| Sample # |
18 |
| Mineral
Name |
PYRITE |
| Chemical Composition |
FeS2 |
| Luster |
Metallic |
| Color(s) |
Brass
yellow (pale) |
| Streak Color |
Greenish-black to black |
| Specifc Gravity |
5 |
| Habit |
Cubes, octahedral, pyritohedra, massive, granular |
| Cleavage/Fracture |
Indistinct/Conchoidal to uneven or none |
| Hardness |
6-6.5 |
| Diagnostic Feature(s) | Pale yellow color, streak, hardness |