Jewelry jade style refers to the shape of gems, also known as cut shapes. According to its external characteristics, it is divided into four categories: globular type, faceted type, bead type, and special type. (1) Curved surface type. Cabochon gems are also called plain or convex gemstones. The gemstone has a convex surface. According to [...]
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Acrylic is the transliteration of English Acrylics, and Acrylics is the general name of acrylic acid (ester) and methacrylic acid (ester) chemicals, commonly known as "specially treated plexiglass." In 1872, the polymerization of acrylic acid was discovered by scientists, and in 1937, when the industrial manufacturing of methacrylic acid (ester) was successfully developed, humans did [...]
There are countless legends about rubies, such as "Old Testament Bible Job" chapter 28, section 18: "The value of wisdom is better than rubies." It shows how precious and cherished rubies were at that time. In the ancient Western book Lapidaie ("The Gems"), it is said: "The magnificent, clear and luxurious ruby is the king [...]
The earliest term for jade was a bird name, with red feathers for males and green feathers for females. Some merchants in Taiwan believe that red is jade and green is emerald. In another way, "Jade" means "non-cui" to distinguish China's Xinjiang Hetian jade (known as jade), because the color of jade is more colorful [...]
The name of tourmaline (tourmaline) is derived from the Sri Lankan Sinhalese word turmali, which means gems of mixed colors. "Bixiaxi", "arsenic", "tourmaline", and "broken evil gold" can also be found in Chinese historical documents, which have the meaning of warding off evil spirits and are the favorite of Empress Dowager Cixi. Tourmaline has also [...]
The color should be uniform and not cast. Take ruby as an example. The bright pigeon blood is the best. If the color is pink or pink, the price will be a thousand miles away. As for how much the firelight is related to the bottom cutting surface, the more the surface is cut, the [...]
Pink gemstones have always been loved by young women, let alone morganite known as Baby Skin! It has a baby-like pink and rosy skin color. Just this translucent and tender color makes people love it. In addition, several internationally renowned brand jewelry companies use morganite as the main design stone, which has greatly expanded the [...]
Fire color refers to the folds of the gems that are folded out by the naked eye under the light. The higher the refractive index of the gemstone, the stronger the fire color, which is called "very shining". A good gemstone has a good color, just like a person's skin is good; a good fire [...]
But pay special attention: no color-causing substances are added during the heating process. The general industry refers to this method as "first burn". For example, the green corundum produced in the Macachar mining area in Thailand turns into yellow gemstones when heated; and the Thais accidentally discovered that the originally worthless Sri Lankan milk stone [...]
At the beginning of 2013, an Alashan agate shaped like a chicken out of an egg shell was sold for an amazing price of 130 million yuan. It is said to be a legend in the legend. This is really a crazy age. There is really a so-called "crazy buys, fools sell, and there are [...]