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The phosphate mining industry employed 2,200 people. The value of phosphate rock mined was US$2.2 billion. As of 2015, there are 10 active phosphate mines in four states: Florida, North Carolina, Idaho, and Utah. The eastern phosphate deposits are mined from open pits. The western deposits are mined from both surface and underground mines.
Philippine Phosphate Fertilizer Corporation (PhilPhos) is a fertilizer company based in Makati, Metro Manila [1] which is partly-owned by the government of Nauru. Its headquarters is located at the Pacific Star Building [ 1 ] which was also built by the Nauru government.
The small island nation of Nauru and its neighbor Banaba Island, which used to have massive phosphate deposits of the best quality, have been mined excessively. Rock phosphate can also be found in Egypt, Israel, Palestine, Western Sahara, Navassa Island, Tunisia, Togo, and Jordan, countries that have large phosphate-mining industries.
The construction industry is the number one user of phosphogypsum in 2020, with 10.5 Mt used as concrete set retarder and 3.5 Mt used in drywall. [13] It is also used as a chemical feedstock for producing sulfates , and as a soil conditioner similar to regular gypsum. [ 14 ]
Phosphate is also used in animal feed supplements, food preservatives, anti-corrosion agents, cosmetics, fungicides, ceramics, water treatment and metallurgy. The production of fertilizer is the largest source responsible for minerals mined for their phosphate content.
The following list of mines in the Philippines is subsidiary to the Lists of mines in Asia article and Lists of mines articles. This list contains working, defunct and future mines in the country and is organised by the primary mineral output(s) and province. For practical purposes stone, marble and other quarries may be included in this list.
Low phosphate levels are an important limit to growth in a number of plant ecosystems. The vast majority of phosphorus compounds mined are consumed as fertilisers. Phosphate is needed to replace the phosphorus that plants remove from the soil, and its annual demand is rising nearly twice as fast as the growth of the human population.
Ellis' discovery of phosphate excited John T. Arundel of the Pacific Islands Company and the company decided to pursue rights and access to Nauru's lucrative resource. The negotiations to pursue rights to the phosphate involved four parties: the British and German governments, the newly reorganised Pacific Phosphate Company, and Jaluit-Gesellschaft (a German mining company that had been ...