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Mohs
8.5
System
Orthorhombic
Chakra
Heart
Zodiac
Scorpio
Mercury, Venus
Alexandrite is one of the rarest gemstones on Earth, famous for its dramatic color change: emerald green in daylight and ruby red under incandescent light. Discovered in Russia in 1830, it was named after Czar Alexander II.
| Mohs Hardness | 8.5 |
| Crystal System | Orthorhombic |
| Chemical Formula | BeAl₂O₄ |
| Origin Countries | Russia, Brazil, Sri Lanka, India |
Supports neurological and reproductive health.
Promotes adaptability and acceptance of change.
Bridges physical and spiritual worlds.
Alexandrite was first discovered in the Ural Mountains of Russia in 1830, on the birthday of future Tsar Alexander II, for whom it was named. This remarkable gemstone quickly became the national stone of Imperial Russia, cherished by the Romanov dynasty for its extraordinary color-changing properties that seemed to embody the Russian national colors of red and green. The original Russian mines produced the finest specimens, displaying the most dramatic color shift from emerald green in daylight to ruby red under candlelight.
Legend holds that alexandrite brings good fortune to its wearer, particularly during times of transformation and change. Victorian jewelers were fascinated by its chameleon-like nature, incorporating it into elaborate pieces that would shift dramatically from day to evening wear. Following the Russian Revolution, many Imperial pieces were scattered across the world, making fine Russian alexandrite exceptionally rare and valuable. Today, while deposits have been found in Brazil, Sri Lanka, and other locations, none quite match the dramatic color change and clarity of the original Russian stones, making alexandrite one of the most coveted gems in the world.
With a hardness of 8.5 on the Mohs scale, alexandrite is quite durable and suitable for everyday wear, though care should still be taken to preserve its remarkable color-changing properties. Clean your alexandrite with warm soapy water and a soft brush, avoiding harsh chemicals, ultrasonic cleaners, or steam cleaning which can potentially damage inclusions or treatments. Store alexandrite separately from other gemstones to prevent scratching, ideally wrapped in soft cloth or in individual compartments.
While alexandrite is generally stable under normal lighting conditions, prolonged exposure to intense heat or sudden temperature changes should be avoided. When showcasing its color-change effect, use natural daylight and warm incandescent lighting rather than harsh artificial sources. Regular gentle cleaning will maintain the stone's brilliance and ensure optimal color display. Professional cleaning and inspection annually will help preserve this precious gemstone's beauty for generations.
Alexandrite resonates powerfully with those born under Scorpio, Gemini, and Leo, particularly supporting transformation, adaptability, and creative expression. This gemstone is ideal for individuals navigating major life transitions, career changes, or personal growth phases, as its color-changing nature symbolizes flexibility and renewal. Creative professionals, healers, and those in leadership roles often find alexandrite enhances their intuitive abilities and communication skills.
As June's birthstone, alexandrite brings special significance to those born in early summer, supporting their natural curiosity and social nature. The stone's connection to both Mercury and Venus makes it particularly beneficial for those seeking to balance logic with intuition, or professional success with personal relationships. Artists, writers, therapists, and anyone working in transformative fields may find alexandrite's energy supportive of their calling to facilitate change and growth in others.
Alexandrite shows the most dramatic color change of any gemstone, shifting from green to red due to chromium ions in its crystal structure
Fine Russian alexandrite can command higher prices per carat than diamonds, with exceptional specimens selling for over $70,000 per carat
The famous 'alexandrite effect' occurs because the stone absorbs different wavelengths of light under various lighting conditions
Synthetic alexandrite was first created in the 1960s, but natural specimens remain exponentially more valuable
Brazil's Hematita mine has produced some of the largest alexandrite crystals ever found, including specimens over 1,000 carats
Alexandrite is the modern birthstone for June, sharing this honor with pearl and moonstone
Avoid combining with:
Alexandrite is the alternative birthstone for june.
The gem of Ketu, Cat's Eye protects against hidden enemies and accelerates spiritual awakening.
The stone of Mercury, Emerald enhances intellect, communication, and prosperity.
The king of precious stones, Ruby radiates passion, vitality, and the power of the Sun.