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Copper — Mohs 3.0 |
Aluminium — Mohs 3.0 > 2.5 |
Magnesium — Mohs 3.0 > 2.5 |
Zinc — Mohs 3.0 > 2.5 |
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Bornite — Mohs 3.0 |
Chalcopyrite — Mohs 3.5 < 4.0 |
Celestine — Mohs 3.0 < 3.5 |
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Creedite — Mohs 3.5 |
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Brucite — Mohs 3.0 > 2.5 |
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Calcite — Mohs 3.0 |
Rhodochrosite – Mohs 3.5 < 4.0 |
Siderite — Mohs 3.5 < 4.5 |
Azurite — Mohs 3.5 < 4.0 |
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Vanadinite — Mohs 3.5 < 4.0 |
Anapaite — Mohs 3.5 |
Descloizite — Mohs 3.0 < 3.5 |
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Ferrierite — Mohs 3.0 > 3.5 |
Lepidolite — Mohs 3.0 > 2.5 |
Zinwaldite — Mohs 2.5 < 4.0 |
Cavansite — Mohs 3.0 < 4.0 |
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Anhydrite — Mohs 3.0 < 3.5 |
Bowelstone — Mohs 3.0 < 3.5 |
Baryte — Mohs 3.0 < 3.5 |
Crocoite — Mohs 3.0 > 2.5 |
Baryte Rose — Mohs 3.0 < 3.5 |
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