Formation and Nature of Pearl: Pearl is secreted by the mantle of the pearl oyster as a protection against foreign objects which may be sand particles, minute larval forms or other such things. To study the mode of formation of pearl it is essential to know the structure of the shell and mantle.
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Pyrite is a crystal of positive energy, and is extremely helpful for melancholy and thoughts fixed on misfortune and despair. It relieves anxiety and frustration, and as a mirror to the self, reveals the causes behind these emotions and promotes a search for solutions.