214k views
1 vote
What is the hardest mineral listed here?
A. quartz B. calcite C. gypsum D. corundum

2 Answers

2 votes
The answer would be D. The only minerals harder than corundum is diamond.
User Karthikeyan P
by
7.7k points
5 votes

Answer:D. corundum

Step-by-step explanation:

Corundum is a hard mineral. It is tough and stable in nature. It is the hardest mineral after diamond. It remains unaffected by the treatment of acids and environmental agents. Translucent brown color corundum is commonly found in nature.

User Afessler
by
7.9k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.