Hematite ore Hematite is the prime ore of iron. Large volume hematite are mined throughout the world for industrial production. It is the raw material for about 90% of all iron mined. Hematite was extensively applied in the past as a red and brown pigment, though cheaper material source have been substituted in modern time. ...

Lithium ore in Nigeria Nigeria is known to have records of mining activities dating back to 1905 and it has abundant mineral deposits which follows in about the 35 industrials minerals types. With the increasing international demand for mineral resources, the rich mineral deposit helps to popularize the mining and export of the mineral in ...

Chromium ore crusher in South Africa Chromium is an useful chemical element, it is mainly extracted from some ores such as chromite. Approximately 4.4 million metric tons of marketable chromite ore were produced in 2000, and converted into about 3.3 million tons of ferro-chrome with an estimated market value of 2.5 billionUSD. The largest producers ...

Garnet Garnet species occur in many colors. Red garnets and pure crystals of garnet are the most commonly used gemstones. This material is particularly popular due to its consistent supplies, huge quantities and clean material. Garnet sand is an excellent abrasive, and a common replacement for silica sand in sand blasting. Alluvial garnet grains which ...

Silica sand processing Silica sand is a useful and integral material throughout the world. Although, silica sand occurs in abundance in varying degrees of purity, only a small percentage is suitable for glassmaking and other high-grade industrial applications, including foundry, ceramics, chemicals, fillers and the construction industry. In general, mineral processing is an essential step ...