Library > Beginner's Corner |
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| | | | | [221] Testing Precious Metals and Their Alloys | The purpose of precious metal testing is to determine, first, whether a given sample is precious or base, and, second, to determine what proportion of an alloy is precious. Sophisticated equipment is used in a precious metal laboratory to determine content and purity values with great precision, but our attention here is given to methods a working goldsmith can use in the studio to determine metal content to a practical degree of accuracy..... (2001)
 Complete Story | | Show me more articles from: [The Theory and Practice of Goldsmithing]|[Prof. Dr. Erhard Brepohl] | | Releated Categories: [Metallurgy]|[Beginner's Corner] | | ISBN: 0961598492 | | [8] Why Is a Bracelet Called a Bracelet? | Do you know why that piece of jewelry that goes around your arm is called a bracelet? Or why a hair clasp is called a barrette? And how about brooch - that's a strange name to call an ornament fastened to your clothing. I make jewelry and normally all I think about is designs and colors. But one day my mind strayed further, piquing my curiosity as to why a bracelet is called a bracelet.... (1996)
Complete Story | | Show me more articles from: [Ganoksin]|[Sandra I. Smith] | | Releated Categories: [Beginner's Corner] | | |
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