question: The properties of being __ make a diamond a gemstone . We need to fill in the blanks and the options generally are
a. clear and bright
b. useful and profitable
c. easy to obtain and beautiful
d. colorful and profitable
The properties of being clear and bright make a diamond a gemstone.
Can diamonds melt?
Yes, they could, if you could get it hot till melting point.
How to cut diamonds?
Diamonds are cut with special tools with diamond-tipped phosphor bronze or diamond-dusted steel blades.