Answer:
Step-by-step explanation:
Diamond will be the hardest to sctrach.
- Diamond Hardest
- Corundum
- topaz
- Quartz
- Feldspar
- apatite
- Flourite
- Calcite
- Gypsum
- Talc Softest
2. crystal form, hardness, fracture or cleavage, luster, color, streal and density
3. Yes you may be. Most minerals can be characterized and classified by their unique physical properties: hardness, luster, color, streak, specific gravity, cleavage, fracture, and tenacity.
4. So that you may be sure that you may be more sure that is that mineral