Magical hair crystal
The classic "The Beads of the Things" contains: "Emei water is fine in the stone of Emei Mountain, and it is as black as a brow. It is very strange." The crystal of the eyebrow-like inclusions in this crystal is called crystal. People have given the crystal a lot of interesting names: some called it "grass crystal" , some called it "crystal" , the western called it "needle gem", "venice gem", "Tetis Gemstone", "Net rutile quartz".
The hair in the natural hair crystal is mostly straight filamentous , and also has a curved shape , often in the form of bundles, radial or irregular orientation; the hair is straight and parallel, and the hair is formed in a parallel orientation. , become a boutique in the hair. The inclusions inside the hair crystal are mainly rutile and actinolite and also contain some black tourmaline (black tourmaline).
The crystals containing various minerals will form different color crystals, and the crystals containing rutile will form blonde crystals, red crystals, yellow crystals, etc.; black crystals containing black tourmaline will form; The formation of green hair crystals.
The "golden hair crystal" containing silky natural gold is more precious, and the rutile crystal containing gold and red is also famous. The crystal of the tourmaline mineral, which is known as the "multi-color gem", is very beautiful in the tourmaline color. The needle-shaped and hair-shaped inclusions are arranged in the crystals in a dense and dense manner. If they are gorgeous, they are better ornamental gemstones without processing. They are treasures, and foreign collectors give it the name of “Venus hair stoneâ€.
Identification of hair crystal
You can judge by means of judging the crystal.
The first is the feel, the artificial hair crystal feels warm to the touch, and the natural hair crystal touch is very cold, because the thermal conductivity of natural crystal is stronger than resin or glass.
The second point is the weight, the artificial hair crystal is made of resin or glass, and the feeling of lightness is easy to get on.
Finally, you can use a magnifying glass to observe carefully, there are bubbles inside, like maltose, this is definitely a fake. It is impossible for most of the hair inside the hair crystal to go in the same direction, and the thickness will not be exactly the same. Natural products are almost impossible to have the same two in the world, and there are synthetic products in the world. It is yellowish brown to reddish brown. The hair was observed to be parallel to each other. Under the gem microscope, the hair was observed as a series of pin-shaped tubular bodies with the same orientation and one big head and small head. The tube was filled with pigment. The cross section of the empty tube was triangular, while the natural crystal rutile cross section was Trapezoidal.
In addition, you may have heard of titanium crystal in the market. Titanium crystal is actually a kind of crystal, but in fact, titanium crystal is not a formal gemmological or mineralogical name, mostly commercial. Titanium crystal rutile is thicker, sometimes wider, and can show a small plane. The golden glitter effect is better. Due to the scarcity of titanium crystal itself, it is said that the state of Bahia in northern Brazil has been suspended by the Brazilian government. Restricting the number of exports, so the excellent titanium crystal is one of the more precious crystal gems of today.
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