Cakradatta (Cikitsasangraha) 65.156

65.156

tāmrādvarhiṇakaṇṭhābhaṃ tīkṣṇoṣṇaṃ pacyate kaṭu .
yattu guggulusaṅkāśaṃ tiktakaṃ lavaṇānvitam .. 155 ..

That from copper resembles a peacock's neck, is sharp, hot, and pungent in post-digestive effect. / But that which resembles guggulu, is bitter, salty, // 155