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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. Soldering - Wikipedia

   en.wikipedia.org/wiki/Soldering

   For non-electronic applications, soldering torches use a flame rather than a soldering tip to heat solder. Soldering torches are often powered by butane [ 20 ] and are available in sizes ranging from very small butane/oxygen units suitable for very fine but high-temperature jewelry work, to full-size oxy-fuel torches suitable for much larger ...

4. How to Spot The Best Vintage Jewelry in Thrift Stores ... - AOL

   www.aol.com/spot-best-vintage-jewelry-thrift...

   Related: How to Clean Jewelry—Plus, Tips for Keeping Your Gold, Silver, ... "Cracked metal, poor polish, missing elements, and lead solder on gold are all no no’s," she adds.

5. Stonesetting - Wikipedia

   en.wikipedia.org/wiki/Stonesetting

   The earliest known technique of attaching stones to jewelry was bezel setting. A bezel is a strip of metal bent into the shape and size of the stone and then soldered to the piece of jewelry. The stone is then inserted into the bezel, and the metal edge of the bezel pressed over the edge of the stone, holding it in place.

6. Soldering iron - Wikipedia

   en.wikipedia.org/wiki/Soldering_iron

   Spool of solder. 1.6mm. When the iron tip oxidises and burnt flux accumulates on it, solder no longer wets the tip, impeding heat transfer and making soldering difficult or impossible; tips must be periodically cleaned in use. Such problems happen with all kinds of solder, but are much more severe with the lead-free solders which have become ...

7. Repoussé and chasing - Wikipedia

   en.wikipedia.org/wiki/Repoussé_and_chasing

   A "liner" has a flattened tip with a slightly curved blunt edge. It is used to chase narrow grooves in the metal, or to repoussé narrow ridges from the back side; both for outlining the work, and to refine edges in the final object. A "planisher" has a smooth, flat tip meant for pushing out large, flat areas of metal.