Natural Black Onyx Thunderbolt Shape Flat Disc Gemstone, 2 Pcs set for Jewelry Making, Many sizes available

product inoformation
Metalno-metal-type Gem TypeCreated ruby
Height5 millimeters ClaspNo clasp type
Ring size9 ResizableNo
Brand Seller or Collection NameuGems
about item
  • Easy to care for: Black onyx gemstones are relatively easy to care for and can be cleaned with a soft, damp cloth. Avoid exposing them to harsh chemicals or high heat, which can damage the stones.
  • Gemstone Size: 4MM To 30mm
  • Gemstone Thickness: 2mm or custom on Demand
  • Genuine black onyx gemstones: These gemstones are made of authentic black onyx, a beautiful and durable mineral that is perfect for a variety of jewelry-making projects.
  • Thunderbolt shape: The Thunderbolt shape of these gemstones makes them a versatile choice for a wide range of jewelry designs, from simple stud earrings to elaborate necklaces and bracelets.
  • Flat surface: The flat surface of these gemstones makes them easy to work with and ensures that they will sit smoothly in your jewelry designs.

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