亚历山大变石 | 天然亚历山大变石 - GIA

◂ 返回至宝石百科全书

亚历山大变石

阳光下为绿色。灯光下为红色。能变色的亚历山大变石是大自然的魔术。

亚历山大变石

按分类查看宝石

工具

新闻稿搜索结果

0.65-Carat Triangular Cut Alexandrite. Attractive alexandrites used in jewelry are usually under a carat. This stone is a 0.65-carat triangular-shaped. — Attractive alexandrites used in jewelry are usually under a carat. This stone is a 0.65-carat triangular-shaped.

Alexandrite. A high clarity rating raises the value of alexandrite, especially one with nice color change like this green to red-purple example. — A high clarity rating raises the value of alexandrite, especially one with nice color change like this green to red-purple example.

Alexandrite. The color change displayed by this alexandrite from Sri Lanka lacks strength, and its colors are brownish. — The color change displayed by this alexandrite from Sri Lanka lacks strength, and its colors are brownish.

Alexandrite. While Russia is the most famous alexandrite source, this stone from Brazil shows beautiful color change from daylight (left) to incandescent light (right). - © GIA & Tino Hammid, courtesy Mayer & Watt — While Russia is the most famous alexandrite source, this stone from Brazil shows beautiful color change from daylight (left) to incandescent light (right). - © GIA & Tino Hammid, courtesy Mayer & Watt

Alexandrite. Alexandrite is a beautiful, rare, and durable gemstone. - © GIA & Tino Hammid, courtesy Simon Watt, Watt Gems — Alexandrite is a beautiful, rare, and durable gemstone. - © GIA & Tino Hammid, courtesy Simon Watt, Watt Gems

PreviousPage 3 of 3Next

本月

推荐宝石

橄榄石

橄榄石

产于熔岩、陨石和地幔深处，黄绿色橄榄石是最为珍贵的一种。

彩色钻石

彩色钻石

夺目的光彩，迷人的颜色，这些是地球上最珍贵的宝石。

钻石

钻石是自然界最珍贵和美丽的作品。

祖母绿

祖母绿

祖母绿是蓝绿色至绿色的绿柱石类别，这一矿物种别还包括海蓝宝石。

黄水晶

黄水晶

黄水晶是透明、淡黄色到褐橙色的石英类别。

查阅宝石百科全书

您或许还会喜欢

了解校园课程和在线教育

了解校园课程和在线教育

GIA NextGem™ 钻石零售培训

GIA NextGem™ 钻石零售培训

探索 GIA 鉴定所的促销优惠

探索 GIA 鉴定所的促销优惠

访问 GIA 商店

访问 GIA 商店