Input interpretation
aragonite (mineral) | crystal system | roubaultite (mineral) | crystal system
Result
orthorhombic | triclinic
Basic properties
| orthorhombic | triclinic crystal families | orthorhombic | triclinic required symmetries | 3 2-fold rotation axes or 1 2-fold rotation axis and 2 mirror planes | none Bravais lattices | 4 | 1 point groups | 3 | 2 space groups | 59 | 2
Lattice properties
| orthorhombic | triclinic lattice systems | orthorhombic | triclinic Bravais lattices | simple orthorhombic | base orthorhombic | body-centered orthorhombic | face-centered orthorhombic | simple triclinic angle relations | α = β = γ = 90° | α!=β!=γ edge relations | a!=b!=c | a!=b!=c unit cell volume | a b c | a b c sqrt(2 cos(α) cos(β) cos(γ) - cos^2(α) - cos^2(β) - cos^2(γ) + 1)
Corresponding symmetry groups
| orthorhombic | triclinic crystal class | orthorhombic sphenoidal | orthorhombic pyramidal | orthorhombic bipyramidal | pedial | pinacoidal Schönflies point groups | {D_2, C_2v, D_2h} | {C_1, C_i} Hermann-Mauguin point groups | 222 | mm2 | mmm | 1 | 1^_ IUCr space group number | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | ... (total: 59) | 1 | 2 Hermann-Mauguin space groups | P222 | P222_1 | P2_12_12 | P2_12_12_1 | C222_1 | C222 | F222 | I222 | I2_12_12_1 | Pmm2 | ... (total: 59) | P1 | P1^_