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True Color Gems

Calibrated Flat Top-cut Antique Cushion Standard Grade Black Natural Onyx

Calibrated Flat Top-cut Antique Cushion Standard Grade Black Natural Onyx

Regular price $5.56 USD
Regular price Sale price $5.56 USD
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Size
10x8 mm Antique Cushion Flat Top-cut Onyx

Specifications:
  • Gem Type: Natural Onyx
  • Mineral Species: Chalcedony
  • Grade: Standard (Black; good cut; good polish)
  • Shape: Antique Cushion
  • Color: Black
  • Cut: Flat Top-cut
  • Phenomena: Aggregate
  • Treatment: Dyeing


All gemstones from True Color Gems are ethically sourced and cut by skilled lapidary artisans. We are constantly acquiring new rare and unusual gems of every shape and size from mines all over the world, so check back often for updates.
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