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  • Sri Lankan Scientists Develop a New Process to Produce

    24/8/2020· Currently, Sri Lanka exports these minerals soon after mining and separation. Over 60% of the mineral sand deposit in Pulmudai are Ilmenite, while the other types of minerals available make up less than 20% in composition. Ilmenite is considered the most important ore of Titanium. Ilmenite is also the main source of Titanium Dioxide, which is used in paint, printing ink, fabric, plastic, paper

  • Radioactivity levels in beach sand from the West Coast of

    Radioactivity levels in beach sand from the West Coast of Sri Lanka zircon, ilmenite, magnetite, garnet and rutile collected from the plant of the Beach Sand Exploitation Center and soils from the tourist zone in Cox’s Bazar, Bangladesh have been measured by Alam et al. (1999) using gamma ray spectrometry, with the aim of estimating the radiation hazard and establishing a database for

  • Mines Bureau to map radioactive minerals in Sri Lanka A

    It is ironical that Sri Lanka has significant quantities of minerals containing carbon (graphite) titanium (ilmenite and rutile) and silicon (silica quartz) and also irons (magnetite Seruwila

  • Lanka’s long-neglected treasure, rare earths Daily FT

    7/7/2016· Mineral sands in Sri Lanka. According to Geological Survey Department’s 1980 publication ‘Mineral Resources of Sri Lanka,’ ilmenite, rutile, zircon and monazite are present and the deposits are sufficiently concentrated for economic exploitation in Pulmoddai north of Trincomalee and Kaikawala near Induruwa In mid-May 2016, Chen Ho ..

  • Studies Sri Weebly

    Studies Qn Decomposition of Ilmenite from Sri Lanka 109 The traditional pigment-producing process is the "Sulphate Process", in which finely ground ikenite is digested in sulphuric acid and titanium hydroxide precipi- tated by hydrolysis. This process creates large quantities of waste in the form of hydrated ferrous sulphate and sulphuric acid, and methods of disposal, such as dis- charge into

  • Iluka Website Sri Lanka

    Puttalam Quarry is a large, predominantly sulphate ilmenite deposit, located in the Puttalam District of Sri Lanka, approximately 170 kilometres from the capital Colombo. The mineral sands ore lies above a limestone deposit, currently mined by a local company. Iluka is currently conducting a preliminary feasibility study for a mineral sands mining and processing development at Puttalam

  • Exploring ilmenite illegally? The Morning Sri Lanka News

    26/12/2020· The Pulmoddai beach sand deposit is the most important non-ferrous mineral reserve in Sri Lanka to date and this deposit contains minerals including one of the most expensive and sought-after metals in the world titanium. Ilmenite (FeTiO2) and rutile (TiO2) are also found in enormous concentrations in the Pulmoddai beach sand deposit area and several other beach mineral-sand

  • Ilmenite Wikipedia

    Sri Lanka: 62 Sierra Leone: 60 Brazil: 48 Other countries: 37 Total world ~6,700 ~1,250 Australia was the world's largest ilmenite ore producer in 2011, with about 1.3 million tonnes of production, followed by South Africa, Canada, Mozambique, India, China, Vietnam, Ukraine, Norway, Madagascar and United States. Although most ilmenite is recovered from heavy mineral sands ore deposits

  • LANKA MINERAL SANDS LIMITED

    Lanka Mineral Sands Limited has now incorporated under the Company Act No. 7 of 2007 of Democratic Socialist Republic of Sri Lanka. At present, Lanka Mineral Sands Ltd has gazetted under Ministry of Industry and Commerce. 2.1.2. The Ilmenite Rutile Zircon Plant (IRZ Plant) is the Factory of Lanka Mineral Sands Ltd and located

  • Estimation of Radioactivity and Associated Radiological

    Moratuwa, Sri Lanka Abstract Cement used in construction work can cause internal and external radiation exposure due to the presence of natural radionuclides 226Ra, 232Th and 40K. The radiation exposure risk can be estimated by finding the indoor absorbed dose rate and the annual effective dose. If the annual effective dose is within the

  • Radioactivity of beach sand in the south western coast of

    The colour of the sand at that location was pure black which may be due to the presence of ilmenite. Calido Beach in Kaluthara (6°35, 79°58′E) is an important area covered in this study. It is a narrow coastal strip ∼3 km long which runs between Kalu River, another major river in Sri Lanka and the sea. This scenic beach is very popular among local residents and the government is planning

  • Sri Lankan Scientists Develop a New Process to Produce

    24/8/2020· Currently, Sri Lanka exports these minerals soon after mining and separation. Over 60% of the mineral sand deposit in Pulmudai are Ilmenite, while the other types of minerals available make up less than 20% in composition. Ilmenite is considered the most important ore of Titanium. Ilmenite is also the main source of Titanium Dioxide, which is used in paint, printing ink, fabric, plastic, paper

  • MICROWAVE ASSISTED DISSOLUTION OF SRI LANKAN ILMENITE

    Sri Lanka has vast deposits of ilmenite. The major deposits are on the north-east coast at Pulmoddai in Sri Lanka, which have been exploited economically by Lanka Mineral Sands Ltd since 1958 (Meyer, 1983; Jayawardena, 1998). However, Sri Lanka does not produce any type of value added TiO 2 pigments. There are two main methods of manufacturing TiO 2 pigment, the traditional Sulphate

  • Baseline Radioactivity Data aeb.gov.lk

    The Atomic Energy Board (AEB) of Sri Lanka is a Statutory Body functioning under the Ministry of Power and Energy which was established by the Sri Lanka Atomic Energy Act No.40 of 2014.Radiation and Radioisotope Technology has a wide range of applications in many fields that can make a significant contribution to the development of medical, agricultural, industrial, energy and environmental

  • LANKA MINERAL SANDS LIMITED

    Lanka Mineral Sands Limited has now incorporated under the Company Act No. 7 of 2007 of Democratic Socialist Republic of Sri Lanka. At present, Lanka Mineral Sands Ltd has gazetted under Ministry of Industry and Commerce. 2.1.2. The Ilmenite Rutile Zircon Plant (IRZ Plant) is the Factory of Lanka Mineral Sands Ltd and located

  • Estimation of Radioactivity and Associated Radiological

    Moratuwa, Sri Lanka Abstract Cement used in construction work can cause internal and external radiation exposure due to the presence of natural radionuclides 226Ra, 232Th and 40K. The radiation exposure risk can be estimated by finding the indoor absorbed dose rate and the annual effective dose. If the annual effective dose is within the

  • Titanium minerals Rutile, Ilmenite, Leucoxene LKAB

    Rutile, Ilmenite and Leucoxene are very versatile minerals and can be used as a protective coating for welding electrodes, in production of pigments, as filler in paints to increase whiteness and brilliance, and as a source of titanium for the production of titanium metals.

  • Industrial Mineral Resources in Sri Lanka Manufacturing

    Sri Lanka is well-endowed with industrial minerals including Graphite, Ilmenite, Rutile, Zircon, Quartz, Feldspar, Clay, Kaolin, Apatite (Phosphate Rock),Silica Sand, Garnet sand, Mica, Calcite and Dolomite. Pulmoddai beach sand deposit is the most important non-ferrous mineral reserve in Sri Lanka to date. This deposit contains minerals including one of the most expensive and sought after

  • Geikielite Mineral Data

    Also in carbonatites, kimberlites, and serpentinized ultramafic rocks. Forms a series with ilmenite. IMA Status: Valid Species (Pre-IMA) 1892 : Locality: Gem gravels of the Rakwana and Balanoda districts, Sri Lanka. Link to MinDat.org Location Data. Name Origin: Named for Sir Archibald Geikie (1835-1924), Scottish geologist and Director-General of the Geological Survey of Great Brition. Name

  • Goldland Trading Company, Sri Lanka

    We work 5 Days a week & Saturday half day. Contact us if you have an emergency, with our Hotline and Contact form. Monday Friday: 09:00 17:30 Saturday: 09:00 13:30