https://www.mineraliengrosshandel.com
https://www.edelsteine-neuburg.de
https://www.mineralbox.biz
https://www.mineral-bosse.de
'._('einklappen').'
 

Idaite

Pictures (1 Images total)

Idait
Views (File:
1280148976
): 2344
Idait
Bildbreite: 2 mm, Fundort: Tier des Carrières, Cahai (Cahay), Vielsalm, Stavelot-Massiv, Provinz Luxemburg, Belgien
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Belgien/Luxemburg (Luxembourg), Provinz/Bastogne, Bezirk/Vielsalm/Cahai (Cahay)/Tier des Carrières
Mineral: Idaite
Image: 1280148976
Rating: 4 (votes: 2)
License: Usage for Mineralienatlas project only
Idait

Bildbreite: 2 mm, Fundort: Tier des Carrières, Cahai (Cahay), Vielsalm, Stavelot-Massiv, Provinz Luxemburg, Belgien
Copyright: Luigi Chiappino
Contribution: thdun5 2010-07-26
Locality: Tier des Carrières / Cahai (Cahay) / Vielsalm / Bastogne, Bezirk / Luxemburg (Luxembourg), Provinz / Belgien

Collectors Summary

Color kupferrot, braun
Lustre Metallglanz
Hardness (Mohs) 2.5 - 3.5
Solubility - HCl, H2SO4
Crystal System tetragonal, I42m

Chemism

Chemical formula

Cu3FeS4

Chemical composition

Eisen, Kupfer, Schwefel

Unit weight: 374.7461 u; Number of atoms in the formula: 8

Info

Empirical formula:

Cu3FeS4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Sulfur

S

34.23

4

50.00

32.0655000

128.2620000
Iron

Fe

14.90

1

12.50

55.8452000

55.8452000
Copper

Cu

50.87

3

37.50

63.5463000

190.6389000

Analysis wt%

Cu : 51.34, Fe : 14.50, S : 33.66 (Ref: American Mineralogist 75)

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.22-030

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

Classification by Hölzel

2.CA.180

2: SULFIDES
C: Sulfides (etc) with Me/S=1/1
A: With Cu Coordination Number ~[3] and ~[4], Layers
1: Covellite-Group

IMA status

Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt

Mineral status

anerkanntes Mineral

Optical Properties

Color

kupferrot, braun

Change in color

orangrot in reflektiertem Licht

Diaphaneity (Transparency)

opak

Lustre

Metallglanz

Pleochroism

stark

Anisotropism

sehr stark

Reflectivity: (Lambda nm) ↓, ↑, Ø

(400) 13.90, 17.70, 15.80
(420) 14.80, 18.50, 16.65
(440) 15.70, 19.30, 17.50
(460) 16.90, 21.00, 18.95
(480) 18.40, 23.20, 20.80
(500) 20.50, 25.50, 23.00
(520) 23.20, 27.80, 25.50
(540) 26.10, 29.40, 27.75
(560) 28.90, 30.60, 29.75
(580) 30.60, 31.40, 31.00
(600) 31.90, 31.60, 31.75
(620) 32.80, 31.90, 32.35
(640) 33.50, 32.20, 32.85
(660) 34.10, 32.80, 33.45
(680) 34.70, 33.20, 33.95
(700) 35.20, 33.70, 34.45
Reflection chart Idaite

Reflectivity Ø

26.59

Crystallography

Crystal System

tetragonal

Class (H-M)

42m

Space Group number

121

Space Group

I42m

Cell parameters a (Å)

5.279

Cell parameters b (Å)

-

Cell parameters c (Å)

10.47

Cell parameters a/b or c/a

1.983

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

2

Volumne (ų)

291.776

X-Ray Powder Diffraction

3.14(100),
2.82(100),
2.70(50),
1.89(100),
1.85(100),
1.564(100),
1.317(50)
XRD chart Idaite

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

Physical Properties

Hardness (Mohs)

2.5 - 3.5

VHN (Hardness Vickers)

83 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

4.2 (gemessen) 4.26 (berechnet)

4.265 ( ρ calc. Mineralienatlas )

Instability

- HCl, H2SO4

(Co-)Type locality

(Co-)Type locality

Namibia/Erongo, Region/Swakopmund, Kreis/Ida Mine

Preface

Generation conditions

Bildet sich als Verwitterungsprodukt des Bornit.

Author (Name, Year)

Frenzel, 1958

References

European Journal of Mineralogy 15 (2003), 1063
Lehrbuch der Mineralogie/Rösler (1991)

Other languages

German

Idait

French

Idaite

English

Idaite

Spanish

Idaíta

Russian

Идаит

Simplified Chinese

铁铜蓝

Japanese

ｱｲﾀﾞ鉱

Alternative Name

Orange bornite

Simplified Chinese

伊达矿

CNMNC symbol

Symbol

Ida

Locations with GPS information

IDs

GUSID (Global unique identifier short form) Hj_k-82gNEagRuCaj9zg-Q
GUID (Global unique identifier) FBE43F1E-A0CD-4634-A046-E09A8FDCE0F9
Database ID 1691