MINERAL TESTS AND OBSERVATIONS
| Name | Formula | Colour & Texture | Lustre (Shine) | Crystal /
Cleavage |
Hardness
(Mohs) -finger nail - iron nail |
Streak | Acid Test HCl |
| 1. Calcite | CaCO3 | ||||||
| 2. Galena | PbS | ||||||
| 3. Hematite | Fe2O3 | ||||||
| 4. Iron Pyrite | FeS | ||||||
| 5. Quartz | SiO2 | ||||||
| 6. Mica | |||||||
| 7. Halite | NaCl |