RUBYCA White Jade Natural Gemstone Beads In scientific terms, Jade is the name shared by two distinctly different minerals - Nephrite, a calcium magnesium silicate, and Jadeite, a sodium aluminium silicate. Gemstone Jewelry Care and Cleaning: Gemstones can be cleaned very easily using warm soapy water and a soft brush. Keeping in mind about the stone's hardness and durability, be sure to not use any other objects that are harder than it for scrubbing or cleaning. As with most gemstones, you should not use any household chemicals when caring or cleaning your beads and should avoid any prolonged exposure to extreme of heat as it may cause permanent damage to the gemstone. Your Natural Gemstone Beads should be kept away from other gemstones and jewelry to ensure unnecessary damage or scratching from other harder gemstones.Please note:* Due to lighting effects, monitor's brightness/contrast settings there could be some slight differences in the color tone of the pictures and the actual item. * Product in the picture may look larger than the actual, please pay attention to sizes.