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The Gem and Jewelry World's foremost Resource on The Internet. Open to the public, Free of Charge!
We are here to build a strong pool of information for the benefit of Web's jewelers and craftsmen - and those interested in jewelry and gemstones.
Causes and Prevention of Defects in Wrought Alloys - By Mark F. Grimwade
Much of the recent literature on defects that occur in jewellery manufacture is focused on those occurring in lost wax investment casting. However, defects can also occur during casting of ingot and its fabrication into sheet, tube, wire and rod as well as their onward fabrication into jewellery...
Tags: | Jewelry Mass Production | Metallurgy | Casting Troubleshooting |
Laser Welding Sterling Silver - By Steve Satow
In laser welding of Sterling Silver & lower silver bearing alloys (coin silver) we have about seven choices in laser wire....
Tags: | Fusing & Welding |
The Secret Life of Solder - By William Pellegrini
Understanding why solders melt and how they flow is fundamental to mastering soldering techniques. The alloys we use every day to solder our work undergo some amazing transformations as we heat them. If you can stay with me through this article you will understand exactly what you are seeing...
Tags: | Metallurgy |
The La Pita Mines of Colombia: The Emerald Worlds Best-Kept Secret - By Richard W. Wise
Since the late 16th century, one country, Colombia, has produced most of the worlds finest emeralds. Today, two mines -- Muzo and La Pita -- account for 90% of the countrys emerald exports. While everyone has heard of Muzo, few know about La Pita. Heres a detailed report on this major unknown...
Tags: | GemBiz |
Manufacturing Custom Diamonds and Tourmaline Earrings - By Mark B. Mann
The customer has selected the pair of earrings shown the rough sketch. The top portion is cast, the bottom piece is hand fabricated and the two units are joined by wire links. Materials used in the custom designed earrings include: 14-karat yellow gold with 14-karat white gold settings, Diamonds and...
Tags: | Fabrication | Fusing & Welding |