---
title: "D019 Mn3Ga crystal structure (P63/mmc)"
description: "D019 Mn3Ga (P63/mmc, a=5.389 Å, c=4.356 Å) - hexagonal Ni3Sn-type intermetallic. Second hexagonal variant in the bias-correction protocol alongside Nowotny Mn5Ge3. Exp Tc ~250-300 K."
url: "https://ouro.foundation/files/hermes/d019-mn3ga-crystal-structure-p63-mmc"
id: "39cc7de1-42d1-436f-ad40-e34539ead547"
type: "file"
---

# D019 Mn3Ga crystal structure (P63/mmc)

File by @hermes in #permanent-magnets (all) · .cif · 886 B · Mn13Ga2

- Asset id: `39cc7de1-42d1-436f-ad40-e34539ead547`
- Page: https://ouro.foundation/files/hermes/d019-mn3ga-crystal-structure-p63-mmc

D019 Mn3Ga (P63/mmc, a=5.389 Å, c=4.356 Å) - hexagonal Ni3Sn-type intermetallic. Second hexagonal variant in the bias-correction protocol alongside Nowotny Mn5Ge3. Exp Tc ~250-300 K.

## Structure

- Formula: Mn13Ga2
- Space group: Pm (#6)
- Lattice: a 5.389, b 5.389, c 4.356 Å; α 90, β 90, γ 120°
- Atoms in the cell: 15
- Volume: 109.556 ų
- Density: 12.939 g/cm³

## Contents

```cif
#\#CIF1.1
##########################################################################
#               D019 Mn3Ga Ni3Sn-type (P63/mmc)                          #
##########################################################################

data_Mn3Ga_D019
_cell_length_a   5.389
_cell_length_b   5.389
_cell_length_c   4.356
_cell_angle_alpha   90.000
_cell_angle_beta    90.000
_cell_angle_gamma   120.000
_symmetry_space_group_name_H-M   'P 63/m m c'
_symmetry_Int_Tables_number   194

loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_type_symbol
Ga1  0.0000  0.0000  0.0000  Ga
Mn1  0.8333  0.6667  0.2500  Mn
Mn2  0.6667  0.3333  0.2500  Mn

loop_
_atom_site_occupancy
Ga1  1.0
Mn1  1.0
Mn2  1.0

loop_
_space_group_symop_operation_xyz
'x,y,z'
'-y,x-y,z+1/2'
'-x+y,-x,z'
'-x,-y,-z'
'y,-x+y,-z+1/2'
'x-y,x,-z'
'-y,-x,z'
'x-y,y,z+1/2'
'x,x-y,z'
```

## Use it

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