Maifanite is a natural drug ore. It contents potassium, sodium, calcium, magnesium, ... elements and so on Maifanite is a natural drug ore. It contents potassium, sodium, calcium, magnesium, phosphorus ... kinds of trace elements , which are necessary for the human body. Maifanite contains a variety of ... essential trace elements, that can be used for water purification, sewage treatment, and the bacteria ...