Least resistant mineral to weathering is

A. Quartz

B. Olivine

C. Geothite

D. Anorthite

Answer: Option B

Solution(By Examveda Team)

Olivine is the least resistant mineral to weathering. Weathering is the deterioration of rocks, soils, minerals, etc. it is basically of two types, physical and chemical weathering.
Olivine is a mixed crystal of Mg₂SiO₄ and Fe₂SiO₄, in which the magnesium member is usually dominant. It is the major mineral in the mantle of the earth as these are not deteriorated by weathering.