Minerals and Metals in Ancient India v1.c28.s8.t4.3

v1.c28.s8.t4.3

| | Percentage Composition | | | | Impurities |
| | Cu | Sn | Zn | Pb | |
| **Pure Copper Samples** | | | | | |
| 1. | 97.85 | 0.20 | 0.10 | 0.05 | Fe, Ni |
| *2. | 97. 14 | 0.08 | — | 0.04 | Fe, Ni |
| **High Tin Bronze** | | | | | |
| 3. | 75.54 | 23.68 | — | — | Fe, Ni, Sb |
| ** 4. | 76.98 | 16.19 | — | 2.78 | Fe, Ni |
| 5. | 78.75 | 15.60 | — | 2.55 | Fe, Ni |
| 6. | 80.84 | 15.09 | 0.05 | 3.06 | 1.3 %. Fe, Ni |
| 7. | 81.23 | 14.62 | 0.44 | 2.64 | Fe, Ni |
| 8. | 79.60 | 9.10 | — | 5.00 | 5.8 % Fe, Ni |
| 9. | 82.99 | 8.99 | 1.81 | 3.12 | 4.2 % Fe, Ni |
| 10. | 80.20 | 8.90 | — | 5.17 | 3.86 Fe, Ni |
| 11. | 82.15 | 8.70 | 0.06 | 5.93 | 2.7 % Fe, Ni, S |
| **Brass** | | | | | |
| 12. | 79.98 | 1.29 | 16.00 | — | Ni |
| 13. | 78.95 | 0.74 | 15.15 | 3.03 | 1.47 % Fe, Ni |
| 14. | 85.25 | 1.15 | 7.54 | 3.10 | 2.4 % Fe, Ni, As, Sb |
| **Minor Alloying** | | | | | |
| 15. | 93.07 | 1.93 | 1.91 | — | 2.1 % Fe, Ni |
| 16. | 91.62 | 1.19 | 2.61 | 2.22 | Fe, Ni |