Gems are formed from minerals, and different chemical elements fuse with each other to produce different types of gemstones. Colored gemstones are fascinating because of their beautiful and changeable colors, and the beauty of colorful gemstones cannot be separated from the role of Ta. Ta is chromium.
Metal chrome
Chromium is a silvery white shiny metal, pure chromium is ductile, and chromium containing impurities is hard and brittle.
Gemstone/green system that is beautiful due to chrome
1, emerald
Emerald was originally a kind of beryl, and beryl was mixed with different elements to become different kinds of gems, such as aquamarine, morganite, gold emerald, etc., but not as emerald because chrome color became one of the world's five noble gems, becoming The "king of green gems".
Emeralds contain quantitative chrome and velvety green eyes.
Emerald crystals have many cleavage problems and are naturally cracked. It is very difficult to form a complete crystal of more than one carat. Therefore, a good quality emerald of more than one carat can be invested in collection, of course, the price is not cheap.
2, jade
Jade can force Hetian jade to become the "King of Jade", and because there is something in the mineral composition of jadeite called soda feldspar. The aluminum inside it is replaced by chrome. This part can't be less than just needed. it is good. After the replacement of the jade, the visible light can be seen under the visible light of the naked eye.
3, Jasper
Nephrite is the name of Hetian jade. Popularly speaking, Hetian jade also has many varieties of different colors. Jasper is also mixed with a certain amount of chromium to make the visible green. This kind of green is very rare in the minerals such as nephrite.
4, chrome green tourmaline
The general green tourmaline is green because of the iron element, and the chrome green tourmaline has a higher green saturation and more green color due to the incorporation of chromium, which is why it is not as good as the paradise of Paraiba and Rupee. A wonderful name can also be the reason for the double value.
5, garnet
In the garnet, the iron element should be green, and now it becomes chrome and green. In addition to the higher color saturation, the garnet has a higher scattering value. In other words, the fire shines more strongly than the diamond, which is naturally rare.
6, Cui Shaflai
Schaeffler and garnet are also the varieties of garnet that have been mixed with chrome. The uniqueness of Schaffler is that it is mixed with two elements of chrome and vanadium. It forms a verdant green nature and a bright green garnet. There are two different styles of painting.
7, chrome diopside
Ordinary calcium-magnesium silicate gemstones contain chromium and become the noblest chromium diopside in the family.
Gemstone/red for chrome
1, the ruby pigeon blood red
The coloring elements of gemstones often have certain rules to follow, but in the pigeon blood red, the principle of "chrome-induced green, iron-to-red" has been broken.
The reason why ruby ​​can reach the blood red level of pigeons is because of this chrome element, its blending has different filtering on the colorful colors of visible light, which makes our visible red color more vivid and bright. The pigeon blood red has a standard red glaze in the international certificate to locate, and the chrome element is also mixed.
2. Papalacha of Sapphire
Sapphire is not only blue, but all gem-quality corundum outside the red range is called sapphire. Among the famous varieties of sapphire, in addition to the blue cornflowers and royal blue, there is also a legendary orange-red corundum called Papalaccia, also known as lotus corundum, which is produced only in the mining area of ​​Sri Lanka. The unique color of this monk is because the chrome and iron elements are properly mixed together, and a slight deviation cannot be mixed into such a color.
3, magnesium aluminum garnet
A strong red garnet, even once used as a substitute for ruby ​​in ancient times, English also has the meaning of "Fire Fire." It is because a small part of the elements of magnesium and aluminum are replaced by chrome, which brightens its redness and is more dazzling.
4, the stone
Not only the Alexander stone, including the color-changing sapphire or the color-changing garnet, has varying degrees of chrome mixing, changing the visible light reception of the naked eye, making the color of the gem visible under the sun and incandescent light.
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