Sulphur is not present in
A. coal
B. gypsum
C. iron pyrites
D. chlorapatite
Answer: Option D
Solution(By Examveda Team)
Sulphur is not present in chlorapatite. Chlorapatite is formed in fluor-deficient environments, and found in calcium silicate marbles, in layered mafic intrusions and in diabases. It is known to replace triphylite in some granite pegmatites (Ptáček 2016). A monoclinic polymorph, chlorapatite-M is known.This Question Belongs to General Knowledge >> Basic General Knowledge
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