Natural Zeolite, Natural Zeolite Lump Especial use for grass planting of lawn, court and fields QINGDAO QIANCHENG MINERALS CO., LTD.YOUFANGTAIZI VILLAGE NORTH (HETOUYUAN INDUSTRYZONE), JIAOZHOU, QINGDAO, CHINATEL: +86-532-82212928 FAX: +86-532-82222620 TECHNICAL DATAZeolite LumpNatural Zeolite Lump Especial use for grass planting of lawn, court and fields AppearanceGreen LumpsGranularity Size1- ...