岩石的色调,由组成矿物、所含生物碎屑的颜色及某些特殊的构造组合而成。具体表现有四种情况:(1)由底色(或本色)及其上面的花色组合而成;(2)由近似颜色的色斑、色线、色纹、色点、色带与基色组合而成;(3)纯由色带组合而成;(4)由本色(基色、 The color tone of the rock is made up of the minerals that make up the color of the biological debris it contains and some special constructions. There are four specific performance conditions: (1) from the background color (or color) and the color combination of the above; (2) from the approximate color of the color spots, color lines, color lines, color points, ribbons and color combinations ; (3) purely by a combination of ribbons; (4) from the natural color (color,