| Mineral | Tugtupite |
|---|
| Formula | Na4(AlBeSi4O12)Cl
|
|---|
| Crystal Form | Tetragonal/Disphenoidal [4] |
|---|
| Cleavage | Distinct on {101}; Fair on {110} |
|---|
| Color | Red, white to pink, bluish white, greenish white |
|---|
| Density | 2.3 – 2.3 g/cm3 |
|---|
| Diaphaneity | Translucent |
|---|
| Fracture | Step-like |
|---|
| Hardness | 4.0 |
|---|
| Lustre | Sub-vitreous, Waxy, Greasy, Dull |
|---|
| Streak | White |
|---|
| Type Loc. | Albitite vein, Tugtup Agtakôrfia, Tunulliarfik Fjord, Ilimaussaq complex, Narsaq, Kitaa Prov., Greenland, Denmark |
|---|
| Dana 8 Class | 76.2.3.7 |
|---|
| Strunz Class | 8/J.11-50 |
|---|
| Mindat | mindat.org |
|---|
| WebMineral | WebMineral |
|---|
| ID | 334 |
|---|