Cr10Fe5O24
High-Entropy Materials HEA Traditional Materials TRAMP-ID: mp-771184 · Space group: Cm (#8)
Basic Information
Formula
Cr10Fe5O24
MP-ID
mp-771184
Elements
3
Sites
39
Density
4.3128
g/cm³
Volume
455.55
ų
Cell a
5.9893
Å
Cell b
5.9893
Å
Cell c
14.6693
Å
α Angle
89.98
°
β Angle
89.98
°
γ Angle
59.96
°
Space Group
Cm
Point Group
m
Crystal System
Monoclinic
Bravais Lattice
mC
Stability
No
Packing Fraction
-
X-ray Diffraction
Diffraction Pattern
X-axis: 2θ (°); Y-axis: relative intensity; Cu Kα ; λ=1.5418 Å
Diffraction Peaks (Top 24)
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 18.14 | 4.8903 | 47.0 | (1,1,-2,-1) |
| 18.14 | 4.8898 | 46.3 | (0,0,0,3) |
| 18.15 | 4.8889 | 100.0 | (1,0,-1,1) |
| 20.97 | 4.2364 | 23.3 | (1,1,-2,2) |
| 20.98 | 4.2335 | 47.7 | (1,0,-1,-2) |
| 29.84 | 2.9947 | 13.1 | (2,1,-3,0) |
| 29.84 | 2.9944 | 13.1 | (1,0,-1,4) |
| 29.84 | 2.9940 | 5.9 | (1,1,-2,-4) |
| 29.85 | 2.9930 | 7.2 | (1,-1,0,0) |
| 35.13 | 2.5545 | 23.1 | (2,2,-4,1) |
| 35.13 | 2.5543 | 23.5 | (1,1,-2,5) |
| 35.13 | 2.5542 | 48.5 | (2,1,-3,3) |
| 35.15 | 2.5534 | 48.5 | (2,1,-3,-3) |
| 35.15 | 2.5532 | 48.6 | (1,0,-1,-5) |
| 35.15 | 2.5528 | 46.7 | (2,0,-2,-1) |
| 35.16 | 2.5527 | 46.0 | (1,-1,0,3) |
| 36.76 | 2.4452 | 10.9 | (2,2,-4,-2) |
| 36.76 | 2.4449 | 10.5 | (0,0,0,6) |
| 36.77 | 2.4445 | 22.4 | (2,0,-2,2) |
| 42.69 | 2.1182 | 45.8 | (2,2,-4,4) |
| 42.72 | 2.1167 | 91.4 | (2,0,-2,-4) |
| 46.75 | 1.9433 | 4.5 | (3,2,-5,-1) |
| 46.75 | 1.9431 | 4.8 | (1,0,-1,7) |
| 46.75 | 1.9430 | 4.3 | (3,1,-4,1) |
Energy Properties
Formation Energy/atom
-1.96645
eV/atom
Energy/atom
-8.57239
eV/atom
Energy above Hull
0.1152
eV/atom
Uncorrected Energy
-7.3478
eV/atom
Volume/atom
11.68
ų
c/a Ratio
2.4492
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
51.9962
μB
Mag. Ordering
FM
Mag. Sites
17
Magnetization/Volume
0.114140
μB/ų
Elastic Properties
Elastic data not available
Feature Analysis
Composition Overview
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
O · 0.615
Element Family
Metalloid-Nonmetal
Solute Fraction
0.385
Interstitial Fraction
0.000
High-Entropy Alloy Features
Composite Radar (normalized)
Element-Class Share
Mix Entropy ΔS/R
0.9111
HEA criterion (>1.0 = high entropy)
Mix Entropy ΔS
7.5748
J/mol·K
Ω Parameter
47.5184
Ω > 1.1 favors solid solution
Atomic Size Mismatch δr
38.142%
δr < 6.6% favors single-phase solid solution
Electronegativity Diff Δχ
0.8399
smaller = more stable mixing
VEC
5.026
valence electron concentration, affects phase stability
Mix Enthalpy ΔH_mix
-0.131
kJ/mol; negative = exothermic mixing
Entropy Norm
0.8293
SS Former
0
Phase Tendency
IM
Traditional Material Features
ROM Blended-Feature Radar
Rating & Classification
Tier
B
Score
0.489
Family
O-rich Multi-Component
Matrix Element
O · 0.615
Related Tasks
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-771184
Reference Citation
The crystal structure and related material properties of Cr10Fe5O24 were obtained from the Materials Project database (MP-ID: mp-771184, database version v2026.04.13).
Literature Citation
Horton, M.K., Huck, P., Yang, R.X. et al. Accelerated data-driven materials science with the Materials Project. Nat. Mater. 24, 1522–1532 (2025). https://doi.org/10.1038/s41563-025-02272-0
3D Crystal Structure Rendering
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Raw CIF Data
# generated using pymatgen
data_Cr10Fe5O24
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 5.98933238
_cell_length_b 5.98933238
_cell_length_c 14.66931046
_cell_angle_alpha 89.97782326
_cell_angle_beta 89.97782326
_cell_angle_gamma 59.96279559
_symmetry_Int_Tables_number 1
_chemical_formula_structural Cr10Fe5O24
_chemical_formula_sum 'Cr10 Fe5 O24'
_cell_volume 455.54803921
_cell_formula_units_Z 1
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
1 'x, y, z'
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_symmetry_multiplicity
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Cr Cr0 1 0.17171700 0.17171700 0.20741500 1.0
Cr Cr1 1 0.65756100 0.17139100 0.20768200 1.0
Cr Cr2 1 0.83798700 0.32403700 0.54076800 1.0
Cr Cr3 1 0.32403700 0.83798700 0.54076800 1.0
Cr Cr4 1 0.17139100 0.65756100 0.20768200 1.0
Cr Cr5 1 0.83775500 0.83775500 0.54097300 1.0
Cr Cr6 1 0.66523000 0.66523000 0.71428600 1.0
Cr Cr7 1 0.00020000 0.00020000 0.37803300 1.0
Cr Cr8 1 0.99319900 0.50555400 0.87392600 1.0
Cr Cr9 1 0.50555400 0.99319900 0.87392600 1.0
Fe Fe10 1 0.33326700 0.33326700 0.04521100 1.0
Fe Fe11 1 0.66663500 0.66663500 0.33285800 1.0
Fe Fe12 1 0.00083600 0.00083600 0.00092800 1.0
Fe Fe13 1 0.50499500 0.50499500 0.87396000 1.0
Fe Fe14 1 0.33305800 0.33305800 0.66676600 1.0
O O15 1 0.31299000 0.84368000 0.28850900 1.0
O O16 1 0.84368000 0.31299000 0.28850900 1.0
O O17 1 0.47959900 0.04105400 0.12931600 1.0
O O18 1 0.04105400 0.47959900 0.12931600 1.0
O O19 1 0.14434800 0.14434800 0.46495400 1.0
O O20 1 0.33338000 0.33338000 0.27567800 1.0
O O21 1 0.47942900 0.47942900 0.12930200 1.0
O O22 1 0.66649600 0.66649600 0.46532600 1.0
O O23 1 0.50929900 0.50929900 0.62213800 1.0
O O24 1 0.00025900 0.00025900 0.13238100 1.0
O O25 1 0.84340800 0.84340800 0.28872400 1.0
O O26 1 0.97787200 0.51020700 0.62296100 1.0
O O27 1 0.51020700 0.97787200 0.62296100 1.0
O O28 1 0.81311100 0.37475500 0.79520000 1.0
O O29 1 0.71217300 0.14508200 0.46459500 1.0
O O30 1 0.37475500 0.81311100 0.79520000 1.0
O O31 1 0.14508200 0.71217300 0.46459500 1.0
O O32 1 0.81205600 0.81205600 0.79669500 1.0
O O33 1 0.66382600 0.66382600 0.94290500 1.0
O O34 1 0.00065400 0.00065400 0.60778900 1.0
O O35 1 0.17724600 0.17724600 0.95614700 1.0
O O36 1 0.33388600 0.33388600 0.79953100 1.0
O O37 1 0.64595100 0.17583900 0.95604200 1.0
O O38 1 0.17583900 0.64595100 0.95604200 1.0
