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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 ...
Gorham Silver was founded in 1831 in Providence, Rhode Island by Jabez Gorham, [3] a master craftsman, in partnership with Henry L. Webster. [4] The firm's chief product was spoons of coin silver. The company also made thimbles, combs, jewelry, and other small items.
Yemenite silver-work is noted for its intricate use of filigree and fine granulation. [2] [6] Jewellery containing a high silver content was called ṭohōr by local Jews, or muḫlaṣ in Arabic, and referred to jewellery whose silver content ranged from 85 to 92 percent, while the rest was copper.
For example, 10k, 14k, and 18k mean 10-carat, 14-carat, and 18-carat gold, and 925 indicates sterling silver. You may also see a maker’s mark, which provides information on who made the piece ...
A silversmith hard soldering of silver rings using flux and silver solder wire. "Hard soldering" or "silver soldering" is used to join precious and semi-precious metals such as gold, silver, brass, and copper. The solder is usually described as easy, medium, or hard in reference to its melting temperature, not the strength of the joint. Extra ...
Although the method used is called soldering, it is actually a form of brazing, using "solders" of the metal being worked, i.e. gold solders for gold pieces, silver solder for silver pieces, etc. All of this is the work of bench jewelers, who at this level are sometimes known as production workers in some arenas.