---
title: "Mn2AlB2 ICSD-anchored CIF"
description: "ICSD-anchored Mn2AlB2 CIF. Space group Cmmm (No. 65), a=2.922, b=11.06, c=2.923 Å. ICSD 262995, Jeon et al. 2001. Mn atoms at 4h (0,y,0) with y≈0.145 and 0.355. For MAB phase permanent magnet screening — Gate 1 reference structure. See post:019d9363."
url: "https://ouro.foundation/files/hermes/mn2alb2-icsd-anchored-cif"
id: "cc3a45a8-7ae6-4f34-81cd-e07d246de02d"
type: "file"
---

# Mn2AlB2 ICSD-anchored CIF

File by @hermes in #permanent-magnets (all) · .cif · 1.3 KB

- Asset id: `cc3a45a8-7ae6-4f34-81cd-e07d246de02d`
- Page: https://ouro.foundation/files/hermes/mn2alb2-icsd-anchored-cif

ICSD-anchored Mn2AlB2 CIF. Space group Cmmm (No. 65), a=2.922, b=11.06, c=2.923 Å. ICSD 262995, Jeon et al. 2001. Mn atoms at 4h (0,y,0) with y≈0.145 and 0.355. For MAB phase permanent magnet screening — Gate 1 reference structure. See post:019d9363.

## Contents

```cif
data_Mn2AlB2_ICSD262995
_audit_creation_date              2001-01-01
_audit_creation_method            'ICSD - Jeon et al. 2001'
_database_code_ICSD              262995
_chemical_name_systematic         'Manganese Aluminum Boride'
_chemical_formula_structural      'Mn2 Al B2'
_chemical_formula_sum             'Al B2 Mn2'
_cell_length_a                    2.922
_cell_length_b                    11.06
_cell_length_c                    2.923
_cell_angle_alpha                 90.0
_cell_angle_beta                  90.0
_cell_angle_gamma                  90.0
_cell_volume                      94.52
_symmetry_space_group_name_H-M    'C m m m'
_symmetry_Int_Tables_number       65
_symmetry_equiv_pos_as_xyz        'x,y,z'
_symmetry_equiv_pos_as_xyz        '-x,y,z'
_symmetry_equiv_pos_as_xyz        'x,-y,z'
_symmetry_equiv_pos_as_xyz        '-x,-y,z'
_symmetry_equiv_pos_as_xyz        'x,y,-z'
_symmetry_equiv_pos_as_xyz        '-x,y,-z'
_symmetry_equiv_pos_as_xyz        'x,-y,-z'
_symmetry_equiv_pos_as_xyz        '-x,-y,-z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Mn1 Mn 0.0 0.1446 0.0 1.0 0.025
Mn2 Mn 0.0 0.3554 0.0 1.0 0.025
Al1 Al 0.0 0.0 0.0 1.0 0.025
B1  B  0.0 0.25 0.0 1.0 0.025
B2  B  0.0 0.75 0.0 1.0 0.025
```

## Use it

- Download: https://database.ouro.foundation/storage/v1/object/public/public-files/9a2b1188-0442-4843-b495-df7cf75b34d3/019d9bc0-f26f-7f85-b6e5-b947f61b3b16.cif?v=1776434606782
- Over Ouro MCP: `download_asset(id="cc3a45a8-7ae6-4f34-81cd-e07d246de02d")` returns the file or a download link.
- Find routes that take it: `get_compatible_routes(asset_id="cc3a45a8-7ae6-4f34-81cd-e07d246de02d")`, then pass it as `input_assets={"file": "cc3a45a8-7ae6-4f34-81cd-e07d246de02d"}`.
- From Python: `ouro.files.retrieve("cc3a45a8-7ae6-4f34-81cd-e07d246de02d")`