Article: The Fine Qualities that Make Some Gems Timeless:

The Fine Qualities that Make Some Gems Timeless:
Durability Weight and Quality.
How color depth, flawless clarity, and ideal cutting angles
unleash a gem’s inner radiance and beauty.
Gemstones can be divided into two groups: precious stones, and semi-precious stones.There are four precious stones:
Diamonds, Emeralds, Rubies, Sapphires.
All others are semi-precious. Precious stones are graded based on the following parameters: Durability - the hardness of the stone, measured on the Mohs Hardness Scale from 1 (talc) to 10 (diamond). Precious stones are grade 8 and above. Weight - measured in carats.The higher the carat weight, the larger the stone and value. Quality - including factors like cut, clarity, and color.
