Between the white limestone and the greyishpink limestone is a thin bed of clay.
在白色石灰石和粉灰色石灰石之间是一层薄薄的黏土。
2
CREMA REAL RS: Homogeneous chromatic appearance, pink CL background with greyish-brown spots.
皇家奶油：颜色统一，粉红色底色，并带有棕褐色斑点。
3
A lot of submicro copper particles give a golden scattering light with slight pink hue in the dark field of optical microscope and a greyish red colour in visual observation.