Sapphires are more commonly known as the blue variety of the mineral corundum, formed from aluminum oxide. Since an inclusion is more prominent in the padparadscha sapphire, the gems tend to demand ruby gem (Highly recommended Site) a greater clarity than an equivalent ruby. This breastplate contained twelve gemstones which represented the twelve tribes of Israel. These are genuine gemstones they just are not corundum.
A real ruby gemstone will almost always have visible or invisible inclusions. Boasting gorgeous color, cut, and clarity, these Burmese Ruby beauties will truly steal the show. Although the pie chart does not include domestic colored stone production, it can be considered as nearly complete.
There's nothing like the lustrous red of a ruby, and finding an untreated stone is exceptionally rare. Like most gemstones, ruby was valued as a talisman or for its medicinal value as well as for it beauty. The GIA standard dictates that a sapphire or ruby with red as the dominant color is considered a ruby, not a pink sapphire.
Clarity- Clarity is broadly judged by the brightness and volume of inclusions found in the ruby gemstone. This technique, first used in 1959, essentially creates roiling magma in a furnace and grows very natural-looking gems in a period of nearly a year. With the exception of minor amounts of impurities, synthetic gems have the same chemical, physical, and optical properties as their natural counterparts.
This fact, however, makes Myanmar Ruby one of the most cheat-able gemstones in industry. Association with Sun makes ruby as the Rajratna or ‘King of Gems'. Very few specimens of corundum have a natural color within the range required for a ruby. This is the star shaped effect seen in Star Sapphires and is usually only seen in cabochon cuts.
The Rubies and Sapphires of Umba occur in various colors and shades including red, orange, blues, greens, and mixtures of these colors which defy all conventional descriptions. Other important factors in determining the price of rubies are the cut and the carat (weight).
Poor quality ruby stones are exposed to acid in order to remove mineralized inclusions, making its texture soft like a sponge. These gemstones need constant cleaning to keep them beautiful. The Ideal(common) size(weight in ratti) for Ruby Gemstone (Manik Stone) is 3.25 ratti, 4.25 ratti, 5.25 ratti, 6.25 ratti, 7.25 ratti, 9.25 ratti.
Ruby stone is most preferred stone for Engagement & Valentine Rings as Ruby symbolizes Love. In the underdeveloped world, gemstones are still mined by small scale miners using rudimentary tools, fire and homemade explosives. A Synthetic ruby is a ruby that comes in less expensive than real rubies and are oftentimes used to substitute natural rubies, albeit a cheap substitute.
In the late 1990s, gem quality rubies began appearing in much more abundance from the Möng Hsu region of Myanmar. Furthermore, basic heat treatment of rubies is an established practice in the gem industry so long as it is openly disclosed. This beautiful red gemstone allows you to see your own strength, and your creative potential from a heart based perspective.