而且酸性斜长石也常呈肉红色。

But also often acid plagioclase was red meat.

youdao

钾长石通常是肉红色的，但也有呈紫红色、白色、灰白色，甚至灰黑色。

Potassium feldspar is usually red meat, but there was purple, white, gray, or black.

youdao

钾长石在风化过程中颜色会发生改变，肉红色可变成灰白色，灰白色也可变为肉红色。

In the course of weathering, the color of potash feldspar will change, and the red color of meat can be turned into grey and white.

youdao