Ear crystals (otolith or otoconia) are tiny calcium carbonate/calcite crystals embedded in the gelatinous otolithic membrane in the inner ear.The otolithic organs (the utricle and the saccule) are what enables you to discern which way is up even when your eyes are closed.ar crystals (otolith or otoconia) are tiny calcium carbonate/calcite crystals embedded in the gelatinous otolithic membrane in the inner ear.