Next.
| SILLIMANITE | Al2[O|SiO4] |
| Locality: Draper Hill, Chesterfield, NH | |
| Specimen Size: 3 cm specimen with light gray Sillimanite prismatic crystals | |
| Environment: Biotite-garnet schist | |
| Field collected: Tom Mortimer | |
|
Next. |
||||||||||||
|
|||||||||||||