Precautions and points of cinnabar: Cinnabar powder is usually used in medicine and materials. Powder pressed cinnabar can be divided into purple sand and red sand. The cinnabar content of purple sand is higher when the grain is pressed, and the cinnabar content of red sand ore after repeated processing is lower than that of purple sand. Raw cinnabar is divided into raw cinnabar, bloodstone, crystal cinnabar and rootless sand.
Primary mineral Cinnabar and associated mineral Cinnabar are often black, white, gray and red in color, while bloodstone, a primary mineral, has a good appearance, usually only red and white. Crystal cinnabar contains almost no impurities, and the product has good appearance, high permeability and high value, which is directly proportional to the permeability. It is natural to remove potatoes in rootless sand deposition. The surface of the reduced sand artificially reduced to vermilion with water flag is smooth.
In geomantic omen, cinnabar is derived from the essence of the sun and the moon, and has a strong magnetic field because it absorbs the righteousness of heaven and earth. The difference between cinnabar and jade and dzi beads is that it is cold in hand and warm in hand, that is to say, cinnabar is a strong yang magnetic field. Most Taoist priests and immortals use cinnabar to light up and suppress evil spirits. The world has always regarded it as the best product of the world to attract wealth, ward off evil spirits and bless.