Lapis lazuli should not be exposed to the sun. Lapis lazuli is easy to lose its original spirituality after exposure, and it will lose its original blue color, making the color fade and lose its luster.

Lapis lazuli can't be worn off. Lapis lazuli has a low hardness, so be careful not to wear or scratch it.

Lapis lazuli avoids chemical corrosion. Lapis lazuli is not resistant to acid and alkali, and it is easy to be corroded, and the copper inside is also easy to be oxidized, so it is necessary to avoid lapis lazuli from contacting corrosive chemicals.