Since rubies are red, they are used in lasers.
to be sold
Uncut rubies are worth more than cut rubies
There are ruby mines in Africa.
Rubies are traditionally classified as "precious", not "semi-precious".
Rubies come in pinkish red or deep, rich red color and are one of the precious stones. They are used in rings, earrings, necklaces and bracelets and are sometimes also used to protect from any illnesses.
Nope.
Yes, rubies are used in some LASERs. These LASERs are (not surprisingly) called ruby LASERs.
false
are gems used as rubies called lasers
rubies
It is a strand of rubies
Rubies are a gemstone. Unless the cat is wearing a collar that is decorated with rubies, no cats do not have rubies.
Jewelry making (including watchmaking)Scientific jobs using Ruby lasersIndustrial rubies are used as an abrasive
They are hard, colorful, shiny and rare.
Egyptians
Depends on the laser in some cases yes
Uncut rubies are worth more than cut rubies
Jewelry-especially rings, earrings,and pendants.