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phosphate rocks

Characteristics

Alternative Name: apatite

Appearance: Granular, white to green.

Melting point: 1,673 K (1,400 °C, 2,552 °F)

Boiling point: N/A

Density (at 20 °C): 2.6–3.2 g/cm³

when liquid (at m.p.): N/A

Heat of fusion: N/A

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