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Facts for Kids

Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminum oxide with trace amounts of other elements.

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Inside this Article
American Museum Of Natural History
Ancient Greece
Aluminum Oxide
Madagascar
Investment
Chromium
Princess
Hardness
Did you know?
๐Ÿ’Ž Sapphires are a variety of the mineral corundum, made mostly of aluminum oxide.
๐Ÿ’™ The most famous color of sapphire is blue, but they can be found in many other colors too!
๐Ÿชจ Sapphires can be up to 50 times more durable than regular glass.
๐Ÿ”ฅ Sapphires form deep in the Earth under heat and pressure.
๐ŸŒ Natural sapphires are often found in riverbeds where they have been worn down by water.
๐ŸŒˆ Sapphires can be colored by elements like iron (yellow) and chromium (pink).
๐Ÿ’ช On the Mohs scale, sapphires measure 9, making them one of the hardest gemstones.
๐Ÿ”ฎ Ancient cultures believed sapphires brought protection and wisdom.
๐Ÿ’ The Crown Jewels of England include a large sapphire called the Stuart Sapphire.
๐ŸŒŸ The Star of India is one of the most famous sapphires in the world, weighing over 563 carats!
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Overview
Sapphires are beautiful gemstones that come in many colors, but blue is the most famous! ๐Ÿ’™

They are a variety of the mineral corundum, made mostly of a special ingredient called aluminum oxide. With tiny amounts of other elements like iron and titanium, sapphires shine brightly! They are found in places like Kashmir in India, Sri Lanka, and Australia. Sapphires are often used in rings, necklaces, and other jewelry. Did you know that sapphires can be up to 50 times more durable than regular glass? Thatโ€™s why people love wearing them!
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Color Variations and Types
While blue sapphires are the most popular, sapphires can be found in different colors like pink, yellow, orange, and even green! ๐Ÿคฉ

A sapphire's color depends on the elements mixed into it. For example, if there is a lot of iron, it may look yellow. Pink sapphires get their color from chromium! All these shades are beautiful, and you may hear sapphires called "fancy" when they aren't blue. Interestingly, there are also clear sapphires โ€“ these are often used to create stunning imitation diamond rings!
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Formation and Natural Sources
Sapphires form deep in the Earth, where heat and pressure change minerals like aluminum into beautiful gems. ๐Ÿ”ฅ๐ŸŒ They usually form in rocks called metamorphic rocks or igneous rocks. Natural sapphires are found in riverbeds, where they got worn down by water. You can find these stunning gems in places like Madagascar, where miners dig for them! Did you know some sapphires might be over 2 billion years old? โณ

Thatโ€™s a long time! To get sapphires ready for jewelry, people carefully cut and polish them to bring out their special colors.
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Uses in Jewelry and Ornamentation
Sapphires are often used in fancy jewelry, like engagement rings, earrings, and bracelets! ๐Ÿ’–

They are popular because they are strong and look gorgeous. Famous actors and celebrities wear sapphire pieces too! One famous ring was worn by Princess Diana and is now worn by Kate Middleton! Sapphires are also used in watches because they can scratch resistant glass. Besides jewelry, sapphires shine in decorations, from royal crowns to bracelets! People choose them for their stunning appearance and durability, making them excellent choices for special occasions.
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Synthetic Sapphires and Treatments
Did you know that many sapphires are made in labs? These are called synthetic sapphires! ๐Ÿ”ฌ

They have the same beautiful colors and properties as natural ones but are created in factories. Lab-created sapphires are often less expensive and more available than natural sapphires. Sometimes, natural sapphires are treated to improve their colors or transparent qualities. These treatments include heating the stones to make their colors brighter. The best news? No matter if theyโ€™re natural or synthetic, sapphires are stunning gems you can enjoy!
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Famous Sapphires Throughout History
One of the most famous sapphires is called the Star of India! ๐ŸŒŸ

It weighs over 563 carats and is displayed at the American Museum of Natural History in New York. It's known for its beautiful star shape that shines brightly under light. Another famous one is the Black Prince's Ruby, which is actually a large red sapphire! It sits on the Imperial State Crown of Britain. These gems carry rich stories and have traveled the world, making them special treasures in the history of jewelry!
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Market Value and Investment Potential
Sapphires can be valuable, depending on their color, size, and clarity! ๐Ÿ’ฐ

The brighter the color and the clearer the stone, the more valuable it is! Blue sapphires are usually more expensive than other colors, but fancy sapphires can also be quite valuable! Some sellers may offer sapphires at lower prices, while collectors pay top dollar for rare stones! If you are lucky to own a high-quality sapphire, it can become an investment! Remember, always do research if you plan to buy or sell sapphires. They can be shimmering treasures!
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Physical Properties and Characteristics
Sapphires are known for their hardness, which means they are tough and resist scratches. ๐Ÿ’ช

They measure 9 on the Mohs scale, which goes from 1 (the softest) to 10 (the hardest). This makes sapphires one of the hardest gemstones! They have a shiny surface called luster that makes them sparkle. Sapphires also have a unique feature called pleochroism, meaning they can show different colors when viewed from different angles! This makes them fun to look at. Want to know a secret? Real sapphires can be tested by their weight - they are heavier than most stones!
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Care and Maintenance of Sapphire Jewelry
To keep your sapphire jewelry shining bright, itโ€™s important to take good care of it! ๐Ÿ’Ž

You can clean sapphires with mild soap and warm water. Just use a soft cloth or a toothbrush to scrub gently. Avoid wearing your sapphires when doing rough activities (like playing sports). Itโ€™s best to store them separately so they donโ€™t get scratched by other jewelry! If you take care of your sapphires, they will last a long time and look glowing! Regular check-ups at the jeweler are also a good idea to keep your precious stone safe!
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Historical Significance and Cultural Impact
Sapphires have a rich history! ๐Ÿ”ฎ

Many ancient cultures believed these gems brought protection and wisdom. In Ancient Greece, people thought sapphires connected them to the gods. Kings and queens wore sapphire jewelry to show their status and power. ๐Ÿ’

The famous Crown Jewels of England include a large sapphire called the Stuart Sapphire, which is more than 300 years old! Sapphires are even linked to the birthstone of September! So, if you were born in September, sapphire is your special stone!
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