Graphite
| Type | Mineral |
| Luster | Metallic |
| Hardness | 1 – 2 < Fingernail |
| Cleavage | Yes 1 cleavage |
| Streak | Dark Gray to Black |
| Color | Dark Gray to Black |
| Miscellaneous | Greasy feel; Smudges easily |
| Type | Mineral |
| Luster | Metallic |
| Hardness | 1 – 2 < Fingernail |
| Cleavage | Yes 1 cleavage |
| Streak | Dark Gray to Black |
| Color | Dark Gray to Black |
| Miscellaneous | Greasy feel; Smudges easily |