Which of the following minerals is a member of the garnet group?
Pyrite
Magnetite
Garnet
Sphene
Garnet is a group of silicate minerals that have a similar 3-dimensional framework structure, but with different metal ions occupying the interstitial spaces. Common varieties of garnet include almandine, pyrope, and spessartine.
Incorrect options
a) Pyrite is a sulfide mineral that does not belong to the silicate mineral group.
b) Magnetite is an oxide mineral that also does not belong to the silicate mineral group.
d) Sphene is a group of oxide minerals that have a different structural unit consisting of chains of octahedra.