AMETHYST The essence of the color purple, amethyst is beautiful enough for crown jewels yet affordable enough for class rings.
BIRTHSTONES & ANNIVERSARIES
Amethyst is the birthstone for February and the gem for the 6th and 17th wedding anniversaries.
The patron of romantic love wore an amethyst ring carved with the image of Cupid.
The astrologer wrote that amethyst quickens intelligence and gets rid of evil thoughts.
Single amethyst crystals can be huge: the GIA Museum displayed a doubly terminated crystal that weighed 164 pounds.
- Mineral: Quartz
- Chemistry: SiO2
- Color: Purple
- Refractive Index: 1.544 to 1.553
- Birefringence: 0.009
- Specific Gravity: 2.66
- Mohs Hardness: 7
Assessment of the following characteristics determines amethyst’s value.
The finest amethyst color is strong reddish purple to purple with no visible color zoning.
Most amethyst doesn’t have inclusions you can see without magnification.
Amethyst is cut into a variety of standard calibrated shapes, including rounds and ovals.
Amethyst is available in all size ranges for setting into a variety of jewelry styles.