Minerals and Metals in Ancient India v1.c29.s5.55
Minerals and Metals in Ancient India v1.c29.s5.55
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v1.c29.s5.55
Ill. 1.33 Fly-whisk bearer (camaradharini). Fr om Akoṭa. Maitraka, seventh century AD. Analysis: copper 73.2%, Sn 2.2%, Zn 10.7%, Pb 11.3% and Fe 1.4%. Metallography reveals lead precipitation, annealing below the recrystallisation temperature and heavy cold working.