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Article: Matryoshka (diamond)

Matryoshka (diamond)

Matryoshka Diamond Characteristics

  • Weight: 0.62 carats (0.124g)
  • Color: Colorless
  • Country of origin: Russia
  • Mine of origin: Nakynskoye field
  • Discovered: October 2019

Matryoshka Diamond Description

  • Double diamond with a second diamond moving freely inside
  • Mined in Yakutia at the Nyurba mining and processing division of Alrosa
  • Resembles a traditional Russian Matryoshka doll
  • First such diamond in the history of world diamond mining until October 2019
  • Maximum size of the diamond: 4.8 × 4.9 × 2.8mm

Matryoshka Diamond Internal Cavity

  • Volume of the internal cavity: 6 mm³
  • Internal crystal volume: 1.6 mm³
  • Estimated weight of the internal diamond: 0.02 carats (0.004 grams)
  • Inner diamond size: 1.9 × 2.1 × 0.6mm
  • Studied by a complex of methods, including Raman spectroscopy and infrared spectroscopy

Formation of Matryoshka Diamond

  • Inner diamond appeared before the external diamond
  • Two hypotheses proposed to explain the formation of the external diamond
  • Research conducted by the Research and Development Geological Enterprise of Alrosa
  • Further analysis planned at the Gemological Institute of America
  • Similar discovery of a second double diamond in October 2021 in Western Australia

Additional Resources

  • List of diamonds
  • References to articles and news sources about the Matryoshka diamond
  • Video published by Alrosa showcasing the unique diamond
  • Wikipedia page stub on gemology
  • Categories the diamond falls under: Diamonds originating in Russia, Individual diamonds, Mineralogy stubs, Petrology stubs

Matryoshka (diamond) Data Sources

Reference URL
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