Gold has been valued as a global currency
Gold has been valued as a global currency from thousands of year, a commodity, an investment and simply an object of beauty. While a sustained price rally, underpinned by the fact that demand consistently outstrips supply, is clearly a positive factor in this resurgence.
This website provides you with the background to these reasons and describes the defining characteristics of the gold market from an investor's point of view. As financial markets developed rapidly during the 1980s and 1990s, gold receded into the background and many investors lost touch with this asset of last resort. There are many reasons why people and institutions around the world are once again investing in gold.
Gemstones are identified by gemologists
Gemstones are identified by gemologists. The first characteristic a gemologist uses to identify a gemstone is its chemical composition. Gems are characterized in terms of refractive index, dispersion, specific gravity, hardness, cleavage, fracture, and luster. They may exhibit pleochroism or double refraction. Who describe gems and their characteristics using technical terminology specific to the field of gemology.
Next, many gems are crystals which are classified by their crystal system such as cubic or trigonal or monoclinic. They may have luminescence and a distinctive absorption spectrum. For example, diamonds are made of carbon (C) and rubies of aluminium oxide (Al2O3). Another term used is habit, the form the gem is usually found in. For example diamonds, which have a cubic crystal system, are often found as octahedrons.
Sterling Silver Jewellery
This company specializes in sterling silver jewellery from all over the world, so you can get unusual silver pieces with lots of style and flair. Silver is a soft metal in its most pure form. Pure silver is not sturdy enough to be used for jewellery because of the soft metal.
Sterling silver is the most popular metal used in jewellery in the world. Because of soft metal you see the label sterling silver on jewellery. Never use an abrasive cleaner on your silver - you will scratch the surface. Another good option for silver ornament is The Jewellery Store. Silver that is used in jewelry is mixed with a kind of alloy to increase its strength, hence the sterling silver name. The cleaners you use on silver must be low abrasive and phosphate free to keep the metal from discoloring. This single most piece of advice is probably the most valuable advice any Jewellery collector should heed.