freetown layered complex western area sierra leone : a layered gabbro complex with disseminated pgm. 60 km long by 14km wide and 7km thick. essentially covers the freetown peninsula and extends into the atlantic ocean. gps coordinates are for the
the mining industry of sierra leone accounted for 4.5 percent of the country's gdp in 2007 and minerals made up 79 percent of total export revenue with diamonds accounting for 46 percent of export revenue in 2008. the main minerals mined in sierra leone are diamonds rutile bauxite gold iron and limonite.
the mineral sector consists of three categories of mine operations: (a) large-scale; (b) mechanized small-scale mines mostly diamonds and gold; and (c) artisanal with large numbers of individual miners. large-scale mining operations in sierra leone are all foreign-owned.
sierra leone was the 10 th largest producer of diamond and the third largest producer of rutile in the world in 2010. the country also produces mineral commodities such as cement and ilmenite. sierra leone’s mineral and metal production statistics for 2010 is as follows: bauxite increased by 44% to 1.0 mt from 757000 mt in 2009
sierra leone - sierra leone - resources and power: mineral resources are fairly well distributed and include diamonds chromite and reserves of rutile (titanium dioxide) that are among the world’s largest. there are iron ore reserves but these are no longer commercially mined. other minerals include bauxite columbite (a black mineral of iron manganese and niobium) gold and platinum
overview of resources. sierra leone was the 10 th largest producer of diamond and the third largest producer of rutile in the world in 2010. the country also produces mineral commodities such as cement and ilmenite. sierra leone’s mineral and metal production statistics for 2010 is as follows: bauxite increased by 44% to 1.0 mt from 757000
the geological survey division undertakes the geological mapping of sierra leone prospecting and exploration operations the collection compilation publication and dissemination of data and information concerning the geology and mineral resources of the country. the geological survey also advises government on all matters of geological nature.
types of mineral rights. 23. form and content of mineral rights. 24. power of the minister to authorise mineral investigations. sierra leone the mines and minerals act 2009. being an act to consolidate and amend the law on mines and minerals; to promote local and foreign investment in the mining
the ministry of mineral resources (mmr) sierra leone is located on the 5th floor youyi building brookfields freetown sierra leone.further to this the mmr geological surveys department can be found at the new england estate also in freetown. the ministry also supports a network of regional office in makeni bo kenema and kono each headed by a government mines engineer.