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Which of the following minerals has a sheet-like structure?

Option: 1

Quartz
 


Option: 2

Olivine
 


Option: 3

Feldspar

 


Option: 4

Muscovite


Answers (1)

Muscovite is a member of the mica group, which has a sheet-like structure. The basic structural unit of mica consists of two sheets of SiO_{4} tetrahedra sandwiching a sheet of metal ions

Incorrect options

a) Quartz is a network-forming silicate mineral that has a 3-dimensional framework structure.

b) Olivine is a group of silicate minerals that have a different structural unit consisting of isolated SiO_{4} tetrahedra.

c) Feldspar is a group of silicate minerals that have a 3-dimensional framework structure, but with a different arrangement of tetrahedra compared to quartz

 

Posted by

Ramraj Saini

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