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Moh's Hardness scale
1 is softest 10 is hardest on Moh's scale
| Question | Answer |
|---|---|
| On the Moh's hardness scale , which of the following minerals is the hardest ? A. gypsum (2) B. talc (1) C. topaz (8) D. clacite (3) | topaz |
| On the Moh's hardness scale, which of the following minerals can fluorite (4) scratch ? F. quartz (7) G. apatite (5) H. orthoclase (6) J. calcite (3) | calcite |
| On the Moh's hardness scale , which of the following minerals can scratch corundum (9) ? A. gypsum (2) B. diamond (10) C. quartz (7) D. topaz (8) | diamond |