PUMICE STONE Pumice stone is a lightweight, porous igneous rock formed during explosive volcanic eruptions. It has long been utilized as an abrasive in cleaning, polishing, cosmetics, skin care products, and scouring compounds. In agriculture, it enhances crop and plant production. Additionally, pumice stone serves as a lightweight aggregate in precast masonry units poured concrete, insulation, acoustic tile, and plasters. Types of Pumice Stone 1-PUMICE STONE 2-PUMICE STONE AGRICULTURE GRADE 3-PUMICE STONE TEXTILE GRADE