Diamond
Quartz
Topaz
Corundum
Spinel
Correct answer is A
Diamond is the hardest naturally occurring mineral, scoring 10 on the Mohs hardness scale.
Which European country is famous for the traditional dish called "Fish and Chips"?...
Which of the following is a healthy source of carbohydrates?...
Which economic event is known as "Black Tuesday"?...
What type of biome is characterized by extreme cold and permafrost?...
How can you avoid being detected in stealth games?...
What is the traditional French dish made with snails?...
What is the primary language spoken in Burundi?...
What is the primary function of the respiratory system?...