Phosphate rock is mainly produced in sedimentary rock, metamorphic rock and igneous rock. Except for some cases, phosphorus in minerals always exists in the form

Dolomite is kind of carbonate mineral which includes iron dolomite and manganese dolomite. Calcined dolomite can be processed to make dolomitic limestone which i

Feldspar is the most common ore in the earth crust and it even appears on the moon and in the aerolite. As a material of glass making, feldspar is also used as c

Manganese is widely distributed in nature. Almost all kinds of ores and silicate rocks contain manganese. There are 150 kinds of manganese minerals known, but th

Lead zinc mine is rich in lead and zinc. Lead and zinc are very close in nature,especially in primary deposits, and often coexist. However, there are 11 kinds of

Sand is widely used in road construction, real estate development, concrete making etc. With the rapid development of construction industry, the amount of the na

Bauxite mine is actually kind of ore minerals collectively formed mainly by gibbsite, a boehmite or a diaspore which can be used in the industry. Bauxite is wide

Diabase is the first-class building material, which is mainly composed of basic plagioclase and common pyroxene. It has typical diabase structure and massive str