These gemstones are gorgeous Black Sardonyx Agate Beads. These beauties are polished into 18mm flat oval beads. Black sardonyx naturally contains some white and brown bandings with intresting patterns.
Agate is a variety of banded Chalcedony, a mineral of the Quartz family. These agate beads are very nicely polished and have a shiny reflective finish.
- All natural with no color enhancements
- Sold on 15.5" strands
- Size: 18 x 13mm
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