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  • Which of the following minerals belongs to the pyroxene group?Option: 1 MuscoviteOption: 2</s

Which of the following minerals belongs to the pyroxene group?

Option: 1

Muscovite


Option: 2

Biotite
 


Option: 3

Augite

 


Option: 4

Olivine


Answers (1)

best_answer

Pyroxenes are a group of silicate minerals that have a single chain of SiO_{4} tetrahedra as their basic structural unit. Augite is a common member of the pyroxene group, typically found in mafic igneous rocks.

Incorrect options

  a) Muscovite is a member of the mica group, which has a sheet-like structure.

b) Biotite is also a member of the mica group, which has a sheet-like structure.

d) Olivine is a group of silicate minerals that do not belong to the pyroxene group, and have a different structural unit consisting of isolated  SiO_{4} tetrahedra.

Posted by

Divya Prakash Singh

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