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Diamond Glossary


Diamond Terms X-Y-Z
  1. YAG
  2. Zirconia



Diamond Term Explanation

  1. Yttrium Aluminum Garnet, a modern simulant, an imitation for a natural diamond. Yttrium symbol: Y Atomic number: 39 Atomic weight: 88.905 Silvery-grey metallic element of group 3 on the periodic table, the boron-aluminium group, found in gadolinite and other rare minerals. Stable in the air below 400 degrees celsius. Discovered in 1828 by Friedrich Wohler.
  2. Zirconium is a natural occurring metal. Synthesized in crystal form, cubic zirconia CZ, as diamond simulant, 8.5 on the Mohs hardness scale.
    Symbol: Zr Atomic number: 40 Atomic weight: 91.22 Grey-white metallic transition element. Five natural isotopes and six radioactive isotopes are known. Discovered in 1789 by Martin Klaproth, isolated in 1824 by Berzelius.