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Maikainite (Maikainit)

Collectors Summary

Color gelb
Lustre Metallglanz
Hardness (Mohs) 4.5
Cleavages keine
Crystal System kubisch,

Chemism

Chem­ical formula

Cu10Fe3MoGe3S16

Chem­ical com­po­si­tion

Eisen, Germanium, Kupfer, Molybdän, Schwefel

Unit weight: 1629.9116 u; Number of atoms in the formula: 33

Info

Empirical formula:

Cu10Fe3MoGe3S16

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

31.48

16

48.48

32.0655000

513.0480000
Iron

Fe

10.28

3

9.09

55.8452000

167.5356000
Copper

Cu

38.99

10

30.30

63.5463000

635.4630000
Germanium

Ge

13.37

3

9.09

72.6410000

217.9230000
Molybdenum

Mo

5.89

1

3.03

95.9420000

95.9420000

Anal­y­sis wt%

Ø Cu : 41.32, Fe : 6.42, Zn : 0.53, W : 3.45, Mo : 4.26, Ge : 9.94, As : 2.92, S : 30.90 (Ref: Geol.Rudn.Mest.94)

Strunz 9th edi­tion incl. updates

2.CB.30

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.
30:Germanit-Gruppe

Lapis Clas­sifica­tion

II/C.10-050

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

Clas­sifica­tion by Hölzel

2.CB.560

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
5: Germanite-Colusite-Mawsonite-Group

Dana 8th edi­tion

02.09.04.03

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

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

gelb

Change in color

hellgelb zu graugelb in reflektiertem Licht

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Anisotropism

isotropisch

Reflec­tiv­ity Ø

25.13

Crystallography

Crystal Sys­tem

kubisch

Cell param­e­ters a (Å)

10.64

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

2

Volumne (ų)

1204.55

X-Ray Pow­der Diffrac­tion

3.07(100),
2.66(20),
1.884(80),
1.603(40),
1.536(10),
1.331(10),
1.220(20),
1.190(10)
XRD chart Maikainite

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

Crystals 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

4.5

VHN (Hard­ness Vick­ers)

305 (30g)

Density (g/cm³)

4.54 (berechnet)

4.494 ( ρ calc. Mineralienatlas )

Cleav­ages

keine

Radioac­tiv­ity

keine

(Co-)Type locality

(Co-)Type locality

Kasachstan/Pawlodar, Gebiet (Pawlodar oblysy; Pavlodar)/Maikain

Preface

Occurrences

Als Includien - Wird nur als Includien in anderen Mineralien gefunden.

Author (Name, Year)

Spiridonov, 2003

References

Doklady Akademiia Nauk (in Russian) 393 (2003), 809

Other languages

German

Maikainit

Spanish

Maikainita

English

Maikainite

French

Maikainite

Russian

Майкаинит

Traditional Chinese

鍺硫鉬鐵銅礦

Simplified Chinese

锗硫钼铁铜矿

CNMNC (IMA)-Number

IMA 1992-038

CNMNC symbol

Symbol

Mai

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

 DeWikiPedia - search for: Maikainit
Google-Bilder-Suche - search for: Maikainit
Mineralienatlas.de (Forum) - search for: Maikainit

English pages

 Mindat - search for: Maikainite
Webmineral - search for:Maikainite
Handbook-of-Mineralogy - search for: Maikainite
RRUFF - Raman, XRD and other mineral data - search for: Maikainite
RRUFF - References and PDF downloads - search for: Maikainite
American-Mineralogist-Crystal-Structure-Database - search for: Maikainite
Strahlen.org - search for: Maikainite

Russian pages

 Webmineral.ru - search for: Майкаинит

Mineral Dealer

German pages

 hausen - Mineralgroßhandel - search for: Maikainit
Crystal-Treasure.com - search for: Maikainit
Bosse - search for: Maikainit
Edelsteine Neuburg - Gundolf Fischer - search for: Maikainit

Locations with GPS information