An article about Ruby Stone Luc Yen Vietnam

[hathien1102]

Perhaps few people suspect that ruby mined in Luc Yen - Yen Bai - Vietnam has ever had the highest quality pigeon blood ruby crystals.
In the late 1989 Vietnam produced over 3 million carats of ruby and pink sapphire at Luc Yen - Yen Bai mine.
The color of Ruby Luc Yen (red stone) is famous in the world and can be compared with Myanmar Ruby and has a very high commercial value but not comparable to Ruby Mogok.
You can see more here: https://daquyneja.com/tim-hieu-ve-da-ru ... -quy-hiem/