A bracelet is worn around the wrist
The origin of the term 'bracelet' is from the Latin 'brachile' meaning 'of the arm', and in the Old French 'barcel'. A bracelet is worn around the wrist. It is one the jewellery item which is popular both in male and female. Bracelets are also used for medical and identification purposes.
Allergy bracelets are used for hospital patient-identification tags. Bracelets can be manufactured from leather, cloth, hemp, plastic, metal, rocks, wood, and/or shells. Other material are used to manufacture bracelets are gold, silver, lak, platinum, white gold and using diamonds. Find cuff, link and charm bracelets, each one more unique than the next, and read about the talented artists that make them.
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.
A perfect diamond has no flaws
A perfect diamond has no flaws. In valuing diamond, Diamond clarity is one of the important features. Most of the 20 percent that are gemstone quality still have significant flaws. An inclusion is a type of flaw that occurs within the internal characteristics of a diamond. The others are cut, caret, and color. So, when it comes to diamond clarity it is considered a flaw.
Only 20 percent of diamonds mined are good enough to be used as gemstones. Diamonds are categorized as Flawless, Very Slightly Included, Slightly Included, Internally Flawless, and Included. Within these categories, there are grades. The rest are relegated to industrial use. When magnified under a 10x microscope, The Flawless diamond is, well, flawless. The flaws may even be visible to the naked eye and are considered Included You’ll pay a pretty penny for superior diamond clarity.