Color is an important indicator to identify potash feldspar.
Study on the reactive system of consisting of potash feldspar-phosphate rock-hydrochloric acid
The effect of inorganic aids on the decomposition temperature of system consisting of potash feldspar,phosphogypsum and calcium carbonate
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.