Mohs Hardness Scale & What Makes A Mineral Hard?
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2 سال پیش
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Video showing the 10 minerals
Video showing the 10 minerals used in the Mohs hardness scale (1822). A view of the minerals and their hardness is shown, coupled with explanations of lattice structures and why the mineral has a specific hardness.
2 سال پیش
در تاریخ 1401/08/16 منتشر شده
است.
787
بـار بازدید شده