Mineral | Eudialyte |
---|---|
Formula | Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2 |
Crystal Form | Trigonal/Hexagonal Scalenohedral [3 2/m] |
Cleavage | Perfect to indistinct on {0001}, imperfect on {11-20} |
Color | Carmine-red, orange-red, orange, pink, cherry-red, brownish-red, yellowish-brown, brown, yellow, violet, green |
Density | 2.7 – 3.1 g/cm3 |
Diaphaneity | Translucent |
Fracture | Irregular/Uneven |
Hardness | 5.0 - 6.0 |
Lustre | Vitreous, Dull |
Streak | White to pale pink |
Dana 8 Class | 64.1.1.1 |
Strunz Class | 8/E.23-10 |
Mindat | mindat.org |
WebMineral | WebMineral |
ID | 300 |