Aragonite vs Corundum
| Property | Aragonite | Corundum |
|---|---|---|
| सूत्र | CaCO3 | Al2O3 |
| क्रिस्टल प्रणाली | Orthorhombic | Trigonal |
| खनिज वर्ग | 05 Carbonates and Nitrates | 04 Oxides and Hydroxides |
| मोह कठोरता | 3.5-4.0 | 9.0 |
| रंग | Colorless, white, yellow, blue, green | Red (ruby), blue (sapphire), various colors |
| चमक | Vitreous | Adamantine |
| रेखा रंग | White | Colorless |
| पारदर्शिता | Transparent | Transparent |
| विदलन | Poor {010} | None |
| विभंग | Subconchoidal | Conchoidal to uneven |