Calcite vs Copper
| Property | Calcite | Copper |
|---|---|---|
| Formel | CaCO3 | Cu |
| Kristallsystem | Trigonal | Cubic (Isometric) |
| Mineralklasse | 05 Carbonates and Nitrates | 01 Native Elements |
| Mohshärte | 3.0 | 2.5-3.0 |
| Farbe | Colorless, white, yellow, orange, blue, green | Copper-red, tarnishes to brown/green |
| Glanz | Vitreous | Metallic |
| Strichfarbe | White | Copper-red |
| Transparenz | Transparent | Opaque |
| Spaltbarkeit | Perfect rhombohedral {1011} | None |
| Bruch | Conchoidal | Hackly |