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Butianite (Butianit)

Collectors Summary

Crystal System tetragonal, I4/mmm

Chemism

Chemical formula

Ni6SnS2

Empirical formula (analysis)

(Ni5.93Fe0.13)(Sn0.52Ge0.41)(S1.56Te0.45)

Chemical composition

Nickel, Zinn, Schwefel

Unit weight: 554.2677606 u; Number of atoms in the formula: 9

Info

Empirical formula:

(Ni5.93Fe0.13)(Sn0.52Ge0.41)(S1.56Te0.45)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Sulfur

S

9.02

1.56

17.33

32.0655000

50.0221800

Iron

Fe

1.31

0.13

1.44

55.8452000

7.2598760

Nickel

Ni

62.79

5.93

65.89

58.6934200

348.0519806

Germanium

Ge

5.37

0.41

4.56

72.6410000

29.7828100

Tin

Sn

11.14

0.52

5.78

118.7107000

61.7295640

Tellurium

Te

10.36

0.45

5.00

127.6030000

57.4213500

Analysis wt%

Ni 62.1,
Sn 8.9,
Te 10.3,
S 8.9,
Ge 5.3,
Fe 1.3,
Total 99.1

Strunz 9th edition incl. updates

2

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
2:
2:

IMA status

anerkannt - Mineralogical Magazine, 2016, Vol. 80(5), pp. 915-922

Mineral status

anerkanntes Mineral

Crystallography

Crystal System

tetragonal

Class (H-M)

4/mmm

Space Group number

139

Space Group

I4/mmm

Cell parameters a (Å)

3.650

Cell parameters b (Å)

-

Cell parameters c (Å)

18.141

Cell parameters a/b or c/a

4.97

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

2

Volume (ų)

241.683

Crystal structure

Sn Analog von Nuwait

X-Ray Powder Diffraction

4.535(100),
3.023(12),
1.963(14),
1.825(38),
1.703(10),
1.693(30),
1.290(12),
1.241(11)

XRD chart Butianite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Physical Properties

Density (g/cm³)

7.62 (berechnet)

7.616 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Mexiko/Chihuahua/Allende, Municipio/Pueblito de Allende/Allende Meteorit

Type material

Mineralogical collections of the Smithsonian Institution’s National Museum of Natural History, Washington DC, USA

Collection number of type material

USNM 7616

Preface

Author (Name, Year)

Chi Ma (2016)

References

Ma, C. (2016) Butianite, IMA 2016-028. CNMNC Newsletter No. 32, August 2016, page 920; Mineralogical Magazine, 80, 915-922

Other languages

German

Butianit

English

Butianite

Russian

Бутианит

Simplified Chinese

补天矿

CNMNC (IMA)-Number

IMA 2016-028

CNMNC symbol

Symbol

But

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 4k5H5OWGKEKGEBszgsASeA
GUID (Global unique identifier) E4474EE2-86E5-4228-8610-1B3382C01278
Database ID 8120