The mine is located at the bottom of the hill adjacent to the Shan village of Ohn-gaing. Rubies
and other gems are mined from the alluvium in an open-pit scheme and at the nearby primary deposit. A mining scheme started in December 1997 was terminated in 2000, owing to depletion of the mine.
Ref: Ted Themelis (2008) Gems & mines of Mogok, p. 214