phosphate rock group

Phosphate - Wikipedia

In more basic aqueous solutions, the group donates its two hydrogen atoms and ionizes as a phosphate group with a negative charge of 2. The phosphate ion is a polyatomic ion with the empirical formula (PO 4) 3− and a molar mass of 94.97 g/mol.

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Hacking Phosphates to Promote Innovative Entrepreneurship ...

Hacking Phosphates to Promote Innovative Entrepreneurship. ... At the forefront of the industry is the OCP Group, the world’s leading exporter of phosphate rock and phosphoric acid, and Morocco’s single largest corporate employer.

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phosphate mineral | Description, Uses, & Facts ...

Primary phosphates commonly occur in ultramafic rocks (i.e., those very low in silica), including carbonatites and nepheline syenites. Metamorphic apatite occurs in calc-silicate rocks and impure limestones. Secondary phosphates are extremely varied, forming at low temperatures, in the presence of water, and under variable oxidation states.

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Phosphate Rock | Minerals Education Coalition

The term phosphate rock (or phosphorite) is used to denote any rock with high phosphorus content. The largest and least expensive source of phosphorus is obtained by mining and concentrating phosphate rock from the numerous phosphate deposits of the world. Some phosphate rock is used to make calcium phosphate nutritional supplements for animals.

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Mineral Resource of the Month: Phosphate Rock | EARTH Magazine

As a mineral resource, “phosphate rock” is defined as unprocessed ore and processed concentrates that contain some form of apatite, a group of calcium phosphate minerals that is the primary source for phosphorus in phosphate fertilizers, which are vital to agriculture.

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Phosphate minerals - Wikipedia

Phosphate rock has high concentration of phosphate minerals, most commonly of the apatite group. It is the major resource mined to produce phosphate fertilizers for the agriculture sector. It is the major resource mined to produce phosphate fertilizers for the agriculture sector.

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