Serpentine
Physical Properties
| Color | dirty green |
| Form/Habit | fibrous |
| Lusture | waxy |
| Streak | white |
| Hardness | 4-6 |
| Cleavage | good 1 set |
| Fracture | uneven |
| Specific Gravity | 2.5-2.6 (low) |
| Chemical Composition | Mg6Si4O10(OH)8 |
| Crystal System | monoclinic |
| Diagnostic Properties | cleavage |