Mother of Pearl also known as Nacre is an organic-inorganic composite material produced by some mollusks as an inner shell layer; it also makes up the outer coating of pearls. It is strong, resilient, and iridescent.

In some beliefs, citrine metaphysical properties are helping people who carry the stone to cope with their relationship problems, stimulate their understanding and serve as excellent shield against jealousy. Citrine gemstone is highly related to the solar plexus and navel chakras.

DISCLAIMER - I can’t advise, diagnose, prescribe or recommend any stone has any medical proven effects.