Diamond
Quartz
Topaz
Corundum
Spinel
Correct answer is A
Diamond is the hardest naturally occurring mineral, scoring 10 on the Mohs hardness scale.
Which artist is known for the album "Thriller"?...
What is the political term for the division of powers between different branches of government?...
What was the main goal of the New Deal?...
Who was the first President of the Republic of Turkey?...
What is the primary language spoken in the Democratic Republic of Congo?...
Which New Seven Wonder is a UNESCO World Heritage Site in Italy?...
How do you adjust the privacy settings for a Facebook Page?...
How do you edit YouTube video tags?...
Which tree is commonly associated with providing shade and is often found in parks?...