Bauxite is a sedimentary rock with a relatively high aluminium content. It is the world's main source of aluminium and gallium.Bauxite consists mostly of the aluminium minerals gibbsite (Al(OH) 3), boehmite (γ-AlO(OH)) and diaspore (α-AlO(OH)), mixed with the two iron oxides goethite (FeO(OH)) and haematite (Fe 2 O 3), the aluminium clay mineral kaolinite (Al 2 Si 2 O …

Environmental issues in Vietnam are numerous and varied. This is due in part to the effects of the Vietnam War, and also because of Vietnam's rapid industrialization following the economic reforms in 1986 known as Doi Moi, amongst other reasons.Officially, the Ministry of Natural Resources and Environment (MONRE) of the Socialist Republic of Vietnam lists environmental …

Vietnam National Coal - Mineral Industries Group is currently exploring and investing in some bauxite exploring, alumina mining projects in the Central Highlands. However, this implementation has generated fierce opposition from scientists and local people due to the environmental destruction and the negative impacts on social culture ...

The mineral industry of Russia is one of the world's leading mineral industries and accounts for a large percentage of the Commonwealth of Independent States' production of a range of mineral products, including metals, industrial minerals, and mineral fuels.In 2005, Russia ranked among the leading world producers or was a significant producer of a vast range of mineral …

The economy of Sierra Leone is $4.082 billion by gross domestic product as of 2018. Since the end of the Sierra Leone Civil War in 2002, the economy is gradually recovering with a gross domestic product growth rate between 4 and 7%. In 2008 it in PPP ranked between 147th by World Bank, and 153rd by CIA, largest in the world.. Sierra Leone's economic development …

The mining industry in India is a major economic activity which contributes significantly to the economy of India.. As of 2012, India is the largest producer of sheet mica, 2015 the fourth largest producer of iron ore, alumina, chromite, and bauxite in the world. A coal and iron ore project is in the fifth largest reserve in world. India's metal and mining industry was estimated to be $106.4 ...

General. India's major mineral resources include coal (4th largest reserves in the world), iron ore, manganese ore (7th largest reserve in the world as in 2013), mica, bauxite (5th largest reserve in the world as in 2013), chromite, natural gas, diamonds, limestone and thorium.India's oil reserves, found in Bombay High off the coast of Maharashtra, Gujarat, Rajasthan and in eastern Assam …

Mining and semi-processing. There are large mineral deposits, but exploration has been constrained by the civil war (1977–1992) and poor infrastructure. ... Minerals currently being mined include marble, bentonite, coal, gold, bauxite, granite, titanium and gemstones. Illegal exports from artisanal production are estimated at US$50 million.

Mining in the United States. The mining industry has a number of impacts on communities, individuals and the environment. Mine safety incidents have been important parts of American occupational safety and health history. Mining has a number of environmental impacts. In the United States, issues like mountaintop removal, and acid mine drainage have widespread …

Ilmenite is a titanium-iron oxide mineral with the idealized formula FeTiO 3.It is a weakly magnetic black or steel-gray solid. Ilmenite is the most important ore of titanium and the main source of titanium dioxide, which is used in paints, printing inks, …