Q & A details -Tungsten carbide and hematite/magnetite come to mind. Hematitie and magnetite aren't really proper metals, but they are used in jewelry and contain a lot of iron.

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Tungsten carbide and hematite/magnetite come to mind. Hematitie and magnetite aren't really proper metals, but they are used in jewelry and contain a lot of iron.

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Tungsten carbide and hematite/magnetite come to mind. Hematitie and magnetite aren't really proper metals, but they are used in jewelry and contain a lot of iron.

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0861788249

0861788249 2017-01-09 09:27:52

Tungsten carbide, at 15.8, looks pretty high to me.
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Tungsten carbide and hematite/magnetite come to mind. Hematitie and magnetite aren't really proper metals, but they are used in jewelry and contain a lot of iron.

Other answers

Tungsten carbide, at 15.8, looks pretty high to me.

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