karṣa of bhūtāravaṭa a plant root with milk. (51)

The Vajratuṇḍā Vaṭikā The Diamond-Beak Pill

Gold, silver, arka copper, muṇḍa iron, vaṅga tin, sīsaka lead, and essence of mica. Take all of these as equal powders and add a portion of calcined diamond. (52) Add an equal amount of pure mercury and grind all with the juices of divine herbs for one day, then melt the Vajra-nandhi a process involving diamond. (53) The Vajratuṇḍā pill is produced. Held in the mouth, it destroys old age, death, and weaponry within a year. (54) One becomes diamond-bodied, immensely powerful, and lives for three hundred years. Extract the juice of kumārī Aloe vera and mix it with jaggery. (55) Consume one pala of this krāmaka assimilation paste; it is the permanent vehicle.

The Kāmasundarī Guṭikā The Desire-Beauty Pill

One part gold powder and three parts pure mercury. (56) Add one-fourth part of calcined diamond and grind it all in a mortar for a day with juices from kṣīrakanda milky tuber (57) and devadālī Luffa echinata. Add kānta lodestone powder and an amount equal to the diamond. (58) Melt the Vajra-nandhi; the Kāmasundarī pill is produced. When held in the mouth, it destroys old age and death. (59) Consume three niṣkas of brahmataila sacred oil mixed with two palas of cow's milk; one lives for a hundred thousand years.

This page details the Surasundarī, Vajratuṇḍā, and Kāmasundarī pills, emphasizing that these specific metallurgical blends, when processed with divine herbs, grant the practitioner physical invulnerability and near-immortality.