| Color | White to off-white |
| Hardness | 1-2 on Mohs scale |
| Specific Gravity | 2.16 – 2.68 g/cm³ |
| Particle Size | 0.1 – 2 µm |
| Shape | Plate-like, flaky |
| Density | 2.6 – 2.7 g/cm³ |
| Porosity | Low to moderate |
| Moisture Content | 5-15% |
| Bulk Density | 0.8 – 1.3 g/cm³ |
| Thermal Conductivity | Low |
| pH | 4.5 – 5.5 |
| Luster | Vitreous to dull |
| Transparency | Opaque |
| Refractive Index | 1.56 – 1.58 |
UMA INTERNATIONAL, established in 2015, is a leading manufacturer based in Morbi, Gujarat, India. Specializing in the production of Zinc Oxide, Zinc Carbonate, Zinc Ash, Kaolin Clay, and Kaolin Nodules, we have earned a reputation for delivering top-quality products to various industries globally.
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