As with most rubies, rubies from Burma are also heat-treated. With Clarity only works with trusted and vetted ruby cutters that craft the highest quality rubies. They are formed naturally in the earth under specific conditions. When the aluminum oxide and trace elements are exposed to high pressure and extreme temperatures, they become the molten mixture in which the ruby crystals will form. RUBIES. Hailing from the southeast Asian country of Myanmar, the Burmese Ruby, also known as the Pigeonâs Blood Ruby, proves to be visually stunning through its blood-red coloring, and therefore, the most valuable type of ruby. What Is the Average Diamond Size in Engagement Rings? If 1% of the aluminum atoms are replaced by chromium atoms, the ruby forms a deep red color.Corundum is made of densely packed oxygen and aluminum atoms. Rubies have a hardness of 9.0 on the Mohs scale of mineral hardness. These red gemstones are second only to diamond in hardness. Typically, this results in a colorless substance. As the continents of Asia and the Indian subcontinent collided with each other, the immense pressure and presence of certain minerals created a deposit of rubies. The best rubies, however, are found in marbles, particularly at mines in Myanmar (Burma) but also in Vietnam, Afghanistan, Pakistan as well as Nepal. Rubies from this region are also known to have lower iron content. They must have formed in the metamorphic rocks located in the earth’s crust, above the mantle. As they do not have other undertones, their value is higher than rubies from other sources. It’s known that a ruby is, in essence, a type of corundum, which is itself colourless when pure, and turns ruby red when chromium is introduced. Thailand is now known as a center of ruby crafting, but not necessarily a mining source. For 800 years of history, the Mogok Stone tract has been characterized as the most famous source for Burmese Rubies. There are also two prominent methods of making synthetic rubies in a laboratory. They are formed when exposed to extreme heat under the earth’s surface. Red corundums are known as \"rubies,\" blue corundums are known as \"sapphires,\" and corundums of any other color are known as \"fancy sapphires.\" Impurities cause corundum to occur in a spectrum of colors, and when it is completely free of color-causi… This substitution process is … Whether its biblical references or cases of mistaken identity, ruby is a … Doceri is free in the iTunes app store. When the basaltic magma rose up though the crust, it “captured” the gems along the way. Rubies that have not been heat-treated and are still beautiful, are quite rare and valuable. However, they are known for having better clarity than rubies found in other mines. Most gems form naturally as minerals within the Earth. Corundum is made of densely packed oxygen and aluminum atoms. Natural heat treatment mimics the high heat and pressure that rubies undergo when being naturally formed in the earth. The rate at which it cools will determine the clarity and size of the crystals, as well as how many rubies that will form. All The Ways To Find Out four mine, Buying Sapphire and Diamond Engagement Rings, How To Buy An Engagement Ring On a Budget. Learn all about the differences between the two … However, Thai rubies do not fluoresce as vividly as those that originate in Burma. With Clarity uses Burmese rubies that have been vetted for quality, sparkle, and purity. In addition to writing for Demand Studios, Jordan currently provides content for several promotional business blogs, herbal and alternative health guides, and is a certified Childhood Obesity Specialist, Core Training Specialist, Personal Trainer and Aerobics Instructor. Finding clothes that were suitable for her was a challenge from the beginning, especially when it came to swimming. The first diamonds to be unearthed by man were discovered in India in the 4th-century BC and were quickly dispersed along the ancient trade route, the Silk Road. When rubies are treated to extreme heat and pressure, they are formed under the earthâs surface. The red color varies in depth and clarity, but any color variations that deviate from the red varieties are classified as sapphires. With Clarity only utilizes rubies that have been heat-treated. As a result, rubies form when chromium oxide enters the mineral conundrum (Aluminum oxide). When the mixture is allowed to cool over a long period of time, larger rubies are formed. Specifically, the presence of chromium creates a deep red color. When chrome, titanium, iron, vanadium or rutile, or even a combination of the metals, are included in the aluminum oxide mixture, the result is the fiery red color associated with the ruby. If the mixture cools too quickly, it can limit - or even prevent the formation of rubies. 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