Black spinel is gemstone that is relatively unknown because of its rarity and commonly mistaken for black diamonds. It is an opaque, jet-black version of the red spinel, a gemstone with brilliant sparkle that is often mistaken for a ruby.
Bead, black spinel (coated), 5-7mm hand-cut faceted round, B- grade, Mohs hardness 8. Sold per 15-inch strand, approximately 65 beads. - Fire Mountain Gems and Beads
> - CRYSTALS AND GEMSTONES - BLACK SPINEL
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