Cordierite
A magnesium iron aluminum silicate mineral that exhibits strong pleochroism (changing colors depending on the viewing angle). It is used as a gemstone (iolite) and forms in metamorphic rocks.
$4.00
BackA magnesium iron aluminum silicate mineral that exhibits strong pleochroism (changing colors depending on the viewing angle). It is used as a gemstone (iolite) and forms in metamorphic rocks.
$4.00
Back