| Mineral | Margarosanite |
|---|
| Formula | Pb(Ca,Mn2+)2(Si3O9)
|
|---|
| Crystal Form | Triclinic/Pinacoidal [1] |
|---|
| Cleavage | {010} perfect, {100} good, {001} fair |
|---|
| Color | Colorless, white, grayish-white |
|---|
| Density | 4.3 – 4.3 g/cm3 |
|---|
| Diaphaneity | Transparent, Translucent |
|---|
| Fracture | Irregular/Uneven, Micaceous |
|---|
| Hardness | 2.5 - 3.0 |
|---|
| Lustre | Sub-Adamantine, Vitreous, Sub-Vitreous, Resinous, Pearly, Dull |
|---|
| Streak | White |
|---|
| Type Loc. | Parker Mine, Franklin Mine, Franklin, Franklin Mining District, Sussex Co., NJ, USA |
|---|
| Dana 8 Class | 59.1.2.2 |
|---|
| Strunz Class | 9.CA.25 |
|---|
| Mindat | mindat.org |
|---|
| WebMineral | WebMineral |
|---|
| ID | 488 |
|---|