Chemical formula of siderite is
A. CaCO3
B. Fe2O3
C. Ca3(PO4)3
D. FeCO3
Answer: Option D
Solution (By Examveda Team)
Siderite is a mineral composed of Iron(II) carbonate, the chemical formula of siderite is FeCO3.It is valuable iron material, as it contains 48% iron and contains no Sulphur or phosphorus.
It crystallizes in the trigonal crystal system and is rhombohedral in shape, typically with curved and striated faces.

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