Rhodochrosite

The gemstone name of the red stone is rhodochrosite, and the chemical formula is MnCO3. Because its color is generally pink, the surface often has milky white stripes, hence the name (Fig. 1). The gemological name of "rose stone" is Wei Weihui. Stone, che.......

"Cloud" is the source of Yunnan's jade?

Yunnan has a reputation as a hometown of jade in the Chinese jade market, and it is known as “Yunyu” in history. So are these beautiful stones produced in Yunnan?

In an article about jade written by jade expert Mr. Yang Boda, there are records .......

Is it good to wash your face or use a towel?

Core Tip: People live a face, the importance of the visible face here to recommend scientific face washing methods. Is it good to wash your face with a towel or wash your face with your hands?

Wash your face with your hands or use a towel. For health reasons, it is best to wash you.......