| Mineral | Horváthite-(Y) |
|---|---|
| Formula | NaY(CO3)F2 |
| Crystal Form | Orthorhombic/Dipyramidal [2/m 2/m 2/m] |
| Cleavage | {100} Very Good, {010} Good |
| Color | Colorless, Pale yellow, Pale beige |
| Density | 3.6 g/cm3 |
| Diaphaneity | Transparent, Translucent |
| Fracture | Brittle, Uneven, Very brittle |
| Hardness | 4.0 |
| Lustre | Vitreous |
| Streak | White |
| Dana 8 Class | 16a.3.11.2 |
| Strunz Class | 5/C.07-62 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 293 |