Hubei Turquoise (China) 10x8mm Drum Shaped Beads (Package of 4 beads) This turquoise comes from a mine in the Hubei Province in central China that has been the most prolific mine in Asia. The qualities of turquoise that come from Hubei range from very soft material, needing to be treated to make it usable, to an attractive green spider web, to a very hard and fine blue with dark veined (spider web) matrix that could be considered some of the world’s finest turquoise.