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Wilhelmramsayite

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Wilhelmramsayit
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Wilhelmramsayit

Probe von Wilhelmramsayit, Koashva Tagebau, Koashva, Chibiny, Kola, Russland; BB < 1 mm, analysiert

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-02-11
Locality: Koashva Grube / Berg Koashva / Chibiny (Khibiny) / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland

Collectors Summary

Color bleigrau bis eisenschwarz
Lustre Metallglanz
Hardness (Mohs) 2.5
Cleavages vollkommen mica-like
Fracture blättrig
Crystal System orthorhombisch, Pmmm

Chemism

Chem­ical formula

Cu3FeS3·2H2O

Chem­ical com­po­si­tion

Eisen, Kupfer, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 378.711248 u; Number of atoms in the formula: 13

Info

Empirical formula:

Cu3FeS3·2H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.06

4

30.77

1.0079470

4.0317880

Oxygen

O

8.45

2

15.38

15.9994300

31.9988600

Sulfur

S

25.40

3

23.08

32.0655000

96.1965000

Iron

Fe

14.75

1

7.69

55.8452000

55.8452000

Copper

Cu

50.34

3

23.08

63.5463000

190.6389000

Anal­y­sis wt%

Cu : 48.52, Fe : 15.20, Tl : 0.44, S : 25.20, H2O : 10.71 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 2006)

Strunz 9th edi­tion incl. updates

2.FD.40

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
F: Sulfide, Arsenide, Alkaide; Sulfide mit Halogeniden, Oxiden, Hydroxiden (H2O)
D: mit O, OH, H2O
40:Wilhelmramsayit-Gruppe

Lapis Clas­sifica­tion

II/C.04-070

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

Clas­sifica­tion by Hölzel

2.KC.360

2: SULFIDES
K: Nonmetallic Sulfides, HalideSulfides, etc.
C: With O,OH,H2O
3: With Water

Dana 8th edi­tion

02.14.08.01

02: Sulfide Minerals
14: Sulfides - Including Selenides and Tellurides (Hydroxyl or Hydrated)

IMA sta­tus

anerkannt 2004

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

bleigrau bis eisenschwarz

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Crystallography

Crystal Sys­tem

orthorhombisch

Class (H-M)

mmm

Space Group number

47

Space Group

Pmmm

Cell param­e­ters a (Å)

5.147

Cell param­e­ters b (Å)

7.289

Cell param­e­ters c (Å)

5.889

Cell param­e­ters a/b or c/a

0.706

Cell param­e­ters c/b

0.808

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

1

Volumne (ų)

220.935

X-Ray Pow­der Diffrac­tion

5.12(40), 4.21(40), 3.69(30), 3.104(100), 2.727(50), 2.292(50), 1.897(70), 1.828(50)

XRD chart Wilhelmramsayite

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

Physical Properties

Hard­ness (Mohs)

2.5

VHN (Hard­ness Vick­ers)

116 (10g)

Density (g/cm³)

2.75

2.846 ( ρ calc. Mineralienatlas )

Cleav­ages

vollkommen mica-like

Frac­ture

blättrig

Tenac­ity

flexibel noch unelastisch

Preface

Rare­ness

extrem selten

Author (Name, Year)

Pekov & Chukanov & Boldyreva & Dubinchuk, 2006

Addi­tional Informa­tion

läuft an feuchter Luft mattschwarz an

References

Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 135 (2006), 38

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Wilhelmramsayite

Cu3FeS3·2H2O

orthorhombisch : mmm : Pmmm

2.FD.40

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Mooihoekite

Cu9Fe9S16

tetragonal : 42m : P42m

II/C.04-010

Haycockite

Cu4Fe5S8

II/C.04-020

Putoranite

Cu1.1Fe1.2S2

kubisch : m3m

II/C.04-030

Talnakhite

Cu9(Fe,Ni)8S16

kubisch : 43m : I43m

II/C.04-040

Isocubanite

CuFe2S3

kubisch : 43m : P43m

II/C.04-050

Orickite

CuFeS2·nH2O

II/C.04-060

Wilhelmramsayite

Cu3FeS3·2H2O

orthorhombisch : mmm : Pmmm

II/C.04-070

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Erdite

NaFeS2·2H2O

monoklin : 2/m : C2/c

2.KC.300

Coyoteite

NaFe3S5·2H2O

triklin : 1, 1 : P1, P1

2.KC.320

Orickite

CuFeS2·nH2O

2.KC.350

Wilhelmramsayite

Cu3FeS3·2H2O

orthorhombisch : mmm : Pmmm

2.KC.360

Schöllhornite

Na0.3CrS2·H2O

2.KC.390

Cronusite

Ca0.2CrS2·H2O

trigonal : 3m, 32, 3m : R3m, R32, R3m

2.KC.395

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Valleriite

2[(Fe,Cu)S]·1.53[(Mg,Al)(OH)2]

trigonal : 3m : R3m

02.14.01.01

Tochilinite

6(Fe0.9S)·5[(Mg,Fe)(OH)2]

triklin : 1 : C1

02.14.02.01

Haapalaite

2[(Fe,Ni)S]·1.61[(Mg,Fe)(OH)2]

02.14.03.01

Yushkinite

[(Mg0.60Al0.30V0.10)Σ1.0(OH)2][V0.875S2]

trigonal : 3m : P3m1

02.14.03.02

Vyalsovite

FeS·Ca(OH)2·Al(OH)3

02.14.04.01

Erdite

NaFeS2·2H2O

monoklin : 2/m : C2/c

02.14.05.01

Coyoteite

NaFe3S5·2H2O

triklin : 1, 1 : P1, P1

02.14.06.01

Orickite

CuFeS2·nH2O

02.14.07.01

Wilhelmramsayite

Cu3FeS3·2H2O

orthorhombisch : mmm : Pmmm

02.14.08.01

CNMNC (IMA)-Number

IMA 2004-033

CNMNC symbol

Symbol

Wrm

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

German pages

DeWikiPedia - search for: Wilhelmramsayit
Google-Bilder-Suche - search for: Wilhelmramsayit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Wilhelmramsayit

English pages

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

Russian pages

Webmineral.ru - search for: Вильгельмрамзаит

Mineral Dealer

German pages

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Crystal-Treasure.com - search for: Wilhelmramsayit
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Locations with GPS information