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Alexandrite

Tsarstone collectors guide

alexandrite change color in natural

21. Is the June birthstone pearl or alexandrite?
Various birthstone lists have been used in different cultures for thousands of years.
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22. What causes the cat's-eye effect in chrysoberyl?
The cat's-eye effect is caused by the reflection of light off of minute, parallel, needle-like rutile crystals or hollow tubes within the stone. Cat's eye inclusions are aligned parallel to the crystallographic axis and the stones are always cut as caboch
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23. Certified Strong Color Change Alexandrite
Extremely rare Alexandrite (Chrysoberyl) Oval 3.06cts from Asia (Andhra Pradesh)
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24. Certified Strong Change Alexandrite 26.75cts
Extremely rare Alexandrite (Chrysoberyl) Cushion 26.75cts from Tanzania (Tunduru)
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25. Certified Natural 7.0mm Alexandrite 2.16cts.
Extremely rare Alexandrite (Chrysoberyl) Round 2.16cts from India (Deobhog area)
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26. Certified Natural Alexandrite Oval 1.09cts.
Rare Alexandrite (Chrysoberyl) Oval 1.09cts from India (Deobhog area)
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27. What makes natural alexandrite so expensive?
Alexandrite is an expensive gemstone because it so rare and production has always been limited. For years, the only source for alexandrite was Russia. In the last 20 or 30 years several new discoveries of alexandrite have been reported but production of s
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28. Certified Natural Alexandrite Oval 1.34cts.
Rare Alexandrite (Chrysoberyl) Oval 1.34cts from India (Deobhog area)
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29. Alexandrite retail markup at Alexandrite discussion forums | Alexandrite guide
Alexandrite retail markup at Alexandrite discussion forums | Alexandrite guide
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30. Certified Fine Natural Alexandrite 1.41cts.
Rare Alexandrite (Chrysoberyl) Oval 1.41cts from India (Deobhog area)
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