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Mohite

Collectors Summary

Color grünlichgrau-met.
Streak color grau
Lustre Metallglanz
Hardness (Mohs) 4
Crystal System monoklin, Cc

Chemism

Chem­ical formula

Cu2SnS3

Chem­ical com­po­si­tion

Kupfer, Zinn, Schwefel

Unit weight: 341.9998 u; Number of atoms in the formula: 6

Info

Empirical formula:

Cu2SnS3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Sulfur

S

28.13

3

50.00

32.0655000

96.1965000

Copper

Cu

37.16

2

33.33

63.5463000

127.0926000

Tin

Sn

34.71

1

16.67

118.7107000

118.7107000

Anal­y­sis wt%

Ø Cu : 37.69, Sn : 35.15, Sb : 0.67, S : 27.91 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 82)

Strunz 9th edi­tion incl. updates

2.CB.15

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.
15:Stannit-Gruppe

Lapis Clas­sifica­tion

II/C.17-030

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

Clas­sifica­tion by Hölzel

2.CB.840

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
8: Cubanite-Argentopyrite-Group

Dana 8th edi­tion

02.09.16.01

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

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

grünlichgrau-met.

Streak color

grau

Change in color

grüner Farbton in reflektiertem Licht

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Anisotropism

ausgeprägt aber ohne Farbeffekte

Reflec­tiv­ity: (Lambda nm) ↓, ↑, Ø

(440) 24.60, , 24.60
(460) 24.70, , 24.70
(480) 25.30, , 25.30
(500) 25.60, , 25.60
(520) 25.40, , 25.40
(540) 25.50, , 25.50
(560) 25.60, , 25.60
(580) 25.70, , 25.70
(600) 25.60, , 25.60
(620) 25.70, , 25.70
(640) 26.00, , 26.00
(660) 25.90, , 25.90
(680) 26.20, , 26.20
(700) 26.40, , 26.40

Reflection chart Mohite

Reflec­tiv­ity Ø

25.59

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

m

Space Group number

9

Space Group

Cc

Cell param­e­ters a (Å)

6.653

Cell param­e­ters b (Å)

11.537

Cell param­e­ters c (Å)

6.665

Cell param­e­ters a/b or c/a

0.577

Cell param­e­ters c/b

0.578

Cell param­e­ters α

90.0

Cell param­e­ters β

109.75

Cell param­e­ters γ

90.0

Z

4

Volumne (ų)

481.484

X-Ray Pow­der Diffrac­tion

3.66(10),
3.34(10),
3.13(100),
2.82(10),
2.72(20),
2.63(10),
2.44(20),
1.920(70)

XRD chart Mohite

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

Physical Properties

Hard­ness (Mohs)

4

VHN (Hard­ness Vick­ers)

179 (20g)

Density (g/cm³)

4.75 (berechnet)

4.718 ( ρ calc. Mineralienatlas )

Preface

Author (Name, Year)

Kovalenker & Malov & Evstigneeva & Vyal'sov, 1982

References

Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 111 (1982), 110

Other languages

German

Mohit

Spanish

Mohita

French

Mohite

English

Mohite

Russian

Мохит

CNMNC (IMA)-Number

IMA 1981-015

CNMNC symbol

Symbol

Moh

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Мохит

Mineral Dealer

German pages

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

Locations with GPS information