Category:Superhard materials
From Self-sufficiency
This category is for materials with hardness approaching, equalling, or possibly surpassing the hardness of diamond.
Fictional "hardest materials", such as adamantium and scrith, are to be categorized in Category:Fictional materials, not here.ar:تصنيف:مواد فائقة الصلابة it:Categoria:Materiali superduri ru:Категория:Сверхтвёрдые материалы zh:Category:超硬材料
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