新闻稿搜索结果
アクアマリンの旅
Named after seawater, aquamarine’s fresh watery hue is a cool plunge into a refreshing pool
Aquamarine History and Lore
The name “aquamarine” is derived from two Latin words: aqua, meaning “water,” and marina, meaning “of the sea.”
Citrine Care and Cleaning
Learn about citrine's durability and how to care for your citrine jewelry.
Citrine History and Lore
Natural citrine is rare, and today most citrine quartz is the result of heat treatment of amethyst quartz. Even so, gems from the Victorian era have surfaced, and it’s not hard to imagine that citrine was treasured even in earlier times.
Citrine Description
Citrine—the transparent, pale yellow to brownish orange variety of quartz—is rare in nature. In the days before modern gemology, its tawny color caused it to be confused with topaz.

Opal Care and Cleaning Guide
Learn about opal's durability and how to care for your opal jewelry.
Sapphire Journey
The name “sapphire” can also apply to any corundum that’s not ruby, another corundum variety
Morganite Description
Like many gems found in pegmatites, morganite can form large crystals.
Morganite Care and Cleaning
Learn about morganite's durability and how to care for your morganite jewelry.
