Minerals
TopGeneral Information
One of the forms calcite can be found are stalactites. These are formed by sedimentation and can be found in stalactite caves.[1][2]
TopChemical & Physical Information
| Trivial Name | Calcite |
| Chemical Name | Calcium Carbonate |
| Chemical Formula | CaCO3 |
| Density | 2,71 g·cm-3 |
| Molar mass | ? |
| Hardness | 3 |
| Crytal system | Prism, rhombohedron |
| Unit cell | ? |
| Crystal habit | Crystalline |
| Fracture | Brittle, conchoidal |
| Cleavage | Perfect [1011] |
| Colour | Colourless, white, bleu, yellow or red. |
| Luster | Glass |
| Streak | White |
| Opacity | Translucent to transparent. |
| Safety | Safe |
| Extra | Can be fluorescent. |
Photos
(3 cm)
(5 cm)
(2 cm)
(2 cm)
Sources
[3] Specimen from my personal collection, photo taken by me.
