Accessibility options

Switch to preferred accessibility theme:


Increase or decrease the text size:

  • Internet Explorer: View > Text Size > Largest

Keyboard navigation and access keys:

  • A - Accessibility options
  • 0 - Skip navigation
  • 1 - Home
  • 2 - Alexandrite chapters
  • 3 - Alexandrite directory
  • 4 - Alexandrite forums
  • 5 - Alexandrite gemstones
  • 6 - Alexandrite localities
  • 7 - Contact information
  • 8 - About Alexandrite Guide
  • 9 - Sitemap
  • Press ALT + Access Key, then ENTER.

Close

Alexandrite

Tsarstone collectors guide


Thermolumnescence

Thermolumnescence
A variety of luminescence where certain rocks of minerals showing the property due to application of heat or infrared. Some diamonds exhibits blue thermoluminescence, when heated to about 200 C. Thermoluminescence emitted when the color traps are disappeared by heat. This method used in the dating of stones, rocks, pottery, etc. in archeological determination.
Thermochroism
Thermochroism
www.alexandrite.net/chapters/glossary/thermochroism.html
Translucent
Translucent
www.alexandrite.net/chapters/glossary/translucent.html
Transparent
Transparent
www.alexandrite.net/chapters/glossary/transparent.html
Trichroism
Trichroism
www.alexandrite.net/chapters/glossary/trichroism.html

Tags

loose alexandrite antique alexandrite genuine alexandrite precious stone color change gemstone tsarstone alexandrite symbol russian alexandite alexandrite jewelry chrysoberyl alexandrite history gemstones alexandrite faq simulated gemstone synthetic green alexandrite crystal synthetic gem created alexandrite gemstone hardness lab created alexandrite natural alexandrite buy alexandrite real alexandrite russian alexandrite alexandrite gems alexandrite jewellery alexandrite value alexandrite stones alexandrite gemstone gemstone meaning alexandrite discovery urals gemstone diaphanite alexandrite lore gemstone healing widow stone gemstone healing properties alexandrite ring june gemstone birthstone gemstone globes gemstone mineral gem mining mining australia mining resources alexandrite deposit mining exploration underground mining gemstone mine gemstone russian gemstone prophetic stone gemstone variety chrysoberyl varietiy pegmatite alexandrite classification cats eye cymophane gem variety mineral chrysoberyl chrysoberyl variety cat's eye chrysolite czochralski alexandrite kyocera alexandrite synthetic alexandrite depilite q-switched alexandrite laser q-switched alexandrite long pulse alexandrite long pulse alexandrite laser pulse alexandrite pulse alexandrite laser hydrothermal process synthetic stone hydrothermal technique verneuil flame fusion vapor deposition solution growth synthetic gemstone chromium compound color change stone color change phenomenon dichroism change of color alexandrite effect colour change

Close options details