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Hemusite (Hemusit)

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Hemusit
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Hemusit
schwarzmetallisches Aggregat von Hemusit in Quarzdruse, Kawazu Mine, Rendaiji, Chubu,, Honshu, Japan; BB < 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Japan/Honshu/Chubu, Region/Shizuoka, Präfektur/Shimoda/Kawazu Mine (Rendaiji Mine)
Mineral: Hemusite
Image: 1588091222
License: Usage for Mineralienatlas project only
Hemusit

schwarzmetallisches Aggregat von Hemusit in Quarzdruse, Kawazu Mine, Rendaiji, Chubu,, Honshu, Japan; BB < 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-04-28
Locality: Kawazu Mine (Rendaiji Mine) / Shimoda / Shizuoka, Präfektur / Chubu, Region / Honshu / Japan

Collectors Summary

Color grau
Lustre Metallglanz
Hardness (Mohs) 4
Solubility - verdünnte Säuren
Crystal System kubisch,

Chemism

Chemical formula

Cu1+4Cu2+2SnMoS8

Chemical composition

Kupfer, Molybdän, Zinn, Schwefel

Unit weight: 852.4545 u; Number of atoms in the formula: 16

Info

Empirical formula:

Cu4Cu2SnMoS8

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

30.09

8

50.00

32.0655000

256.5240000
Copper

Cu

44.73

6

37.50

63.5463000

381.2778000
Molybdenum

Mo

11.25

1

6.25

95.9420000

95.9420000
Tin

Sn

13.93

1

6.25

118.7107000

118.7107000

Analysis wt%

Ø Cu : 45.50, Sn : 12.80, Fe : 1.90, Mo : 11.10, S : 28.90 (Ref: American Mineralogist 71)

Strunz 9th edition incl. updates

2.CB.35

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
C: Metallsulfide, M : S = 1 : 1 (und ähnliche)
B: mit Zink (Zn), Eisen (Fe), Kupfer (Cu), Silber (Ag), usw.
35:Hemusit-Gruppe

Lapis Classification

II/C.09-010

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
C: Sulfide mit Metall : S,Se,Te ~ 1:1

Classification by Hölzel

2.CB.470

2: SULFIDES
C: Sulfides (etc) with Me/S=1/1
B: With Zn,Cu (etc), Coordination Number ~[4] Framework of Cornersharing Tetrahedra: Sphalerite-Germanite-Family
4: Luzonite-Hemusite-Group

Hey's Chemical Index of Minerals

06.01.04

06: Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
01: Sulphostannates and other sulfides containing Sn

Dana 8th edition

02.09.06.01

02: Sulfide Minerals
09: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=1:1

IMA status

anerkannt

Mineral status

anerkanntes Mineral

Optical Properties

Color

grau

Diaphaneity (Transparency)

poliert; violettgrau, aschegrau

Lustre

Metallglanz

Reflectivity: (Lambda nm) ↓, ↑, Ø


(400) 22.90, , 22.90
(420) 23.10, , 23.10
(440) 23.50, , 23.50
(460) 24.30, , 24.30
(500) 25.60, , 25.60
(520) 26.00, , 26.00
(540) 26.20, , 26.20
(560) 26.20, , 26.20
(580) 26.20, , 26.20
(600) 26.30, , 26.30
(620) 26.50, , 26.50
(640) 26.80, , 26.80
(660) 27.00, , 27.00
(680) 27.00, , 27.00
(700) 26.90, , 26.90
Reflection chart Hemusite

Reflectivity Ø

25.63

Crystallography

Crystal System

kubisch

Cell parameters a (Å)

10.82

Cell parameters b (Å)

-

Cell parameters c (Å)

-

Cell parameters a/b or c/a

1

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volumne (ų)

1266.723

X-Ray Powder Diffraction

3.61(20),
3.11(100),
2.87(20),
2.55(20),
2.09(20),
1.919(50),
1.858(30),
1.632(30)
XRD chart Hemusite

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

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

4

VHN (Hardness Vickers)

184 (25g)

Density (g/cm³)

4.469 (berechnet)

4.47 ( ρ calc. Mineralienatlas )

Instability

- verdünnte Säuren

(Co-)Type locality

(Co-)Type locality

Bulgarien/Sofia, Oblast/Chelopech/Chelopech Gold-Kupfer Mine

Type material

Universität von Sofia, Sofia; Geological Institute, Bulgarian Academy of Sciences, Sofia, Bulgarien

Preface

Name from

Nach einer alten Namen für das Balkangebirge, am Südhang an der die Chelopech Lagerstätte liegt; wahrscheinlich thrakischen Ursprungs

Author (Name, Year)

Terziev, 1971

References

American Mineralogist: 56: 1847-1854 (1971).

Strunz Mineralogical Tables 9. Edition (2001)

Other languages

German

Hemusit

Spanish

Hemusita

French

Hemusite

English

Hemusite

Russian

Хемусит

CNMNC (IMA)-Number

IMA 1968-038

CNMNC symbol

Symbol

Hm

Locations with GPS information