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  2. Granulation (jewellery) - Wikipedia

    en.wikipedia.org/wiki/Granulation_(jewellery)

    There are three basic techniques that may be used to attach granules to a metal surface: hard soldering, fusing and colloidal soldering. The metals used in granulation are usually gold and/or silver alloys of high purity – alloys below 18 kt. gold and sterling silver being unsuitable. With each technique, the process begins with the making of ...

  3. Gold number - Wikipedia

    en.wikipedia.org/wiki/Gold_number

    The gold number is the minimum weight (in milligrams) of a protective colloid/lyophilic colloid required to prevent the coagulation of 10 ml of a standard hydro gold sol when 1 ml of a 10% sodium chloride solution is added to it. [1] It was first used by Richard Adolf Zsigmondy in 1901.

  4. Choker - Wikipedia

    en.wikipedia.org/wiki/Choker

    A choker is a close-fitting necklace worn around the neck, typically 14 inch to 16 inch in length. Chokers can be made of a variety of materials, including velvet, plastic, beads, latex, leather, metal, such as silver, gold, or platinum, etc.

  5. Jewellery chain - Wikipedia

    en.wikipedia.org/wiki/Jewellery_chain

    Gold chain with garnets, rock crystals and enamel from the 16th century, Sweden. Jewellery chains, jewelry chains or body chains are metal chains [1] [2] that are used in jewellery to encircle parts of the body, [3] namely the neck, wrists and ankles, [4] and they also serve as points to hang decorative charms and pendants. [5] [6] [7]

  6. Jewellery - Wikipedia

    en.wikipedia.org/wiki/Jewellery

    Jewellery (or jewelry in American English) consists of decorative items worn for personal adornment such as brooches, rings, necklaces, earrings, pendants, bracelets, and cufflinks. Jewellery may be attached to the body or the clothes. From a western perspective, the term is restricted to durable ornaments, excluding flowers for example.

  7. Necklace - Wikipedia

    en.wikipedia.org/wiki/Necklace

    Anglo-Saxon and Scandinavian groups worked mainly in silver, due to a deficit of gold, and wrought patterns and animal forms into neck-rings. In the Gothic period necklaces were uncommon, though there are a few records of diamond, ruby, and pearl necklaces. [11]

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