Which minerals commonly show pleochroism a Isometric mineral

Which minerals commonly show pleochroism?

a. Isometric minerals

b. Triclinic minerals

c. Framework silicates

d. Mafic minerals

e. Quartz

Solution

A substance which appears to be different colors when observed at different angles, with polarized light is called Pleochroism. it is an optical phoenomenon.

Triclinic minerals show pleochroism.

Answer is (b).