大理石(Marble)又称云石，是由沉积岩和沉积岩的变质岩形成，通常伴随有生物遗体的纹理。主要由方解石、石灰石、蛇纹石和白云石组成，其组成成分以碳酸钙为主，约占50%以上，还有碳酸镁、氧化钙、氧化锰及二回氧化硅等。矿物成分主要为方解石，遇盐酸发生气泡，具有等粒或不等粒的变晶结构，颗粒粗细不一。大理石也是天然建筑装饰石材的一大门类，一般指具有装饰功能，可以加工成建筑石材或工艺品的已变质或未变质的碳酸盐岩类。 Marble (Marble) also known as marble, is formed by sedimentary rocks and sedimentary rocks of metamorphic rocks, usually accompanied by biological body texture. Mainly composed of calcite, limestone, serpentine and dolomite, its composition is mainly calcium carbonate, accounting for more than 50%, as well as magnesium carbonate, calcium oxide, manganese oxide and two back silicon oxide. The mineral composition is mainly calcite, which occurs in hydrochloric acid. It has a crystalline structure of equal particles or unequal particles, with different particle sizes. Marble is also a kind of natural building decorative stone, usually refers to the decorative function, can be processed into construction stone or handicraft of metamorphic or metamorphic carbonate rock. 大理石原指产于云南省大理的白色带有黑色花纹的石灰岩，剖面可以形成一幅天然的水墨山水画，古代常选取具有成型的花纹的大理石用来制作画屏或镶嵌画，后来大理石这个名称逐渐发展成称呼一切有各种颜色花纹的，用来做建筑装饰材料的石灰岩，白色大理石一般称为汉白玉，但对翻译西方制作雕像的白色大理石也称为大理石。 Refers to the original marble produced in Yunnan Province, Dali white with black pattern of limestone profile can form a natural landscape painting, ancient times often select has a molded marble used for making screen or mosaic, the name later evolved into a marble called all have various color patterns, used for building decoration the material of limestone, commonly known as the white marble white marble, but on the translation of Western made of white marble or marble statue.