K2 energy stone bracelet changes color. What happened?

If it turns black after wearing it, it is because it was exposed to water and some air in the early stage, which led to oxidation.

Beads are portable instruments used by Buddhists to recite scriptures and count, which are widely used in monks and nuns. Formerly known as "rosary", it originated from the name of the three treasures of Buddhist monks and was used to eliminate disasters and report obstacles. Usually it can be divided into three types: holding beads, threading beads and hanging beads.

The number of beads represents different meanings. There are countless materials of beads, and the beads made of "Qibao" are the most noble. Bodhi is the most widely known kind of Buddha beads.

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It should be pointed out that although beads have become an important symbol of Buddhists, they were not created and used by Buddhists. For example, the Vishnu Sect of Brahmanism in ancient India has a long record of holding pearls.

Tibet Nine Eye Stone Shale Bead Bracelet

One example is this. For example, on the statue of "Dragon King converted to Buddha" unearthed in India in the second century, there is a Brahman statue with beads around its neck.