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Alexandrite meaning and properties

Alexandrite is the stone of the double face in Russian tradition: green by day, turning red under a lamp.

  • Metamorphosis
  • Russia
  • Balance
The essentials

Alexandrite at a glance

For you, a green that turns red under the lamp, as a reminder that you can show yourself differently without ceasing to be yourself.

A question to ask yourself

Which side of yourself do you rarely show, and under what light?

Something to watch

A sudden change in temperature can crack it: no direct heat source.

Color
green, red
Associated intentions
renewal, confidence
Type
mineral
Read more

What it evokes

In Russia, alexandrite is regarded as a stone of good omen, and recent books credit it with renewal and confidence: its color changes the way a life changes.

This reading is recent. Kunz explains in 1913 that this variety of chrysoberyl, found in the Urals, was supposedly discovered on the day the future Alexander II came of age, hence its name; he gives 1831, a disputed date, since the future tsar, born in 1818, came of age only in 1834. Because the stone’s green and red are the Russian national colors, it became a favorite there.

It serves as a reminder of flexibility.

The traditions

  1. Russia, 19th century

    Kunz ranks alexandrite among the talismanic stones that became famous in his day. A variety of chrysoberyl from the Urals, it was supposedly discovered, he says, on the day the future Alexander II came of age, which he places in 1831, a date other authors dispute. He notes that its green and red are the Russian national colors and that it is regarded there as a stone of good omen.

    Gutenberg 57978, Kunz 1913, chapter “Alexandrite”
  2. Discovery and color

    This article attributes the first identification to Nils Gustaf Nordenskiöld, who at first took a specimen for an emerald, and adds that recent research attributes it rather to Yakov Kokovin. It explains the color change by chromium, which absorbs yellow light: the stone looks greenish by day and reddish under an incandescent lamp.

    Wikipedia (en), “Alexandrite” (secondary, named)
  3. 1952 list

    June welcomes alexandrite from 1952 in the American list, in addition to the two older stones of that month; Jewelers of America still gives it for June. The stone appears in no ancient list, since it was identified only in the 19th century.

    National Jeweler, June 2, 2016, and the current Jewelers of America list (jewelers.org, read October 16, 2026)

A gestureWear it as a ring or pendant, then look at it in turn by daylight and under a lamp to see the color change.

No stone has a proven effect on health: if you have a health concern, see a health professional.

Its profile

Type
Color-change chrysoberyl: green in daylight, red under a lamp
Family
Mineral
Composition
BeAl2O4
Mohs hardness
8.5 out of 10
Crystal system
orthorhombique
Colors
green, red
Origins
Russia (Urals), Sri Lanka (Ratnapura), Brazil (Minas Gerais)
Common imitations
synthetic alexandrite ; color-change synthetic corundum or spinel

Caring for it without damaging it

  • WaterYesA quick rinse in warm soapy water, then drying, does not damage it.
  • SaltYesMohs hardness 8.5: harder than salt (2.5), it can handle brief contact; rinse afterward.
  • SunYesNo known fading in daylight.
  • HeatAvoidA sudden change in temperature can crack it: no direct heat source.
  • Scratches and knocksResistantMohs hardness 8.5: it resists everyday scratches, but not sharp knocks.

Cleansing and charging without damage
Cleansing a crystal: the reported methods
Charging a crystal: moon, flower of life

Nuances and sources

The name alexandrite designates only chrysoberyl that clearly changes color: without the change, it is a plain chrysoberyl. The trade sells a lot of synthetic alexandrite, as well as color-change synthetic corundum or spinel, which the site lists among imitations. Links to signs and chakras vary by author.

Alexandrite: your questions

How can you recognize real alexandrite?

Real alexandrite clearly changes color: greenish in daylight, reddish under an incandescent lamp. A weak change suggests something else. Synthetic alexandrite, of the same composition, is common, and synthetic corundum or spinel imitates the effect. Only a gemological lab settles it: ask for the words natural or synthetic.

Why does its color change?

Because of chromium, which replaces a little aluminum in the crystal and absorbs yellow light. Daylight is rich in blue-green and the stone looks greenish; an incandescent lamp is rich in red and the stone looks reddish. It is neither a mood nor a “charge”: it is optics.

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