The colour ranges from yellow to green to brown. There are many types and colours of chrysoberyl, some of which are covered in this list of stones, including alexandrite, aquamarine, cat's eye and emerald. Chrysoberyl is said to promote kindness, generosity, benevolence, hope, optimism, renewal, new beginnings, compassion and forgiveness.
Chrysoberyl is a mineral that produces gemstones ranging from golden-yellow to green-yellow, green, brownish and red. Two prized chrysoberyl gemstones include alexandrite and chrysoberyl catâ€™s eye. On Mohsâ€™ scale of hardness, it is 8.5, making chrysoberyl among the hardest gemstones. Sources include Brazil, Sri Lanka, Burma (Myanmar), Russia (Urals), Zimbabwe and the United States. (See Chrysoberyl Facts.) (Note: Sources listed in order of primary and secondary deposits.)
The mineral or gemstone chrysoberyl, not to be confused with beryl, is an aluminate of beryllium with the formula BeAl2O4. Chrysoberyl is transparent to translucent and sometimes chatoyant. An interesting feature of uncut crystals of chyrsoberyl are the cyclic twins called trillings.