Multiple choice

Which of the following order of minerals is correct with regards to their hardness?

  1. talc < flourite < calcite < gypsum < apatite < feldspar < quartz < topaz < corundum < diamond

  2. talc < gypsum < calcite < flourite < apatite < feldspar < topaz < quartz< corundum < diamond

  3. talc < gypsum < calcite < apatite < flourite < feldspar < quartz < topaz < corundum < diamond

  4. talc < gypsum < calcite < flourite < apatite < feldspar < quartz < topaz < corundum < diamond

  5. talc < gypsum < calcite < flourite < apatite < quartz < feldspar < topaz < corundum < diamond
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
  1. talc, 2. gypsum, 3. calcite, 4. flourite, 5. apatite, 6. feldspar, 7. quartz, 8. topaz, 9. corundum, 10. diamond.

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