In ancient times, Akamatsu used it to teach Shennong and jumped into the fire to burn his immortal crystal, pure body and fairy spirit. It contains the spirit of beauty between heaven and earth, exudes the majestic charm of the universe, and embodies the cultural plot of ancient civilization.
Crystals were called Yu Ying and Shuiyu in the early days. The earliest poem that mentioned crystal in history was written by Qu Yuan, "Go to Kunlun to eat Yu Ying, live with heaven and earth, and shine with the sun and the moon." It means: the life of the crystal on Kunlun Mountain is the same as that of heaven and earth, and it shines with the sun and the moon.
Extended data:
The chemical composition of the crystal is mainly silicon dioxide, and the chemical stability of the crystal is quite good; The hardness of the crystal is very large, and its Mohs hardness is 7. These decide that the crystal will not rot and deteriorate, and it is durable and easy to store, which is very suitable for collection.
There are many kinds of mineral inclusions in the crystal, and various landscapes can be observed by naked eyes. This crystal is periclase. Because crystal itself is a gem, people call inclusion crystal "gem-level ornamental stone". The inclusion crystal ornamental stone is unique and has high appreciation and collection value.
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