Question

1. Which mineral is the hardest_Diamond
2. Name 2 minerals that could scratch topat
3. Which mineral is harder, feldspar or quartz
4. Which mineral is the softest?
S. Which mineral can scratch glass but not a steel file?
6. What number on the hardness scale is apatite?
7. Name 2 objects that could scratch gypsum,
8. What number on the hardness scale is corundum?​

Answer 1

Answer:

1. Diamond
2. Soft things and mohs'
3. Quartz
4. Talc
5. Fluorite
6. 5
7. calcite, gypsum
8. 9