煤精,古人称石墨精,成于距今约3000万年的新生代第三纪,藏身在几十米或数百米的煤海之中,是抚顺西露天煤矿独一无二的宝贵特产。它只生存在西露天煤矿中部的小范围之内,上复盖着矸石、煤炭,下边才是煤玉,平常厚度只有一两尺左右,因为非常罕见珍贵而又被称为“煤玉”。煤玉的历史如此久远,但是煤玉雕刻的历史只有短短一百多年。19世纪末20世纪 Coal, the ancients called graphite fine, into about 30 million years ago, the Cenozoic Tertiary, hiding in the tens of meters or hundreds of meters of the sea, is unique in Fushun West open-pit coal mine special products. It only lives in the small range of the central western open-pit coal mine, covered with gangue, coal, the bottom is coal jade, the usual thickness of only about one or two feet, because very rare and precious and is called ". Coal jade history so far, but the history of coal jade carving only a short span of a hundred years. Late 19th Century 20th Century