Rock Phosphate Product Overview Our rock phosphate is available in three distinct colors red, gray, and brown each catering to different industrial and agricultural needs. Color Variants: Red: Ideal for fertilizers, rich in iron oxides. Gray: Preferred for industrial use, particularly in phosphoric acid production. Brown: Excellent for improving soil fertility. Size Options: 0-300 mm: Suitable for bulk applications. 160-180 Mesh: Fine powder for precise blending and chemical processes. Rock phosphate is essential for agriculture, soil amendment, and industrial applications, providing high-quality phosphorus to enhance productivity and growth.