small potash feldspar ball mill in Europe
small potash feldspar ball mill in Europe. Potash feldspar which is also called or those is alumino silie mineral of alkaline earth metals or alkali metals such as kalium natrium calcium etc Potash feldspar ore is nonwater soluble kalium resource it has relatively high kalium content and it is widely distributed the potash feldspar ore reserve in China is about 7914 billion tons