When.com Web Search

  1. Ads

    related to: spinel gemstone ring

Search results

  1. Results From The WOW.Com Content Network
  2. Spinel - Wikipedia

    en.wikipedia.org/wiki/Spinel

    It is widely used as an inexpensive cut gem in birthstone jewelry for the month of August. Light blue synthetic spinel is a good imitation of aquamarine beryl, and green synthetic spinel is used as an emerald or tourmaline simulant. [29] By 2015, transparent spinel was being made in sheets and other shapes through sintering. [30]

  3. Spinel of the Great Imperial Crown - Wikipedia

    en.wikipedia.org/wiki/Spinel_of_the_Great...

    The Spinel of the Great Imperial Crown (Russian: Шпинель Большой императорской короны) or Menshikov Ruby [1] (Russian: Рубин Меншикова) is a historical gemstone, a red spinel which tops the Great Imperial Crown of Russia from the 18th century to the present day.

  4. Black Prince's Ruby - Wikipedia

    en.wikipedia.org/wiki/Black_Prince's_Ruby

    The gemstone at the front of the Imperial State Crown. The Black Prince's Ruby is a large, irregular cabochon red spinel weighing 170 carats (34 g) set in the cross pattée above the Cullinan II diamond at the front of the Imperial State Crown of the United Kingdom.

  5. French Crown Jewels - Wikipedia

    en.wikipedia.org/wiki/French_Crown_Jewels

    Crown Jewels of France, on display at the Louvre with the crown and diadem of Empress Eugénie to the left, the set of Queen Marie Amélie in the centre, and the crown of Louis XV to the right with the diadem of the Duchess of Angoulême The Côte-de-Bretagne red spinel with the set of Queen Marie Amélie to the left, the bracelets and diadem of the Duchess of Angoulême in the centre and ...

  6. List of individual gemstones - Wikipedia

    en.wikipedia.org/wiki/List_of_individual_gemstones

    Samarian Spinel, the world's largest spinel; Menshikov Ruby, the world's second largest spinel set on top of the Great Imperial Crown of Russia; Timur Ruby, believed to be a ruby until 1851, hence its name; Black Prince's Ruby, the famous spinel mounted on the Imperial State Crown of the United Kingdom

  7. Samarian spinel - Wikipedia

    en.wikipedia.org/wiki/Samarian_Spinel

    It and a smaller 270-carat (54 g) spinel were captured and taken to Iran by Nader Shah following his 18th-century invasion of India.. The Samarian spinel has a hole in it. According to a diary entry of the court physician to Naser al-Din Shah Qajar, the shah told the physician that the stone once adorned the neck of the biblical golden calf, which the Israelites are said to have made while ...