紫灰色

辉铜矿不仅仅存在于浅色砂岩中，在紫灰色砂岩中也存在。

The chalcocite not only exists in grey sandstone , but also in grey-purple .

流域内土壤多属紫灰色、棕色壤土和粘壤土，易被雨水冲刷。

The soil in the river basin can be divided mainly into purple and brown loam and clay loam , which are easy to be eroded by rain .

可能含有一丝丝紫蓝色或灰色，平均肤色的紫罗兰花。

Violet may contain a tinge of blue or gray , the average colour of the violet flower .

重庆地区属红层分布区，经常遇到紫红色、灰色泥岩与杂色砂岩组成的层状岩体斜坡或软弱基座斜坡，为全国滑坡灾害严重的地区之一。

Chongqing region belonging to the red beds area , distributes many bedded slopes or weak foundation slopes constituted with the red or gray mudstone and mottled sandstone , which is one of the most serious landslide hazard regions in the country .

所述的砂带基布染有紫红色或者浅灰色、白色；

The abrasive band base fabric is dyed into amaranth or light grey and white .

结果表明：（1）7种土壤的抗蚀能力大小依次为：冷沙黄泥＞棕紫泥＞红棕紫泥＞灰色潮土＞红紫泥＞黄红紫泥＞暗棕紫泥；

The resultshows : 1.the soil erodibility of seven soils is yellow earth > brown purple soil > red brown purplesoil > grey alluvial soil > red purple soil > yellow red purple soil > darkbrown purple soil ;