World rarest and expensive gemstone- Alexandrite
It was first discovered in the 1830s in the Urals Mountains of Russia. Alexandrite gleaned its moniker emerald by day and ruby by night. It’s because of shades of blue-green or magenta that shine differently in light source.
It was first discovered in the 1830s in the Urals Mountains of Russia. Alexandrite gleaned its moniker emerald by day and ruby by night. It’s because of shades of blue-green or magenta that shine differently in light source.