Input interpretation
taseqite (mineral) | crystal system | larsenite (mineral) | crystal system
Result
trigonal | orthorhombic
Basic properties
| trigonal | orthorhombic crystal families | hexagonal | orthorhombic required symmetries | 1 3-fold rotation axis | 3 2-fold rotation axes or 1 2-fold rotation axis and 2 mirror planes Bravais lattices | 2 | 4 point groups | 5 | 3 space groups | 25 | 59
Lattice properties
| trigonal | orthorhombic lattice systems | rhombohedral | hexagonal | orthorhombic Bravais lattices | simple trigonal | simple hexagonal | simple orthorhombic | base orthorhombic | body-centered orthorhombic | face-centered orthorhombic angle relations | α = β = γ!=90° | α = 90°, γ = 120° | α = β = γ = 90° edge relations | a = b = c | a!=c | a!=b!=c unit cell volume | a b c sqrt(2 cos^3(α) - 3 cos^2(α) + 1) | 1/2 sqrt(3) a^2 c | a b c
Corresponding symmetry groups
| trigonal | orthorhombic crystal class | trigonal pyramidal | rhombohedral | trigonal trapezoidal | ditrigonal pyramidal | ditrigonal scalahedral | orthorhombic sphenoidal | orthorhombic pyramidal | orthorhombic bipyramidal Schönflies point groups | {C_3, S_6, D_3, C_3v, D_3d} | {D_2, C_2v, D_2h} Hermann-Mauguin point groups | 3 | 3^_ | 32 | 3m | 3^_m | 222 | mm2 | mmm IUCr space group number | 143 | 144 | 145 | 146 | 147 | 148 | 149 | 150 | 151 | 152 | ... (total: 25) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | ... (total: 59) Hermann-Mauguin space groups | P3 | P3_1 | P3_2 | R3 | P3^_ | R3^_ | P312 | P321 | P3_112 | P3_121 | ... (total: 25) | P222 | P222_1 | P2_12_12 | P2_12_12_1 | C222_1 | C222 | F222 | I222 | I2_12_12_1 | Pmm2 | ... (total: 59)