📅 NSB MS 2016🎓 MS🔄 Round 2#️⃣ Question 8❓ TOSS-UP✍️ Short Answer
One of the qualitative characteristics used in evaluating minerals by their scratch resistance was invented by a mineralogist in 1812 and is used today. What is that scale called?
✔️Answer:MOHS SCALE OF HARDNESS
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