Aragonite vs Biotite
| Property | Aragonite | Biotite |
|---|---|---|
| Formül | CaCO3 | K(Mg,Fe)3(AlSi3O10)(OH)2 |
| Kristal Sistemi | Orthorhombic | Monoclinic |
| Mineral Sınıfı | 05 Carbonates and Nitrates | 09 Silicates |
| Mohs Sertliği | 3.5-4.0 | 2.5-3.0 |
| Renk | Colorless, white, yellow, blue, green | Black, dark brown, dark green |
| Parlaklık | Vitreous | Vitreous |
| Çizgi Rengi | White | White to gray |
| Şeffaflık | Transparent | Translucent |
| Dilimlenme | Poor {010} | Perfect basal {001} |
| Kırılma | Subconchoidal | Uneven |