Medical stone sand

The parent rock of Medical Stone is neutral and acidic magmatic rock, including granite diorite porphyry, diorite porphyry, quartz porphyry, quartz diorite, granite diorite, amphibolite diorite, biotite diorite, as well as andesite, rhyolite, amphibolite andesite, perlite, granite gneiss, porphyrite, trachyte, trachyte andesite, etc. Its mineral composition mainly includes plagioclase, potassium feldspar, quartz, biotite, sericite, amphibole, pyroxene, etc. Mainly used in health care, water purification, sewage treatment, anti-corrosion, odor prevention, preservation, decontamination, planting and other fields.