When there are more than two colors in tourmaline to form various strip-like or landscape-like patterns, it is collectively called "picture tourmaline", and this kind of tourmaline is mostly directly used as an ornamental stone.
Jasper and aquamarine are designated as the birthstone of March, symbolizing calmness, courage and intelligence.
Basic introduction Chinese name: Bishmbth: alias of liver stone: liver stone pinyin: bi shí basic information, basic information, variety introduction, blood liver stone, basic information Chinese name: Bish alias: Bish, which refers to the opaque aphanitic variety of silica, also known as liver stone. Tiger skin bishi Chinese pinyin: bi shí English name: liver stone Bishi composition: Bishi (liver stone) is impure, often containing clay minerals, opaque and delicate in texture. The color distribution of liver stones is single, mottled and patterned. Egypt is rich in yellow to tan liver stones. A kind of patterned liver stone produced in Oregon, USA, is called "picture liver stone". Basic information Jasper refers to chalcedony, which contains mineral impurities such as clay minerals and iron oxide, also known as liver stone. Its impurity content often reaches more than 15%. Because the texture is impure, it is usually opaque or slightly transparent, and its luster is slightly darker than that of ordinary chalcedony. Bish also has rich colors. Its varieties are divided by color, including red, green, white and yellow. In fact, tourmaline is often uneven in texture and varied in color. In addition to monochrome varieties, variegated varieties are also common. A kind of tourmaline with red and brownish red spots on a dark green to green background is called "blood drop stone" or "blood star stone" and "blood stone", which is very beautiful because of its large color contrast and strong visual effect. In the jewelry customs of many countries, it, together with aquamarine, is designated as the birthstone of March, symbolizing calmness, courage and wisdom. When there are more than two colors in tourmaline to form various strip or landscape patterns, they are collectively called "painted tourmalines", and can also be specifically divided into strip tourmalines and landscape tourmalines. And most of them are directly used as ornamental stones. Variety Description Liver stone has various colors, common pig liver color, known as liver stone in the industry, including green liver stone, yellow liver stone, tiger skin liver stone and tiger skin liver stone. It belongs to a kind of Heluo stone, the stone body is mostly blood red, mixed with net white patterns. Like tiger skin. Chicken blood red is called chicken blood liver stone, and gray is called earth agate. Sheep liver stone, called "mud stone" by Xinjiang people, is also called "sheep liver stone" because of its appearance wrinkles and color, and "ancient pottery stone" because of its color and texture! Blood liver stone What is a blood liver stone? Xueganshi is an opaque silica variety, also known as tourmaline. Various colors, single color distribution, variegated colors and patterns. Common liver colors are called blood liver stones, green liver stones, yellow liver stones, tiger skin colors and chicken blood red liver stones in the industry. Liver stone is impure in composition, often containing clay minerals, opaque, fine in texture, with a hardness of Damocles 7, strong in toughness and good in polishing effect. High quality can be carved.