After extensive use of river sand we have s, mechanism of sand now boarded the stage of building materials. Some sand-excavating boat and suction sand machine work day and night, serious damage to the river’s lake ecological environment, for the water biology is a devastating blow. And now for the strength requirement is very high,…

I. Basic Information on Potassium Feldspar Potassium feldspar (chemical formula K₂Al₂Si₆O₁₆), as an important nonmetallic mineral, is widely distributed in nature. It possesses unique crystal structures and physicochemical properties, making it indispensable in numerous industrial applications. Visually, potassium feldspar typically appears in various hues such as flesh-pink, white, or gray, with diverse crystal forms including…