Various Size Natural Maifan Medical Stone for filtered water

1.Description:

Medical Stone is the combination of feldspar, and biotite and Horn, as well as a variety of substances. It is a collection of granite,syenite granite, quartz in class rock weathering, half-weathering products.

2. Feature:

3. Chemical Properties:

4. Application

1. water purification

2. health care

3. farming and agriculture