 Burma's ""Valley of Rubies"", the mountainous Mogok area, north of Mandalay, is noted for its rare pigeon's blood rubies and blue sapphires.Myanmar is famed for its production of Golden South Sea Pearls.In recent years, the countries has auctioned its production in Hong Kong, first organized by Belpearl company in 2013 to critical acclaim and premium prices due to strong Chinese demand.