搜尋:mineral 在 知識單元 分類當中

符合的藏品

中文名:金剛石

is the hardest mineral known(H10). Due to the high hardness and melting point and insoluble to acidity.....more

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中文名:石墨

and streak of graphite is black, the same as diamond, a carbon mineral. However, due to different.....more

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