Black Tourmaline 12mm Round Beads - Grade A

Here are some beautiful 12mm smooth round black tourmaline gemstone beads. Black tourmaline's true name is schorl, and it is a naturally black gemstone with a Mohs hardness rating of 7 to 7.5.

  • Bead Size: 12.2mm to 12.5mm
  • Length: 15.5" Minimum
  • Treatments: Waxed.

Category: 12mm, Black

Type: Round

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