Most of these alloys were combinations like copper-silver or silver-gold and used with so-called hard soldering. That’s a technique still used today to join precious and semi-precious metals ...

The government on Wednesday imposed import curbs on platinum alloy with less than 99 per cent purity to curb illicit imports ...

“In my career, I did extensive work on alternatives alloys without any real success,” he said. “Life testing and electrical efficiency losses always brought us back to silver alloys.

First of Its Kind' Early Medieval Large Silver and Copper Alloy Disc Brooch on a Farmland, Experts Unsure of Its Origin In 2020, a metal detectorist during his voyage in a Somerset farmland ...

The government put import restrictions on platinum alloys of less than 99 per cent purity on Wednesday (March 5) to combat ...

The purity grade of fine silver is either 999.9, 999.5 or just 999. For silver alloys, jewellery and artefacts, the purity grade is 970, 925, 900, 835. Silver is not used in its purest form.

In a world where fast fashion and mass production dominate, handcrafted jewellery offers a refreshing alternative—one that ...

India has imposed import curbs on platinum alloy with less than 99% purity to curb illicit imports. The move aims to prevent ...