| Parameter | Specification |
| Appearance | Reddish-brown, gray, or tan |
| Grain Size | 0.5–5 cm (depending on processing and source) |
| Bulk Density | 1.5–1.8 g/cm³ |
| Specific Gravity | 2.3–2.8 g/cm³ |
| Moisture Content | 8–12% (varies by region and processing) |
| Alumina Content | 30–60% (depending on bauxite grade) |
| Silica Content | 5–10% (can vary based on quality) |
| Iron Oxide Content | 10–30% (depending on grade and source) |
| Loss on Ignition | 10–15% (due to organic matter or moisture) |
| Texture | Coarse and granular |
| Color | Typically reddish-brown to yellowish, with some white or gray inclusions |
| Solubility | Insoluble in water |