Copper 10000 to 8519 -- 8148 Gold ---- to 8513 -- 8560 Zinc ---- to 8390 -- 7693 7458 Silver ---- to 7778 -- 7895 Stone calcareous hard ---- to 7304 -- 6963 Gres ---- to 6552 -- 6517 Glass ---- to 5862 -- 5506 Lead ---- to 5718 -- 6643 Zinc ---- to 5658 -- 6000 Clay ---- to 5185 -- 5185 Bismuth ---- to 4949 -- 6060 Antimony ---- to 4540 -- 5827 Oker ---- to 4259 -- 3827 Chalk ---- to 3684 -- 4105 Gypsum ---- to 2368 -- 2947 Wood ---- to 1552 -- 3146 COPPER, with Gold 10000 to 9136 -- 9194 Zinc ---- to 8571 -- 9250 7619 Silver ---- to 8395 -- 7823 Marble common ---- to 7639 -- 8019 Gres ---- to 7333 -- 8160 Glass ---- to 6667 -- 6567 Lead ---- to 6179 -- 7367 Lead ---- to 6179 -- 7367 Tin 10000 to 5746 -- 6916 Stone calcareous tender ---- to 5168 -- 5633 Clay ---- to 5652 -- 6363 Bismuth ---- to 5686 -- 5959 Antimony ---- to 5130 -- 5808 Oker ---- to 5003 -- 4697 Chalk ---- to 4068 -- 4368 GOLD, with Zinc 10000 to 2474 -- 9304 8422 Silver ---- to 8936 -- 8686 Marble white ---- to 8101 -- 7863 Marble common ---- to 7342 -- 7434 Stone calcareous hard ---- to 7383 -- 7516 Gres ---- to 7368 -- 7627 Glass ---- to 7103 -- 5232 Lead ---- to 6526 -- 7500 Tin ---- to 6324 -- 6051 Stone calcareous soft ---- to 6087 -- 5811 Clay ---- to 5811 -- 5077 Bismuth ---- to 5658 -- 7043 Porcelain ---- to 5526 -- 5593 Antimony ---- to 5395 -- 6348 Oker ---- to 5349 -- 4462 Chalk ---- to 4571 -- 4452 Gypsum ---- to 2989 -- 3293 ZINC, with