1, composition and color: black is the main color of jet, while black sheep fat is an asphalt stone.
Jet is a silicate mineral, which is mainly composed of striped calcite and calcite. The color is mainly black, and white and gray are also common. Black sheep fat is a kind of asphalt stone, which is mainly formed by natural asphalt and has a dull color. Black sheep fat is an asphalt stone.
2. Physical properties: the hardness of black sheep fat is lower than that of jet.
The hardness of jet is high, usually between 6 and 7, which makes jet very popular in making jewelry and carving. However, the hardness of black sheep fat is low, between 2 and 4, and it is relatively easy to be scratched.
3. Texture: The texture of black sheep fat is smooth, while jet has the natural texture of stripes, patches or clouds.
Jet often has stripes, patches or cloud-like natural texture, which makes it present a unique aesthetic feeling when making decorations. However, black sheep fat presents a uniform and smooth texture.
4. Source and use: Mo jade is often used to make jewelry, ornaments and carving crafts, while black sheep fat is used to make jewelry and jewelry.
The jet is mainly produced in China, and it is one of the important gem materials in China traditional culture, and is often used to make jewelry, ornaments and carving crafts. Black sheep fat is mainly produced in the Middle East and the Mediterranean, and is mostly used to make jewelry and jewelry.
5, gloss: black suet jade is mainly oily luster, jet gloss is much worse.
The luster of black suet jade is mainly oily luster, while the luster of jet jade is much worse. The luster of black suet jade is different from jet jade. Black suet jade has the feeling of coagulation and resin luster under the irradiation of light. Under the irradiation of light, the colors of jet are dark gray, jet black and pure black, and there will be different patterns or spots inside, and the luster is dim.