nanodash: This is Alexandrite, it’s also called “emerald by day, ruby by night” It changes colour based on whether the light source is from the sun or from a candle. It does this because Alexandrite strongly absorbs yellow light due to chromium
nanodash: This is Alexandrite, it’s also called “emerald by day, ruby by night” It changes colour based on whether the light source is from the sun or from a candle. It does this because Alexandrite strongly absorbs yellow light due to chromium
