Learn about the factors that make tourmaline so desirable.

According to Hindu mythology, moonstone is made of solidified moonbeams.

Learn about ametrine's durability and how to care for your ametrine jewelry.

Transparent, bicolored quartz with the colors of both amethyst and citrine in the same gem is called ametrine or amethyst-citrine.

The world’s only commercial source of ametrine is the Anahi mine in southeastern Bolivia. Legend has it that a Spanish conquistador discovered the mine’s location in the 1600s and introduced the gem to Europeans when he presented several specimens to his queen.

Learn about the factors that make lapis lazuli so desirable.

了解锆石如此受欢迎的原因。

Zircon occurs in an array of colors. Its wide and varied palette of yellow, green, red, reddish brown, and blue hues makes it a favorite among collectors as well as informed consumers.

Learn about Zircon's durability and how to care for your Zircon jewelry.

“奥德赛太阳石”系列的最后一期介绍了太阳石山矿（一个拥有大量壮观的绿色和双色宝石的新矿址）。

Lush blue velvet. Rich royal purple. Exotic tanzanite is found in only one place on earth, near majestic Kilimanjaro

Tanzanite is relatively new to the colored stone galaxy. Almost overnight, tanzanite was popular with leading jewelry designers and other gem professionals, as well as with customers who had an eye for beautiful and unusual gems.

Learn about sunstone's durability and how to care for your sunstone jewelry.

Spinel is a good candidate for the title of “History’s Most Underappreciated Gem.” Some ancient mines that supplied gems for royal courts from Rome to China produced spinel, but it was usually confused with better-known stones like ruby and sapphire.

The Black Prince’s Ruby. The Timur Ruby. For centuries, spinel, the great imposter, masqueraded as ruby in Europe’s crown jewels

The spinel used in jewelry is a small part of a group of minerals that share the same crystal structure. Not all of them form transparent crystals suitable for jewelry use, however. Spinel offers a range of hues, from orange to intense “stoplight” red, vibrant pink, and all shades of purple, blue, and violet through bluish green.

了解粉晶的耐用性以及如何保养您的粉晶首饰。

Learn about the factors that make morganite so desirable.

Following the discovery of a new locality for rose beryl in Madagascar in 1910, George Kunz proposed the name morganite at a meeting of the New York Academy of Sciences on 5 December 1910 to honor his friend and customer J.P. Morgan.

Like many gems found in pegmatites, morganite can form large crystals.