Often described by gem aficionados as “emerald by day, ruby by night,” alexandrite is the very rare color-change variety of the mineral chrysoberyl. Originally discovered in Russia’s Ural Mountains in the 1830s, it’s now found in Sri Lanka, East Africa, and Brazil, but fine material is exceptionally rare and valuable.

“Emerald by day, ruby by night,” alexandrite is well known for displaying one of the most remarkable color changes in the gem world — green in sunlight and red in incandescent light. However, the modern June birthstone is so rare and expensive few people have seen a …

2019年1月20日 · Alexandrite is a stone that holds great balancing properties that harmonize your physical self with your emotional and spiritual being. The stone is known to work with your crown chakra in order to initiate a process of emotional healing by …

2021年8月23日 · Alexandrite is a very rare semi-precious gemstone best known for shifting from emerald green in daylight to ruby red in incandescent light. But how rare is alexandrite exactly? Alexandrite is considered one of the rarest gemstones!

2025年1月2日 · Prices for precious gemstones like alexandrite can change significantly depending on demand, discoveries, and economic factors. The price per carat for high-quality green alexandrite can range from around $10,000 to $50,000.

2023年3月5日 · A breathtaking gemstone that looks different from day to night, Alexandrite is truly exceptional. Dazzling colors, unique properties, and a rich history are a few reasons why Alexandrite is the most unique birthstone for June. But how much do you know about this mysterious gemstone?

Alexandrite, a rare and fascinating gemstone, was first discovered in the Ural Mountains of Russia in 1830. It belongs to the chrysoberyl family and is known for a unique ability: it can appear green under daylight or fluorescent lighting and transform into a purplish-red hue in incandescent light.

Alexandrite is a variety of chrysoberyl made up of beryllium, chromium, and aluminum oxide. It is the inclusion of chromium in the crystal that creates its color-changing ability. Alexandrite is also a pleochroic crystal, which means it can appear in different colors when viewed at different angles.

1 天前 · Alexandrite is one of the rarest and most fascinating gemstones in the world, renowned for its remarkable color change—appearing green in daylight and red in incandescent light.Often described as “Emerald by day, Ruby by night,” Alexandrite’s rarity, historical significance, and striking optical properties make it one of the most coveted gemstones. 2024 was important …

Alexandrite gemstones are highly sought-after by jewelry collectors and enthusiasts due to their rarity and captivating color change. As you read through this guide, you'll gain valuable insights into the origin, value, care, history, and jewelry options of Alexandrite gemstones.