
Alexandrite Information
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Alexandrite Gemstone: The Magical Chameleon
Alexandrite, a rare and captivating gemstone, is renowned for its remarkable ability to change colour under different lighting conditions. Often referred to as the "magical chameleon" of gemstones, alexandrite holds a unique place in the world of precious stones due to its extraordinary optical properties and rich historical significance.
A Symphony of Colours
Alexandrite is celebrated for its astonishing colour-changing ability, shifting from a lush green or bluish-green in daylight to a deep red or purplish-red under incandescent light. This rare phenomenon is due to the complex way alexandrite absorbs and reflects light. The vivid and dramatic colour change is one of the most prized characteristics of this gemstone, making it a Favorite among collectors and jewellery enthusiasts.
Historical Significance and Legends
Discovered in the Ural Mountains of Russia in the 1830s, alexandrite was named in Honor of Tsar Alexander II. Its striking colour change was said to mirror the Russian imperial colours of red and green, making it a national symbol. Throughout history, alexandrite has been associated with good fortune, love, and the balance of duality. In metaphysical circles, it is believed to enhance creativity and bring about emotional healing.
Alexandrite in Modern Jewellery
In contemporary jewellery design, alexandrite is cherished for its rarity and enchanting beauty. It is often set in elegant and sophisticated designs, such as rings, pendants, and earrings. Due to its rarity, fine quality alexandrite pieces are considered highly valuable and are frequently featured in high-end jewellery collections.
Attributes of Alexandrite
- Origin: Alexandrite is primarily found in Russia, Sri Lanka, and Brazil. The Russian deposits, although largely depleted, are famed for producing some of the finest specimens.
- Colour: Alexandrite exhibits a unique colour change, appearing green or bluish-green in daylight and red or purplish-red under incandescent light. The degree and quality of the colour change significantly affect the gemstone's value.
- Refractive Index: Alexandrite has a refractive index ranging from 1.746 to 1.755, contributing to its brilliance and distinct optical effects.
- Chemical Composition: Alexandrite is a variety of chrysoberyl with the chemical formula BeAl₂O₄. Its colour-changing property is due to trace amounts of chromium.
- Hardness: With a hardness rating of 8.5 on the Mohs scale, alexandrite is durable and well-suited for various types of jewellery.
- Crystal Structure: Alexandrite crystallizes in the orthorhombic system, typically forming in tabular or prismatic crystals.
Value and Rarity
The value of alexandrite is influenced by factors such as the intensity and distinctness of its colour change, clarity, carat weight, and cut. Fine quality alexandrite with a strong colour change and good clarity is exceptionally rare and commands high prices in the market. Larger stones with vivid colour transitions are particularly sought after.
Popular Cuts and Jewellery Styles
Alexandrite can be cut into various shapes, including oval, cushion, round, and emerald cuts. Its unique colour-changing ability adds an element of surprise and allure to any jewellery piece. Alexandrite is often featured in classic and timeless designs, as well as in contemporary styles that highlight its exceptional characteristics.
Care and Maintenance
Maintaining alexandrite jewellery is relatively simple. Clean it regularly with mild soapy water and a soft brush to preserve its brilliance. Avoid exposing alexandrite to harsh chemicals, extreme temperature changes, and prolonged direct sunlight, which could potentially affect its colour and durability.
A Gemstone of Enchantment and Elegance
Alexandrite's magical colour change, historical significance, and enduring beauty make it a gemstone of enchantment and elegance. Whether chosen for its mystical qualities, admired for its rare beauty, or simply cherished for its unique optical properties, alexandrite continues to captivate and inspire, solidifying its place as a cherished gemstone in the world of fine jewellery.