Bead, black tourmaline (natural), 6-8mm round, C grade, Mohs hardness 7 to 7-1/2. Sold per 15" to 16" strand.
Item Number: D23-7970KS
Simple, elegant and versatile black tourmaline beads have a beautiful sheen with a polished surface. May include white or brown inclusions.
D23-7970KS>>
https://www.firemountaingems.com/itemdetails/d237970ks
H207970KS
Bead, black tourmaline (natural), 6-8mm round, C grade, Mohs hardness 7 to 7-1/2. Sold per 15" to 16" strand.
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9.34
9.34
As Low As $4.69 per strand