Minerals and Metals in Ancient India v1.c16.s2.t4.21
Minerals and Metals in Ancient India v1.c16.s2.t4.21
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v1.c16.s2.t4.21
*Oxide mainly SiO₂, Fe₂O₃ and Al₂O₃
Minerals and Metals in Ancient India v1.c16.s2.t4.21
*Oxide mainly SiO₂, Fe₂O₃ and Al₂O₃