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Tiger Eye

Tiger's eye, also known as tiger's eye, is a gemstone with a cat's eye effect. It is mostly yellowish-brown and has silk-like light patterns inside the gemstone. Tiger's eye is one of the varieties of quartz. This gemstone can be made of crocidolite fiber silicon for pseudo-crystal replacement.

The blue variant produced by the unfinished process of silicification is called "Eagle's Eye Stone". Generally, it has black and yellow tones, like tiger patterns, but also has blue, yellow and black colors, called blue opals. Secret key array purification, opal is often called "noble gem".

Together with alexandrite, it belongs to one of the five most precious and high-end gems in the world. Opal is mainly produced in gas-forming hydrothermal deposits and pegmatite dykes. Tiger's eye is a variant of wood alexandrite. Tiger's eye quartz fiber is shorter than wood alexandrite, and the direction is irregular, arranged in any direction like stripes.

The world's largest deposit of tiger's eye and wood alexandrite is located in Transvaal Province, South Africa. In addition, it is also produced in Brazil, Henan, China and other places. The price also depends on the color. Generally, the surface is flawless, and the eyeliner is clear and in the middle is the top grade.

Tiger’s eye (Tiger’s eye) is an aggregate of quartz, an amorphous mineral. Its gemological name is Tiger eyes, also known as Tiger’s eye. Usually brown, blue, reddish brown and other colors, opaque, fine and tough texture, with a fine fiber-like structure, such as grinding from the vertical fiber direction into a curved ring surface, there will be a parallel movement on the curved surface. "Eyes" is named Tiger Eye because of its shape and color resembling tiger eyes.

Feature

Tiger's eye is often treated with cabochon cutting method, which can best highlight the cat's eye of tiger's eye itself.

Tiger's eye can be turned red after micro heat processing. The beautiful honey-colored tiger's eye stone has the opportunity to impersonate another higher value opal "chrysoberyl". The gem made of man-made fiber glass is a common substitute stone for tiger's eye, and this fiber Glass can also make gems of many colors.

Ldentification:

Tiger's eye stone is a kind of wood alexandrite. Under observation, it has a wooden structure, which is generally a stone like wood. Generally, it is brownish-yellow. The reason why it is called tiger's eye is like tiger's eye. Each bead has a bright line at different angles of light. Turn the bead and the bright line will also move. If it doesn't move, it is fake. It may be of medium quality, there may be few or no bright lines, and may not be in the middle.

The types of tiger eye stones include yellow tiger eye, red tiger eye and blue tiger eye, while blue-gray blue tiger eye and red-brown red tiger eye are a few, mostly yellow-brown, with imitation silk inside the gem. Quality light pattern. The price of tiger eye stone ranges from about one hundred yuan to tens of thousands. The price of tiger eye stone depends on the color. Generally, the surface is flawless, the eyeliner is clear and the middle is top grade.

1. Looking at the light, there will be some small horizontal stripes or fibrous materials. The temperature of natural crystal is generally relatively low, and it will feel cold when held in the hand.

2. A real natural tiger's eye, its luster will change with the health of the person, when the health of the person is good, it will become shiny and a little shining, and once the health is not good , It will become dim.

Origin: 

The main origin is Africa, which is the national gemstone of South Africa.

The world's largest tiger-eye ore deposits are scattered in Africa, located in the Transvaal province of South Africa. In addition, India, Sri Lanka, Brazil, Namibia, Australia and Brazil all produce good tiger's eye.

China also has the same kind of ore, which is only found in Xichuan County, Henan. Xichuan tiger's eye is different from South Africa's tiger's eye. Namibia's peterite is similar to but there are also differences. Henan Xichuan tiger's eye ore is relatively complex in composition and variable in texture. , Locally called: Tiger's Eye Jade.

The tiger's eye mine found in Xichuan, Henan Province, is completely different from the same type of foreign deposits in terms of geological characteristics, mineral assemblage, chemical composition, and carving effect. It belongs to a special kind of Rare and rare types are the only mineral deposits found in my country and Asia.

The tiger-eye stone of Xichuan in Henan has a special color that no jade in nature does not have. If you watch it in detail, a strange and magical world will make you forget it. Like a landscape sign, it can be said to be a vivid photo of the changes in the earth’s activities over the past tens of thousands of years. There are spectacular scenes of volcanic eruptions, as well as flowing red, yellow, and golden magma; there are also various natural materialized artistic changes. The colorful patterns are so beautiful.

Yellow Tiger Eye

It is the most common "tiger eye stone" or "tiger eye stone". Tiger eye stone is vein-shaped or lens bodies of different sizes are produced in the middle or both sides of the crushing zone, and the ore has a fine-grained patchy structure or a fibrous structure. , Massive structure, blue asbestos distribution is vertical, horizontal, oblique and clustered blue asbestos fibers, with different directions and variegated distribution. Due to the later limonite mineralization, tiger's eye is golden or yellow-brown, with strong silk or diamond luster, slightly transparent or translucent, with a hardness of more than 7 degrees, and has a strong cat's eye effect, forming a band-like "lively" "Light" or "Leguang". The yellow tiger's eye stone has the domineering and sharp eyes like a cat's eye, emitting a bright light, which makes people add courage and confidence, bravely fight, and create more wealth. Some people call the tiger's eye stone a Wangfu stone, which brings good luck and wealth to their husbands. The noble and domineering tiger's eye bracelet reflects the bright light like cat's eye, which inspires courage, brings confidence, strengthens belief, and makes people brave. 

Blue Tiger Eye

This is the "Hawk-eye" and "Hawk-eye", chemical formula (SiO2). It is vein-shaped and partially lens-shaped. The pulse width is 2 to 5 cm, the color is single, and the blue asbestos is arranged irregularly and has small cracks. Developed, with a low degree of silicification, hard and brittle blue asbestos fibers can be seen. The ore has a fine-grained, fibrous, massive, honeycomb-like, strip-like or crust-like structure, with a strong silky luster, slightly transparent or Translucent, with Le light or ribbon "live light".

Red Tiger Eye

Lenses of different sizes are produced in the fissures containing blue asbestos, the color is relatively single, and iron oxide film is seen locally; the blue asbestos fibers are arranged regularly or relatively regularly, and have a fine-grained fibrous structure, dense and massive structure, strong silk Luster, obviously band-like bright light. The red tiger stone with very good texture gleams with a swarthy glow at different angles.

Multicolor Tiger Eye

Also known as "zebra tiger eye" or "zebra tiger eye", it is located in the middle or both sides of the broken alteration zone. It is veined in the veins of blue asbestos or quartz, and the color is red, blue, yellow, milky white, etc. , Blue asbestos fibers are arranged in irregular directions.