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Chengdeite

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Chengdeit
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Chengdeit  E
Analysed with energy dispersive X-ray spectroscopy EDX

Tulameen river, Princeton, British Columbia, Canada; 2.5mm nugget

Copyright: alfredo
Contribution: alfredo 2019-05-25
Locality: Tulameen-Fluss / Similkameen Mining Division / British Columbia / Kanada

Collectors Summary

Color schwarz
Streak color schwarz
Lustre Metallglanz
Hardness (Mohs) 5
Cleavages nicht beobachtet
Fracture nicht beobachtet
Crystal System kubisch, Pm3m

Chemism

Chem­ical formula

Ir3Fe

Chem­ical com­po­si­tion

Eisen, Iridium

Unit weight: 632.4971 u; Number of atoms in the formula: 4

Info

Empirical formula:

Ir3Fe

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Iron

Fe

8.83

1

25.00

55.8452000

55.8452000

Iridium

Ir

91.17

3

75.00

192.2173000

576.6519000

Anal­y­sis wt%

Fe : 7.90, Cu : 0.83, Ir : 88.50, Pt : 2.20, PLT : 91.00 (Ref: berechnet)

Strunz 9th edi­tion incl. updates

1.AG.35

1: Elemente (Metalle, intermetallische Legierungen, Metalloide u. Nichtmetalle, Carbide, Silicide, Nitride u. Phosphide)
A: Metalle und intermetallische Legierungen
G: PGE(Platin-Gruppen-Elemente)-Metall-Legierungen
35:Isoferroplatin-Gruppe

Lapis Clas­sifica­tion

I/A.15-005

I: ELEMENTE
A: Metalle und intermetallische Verbindungen
15: Platinmetalle und Platin-Eisen-Verbindungen, Verbindungen mit Zinn/Blei und Verwandte

Clas­sifica­tion by Hölzel

1.AH.160

1: ELEMENTS
A: Metals, Intermetallic Compounds, and Alloys
H: PGE Alloys

Dana 8th edi­tion

01.02.05.05

01: Native Elements and Alloys
02: Native Elements with platinum group metals and alloys
05: Isoferroplatinum group (Space Group Pm3m)

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

schwarz

Streak color

schwarz

Lus­tre

Metallglanz

Reflec­tiv­ity: (Lambda nm) ↓, ↑, Ø

(400) 61.70, , 61.70
(420) 63.20, , 63.20
(440) 64.50, , 64.50
(460) 65.70, , 65.70
(480) 66.50, , 66.50
(500) 67.40, , 67.40
(520) 68.30, , 68.30
(540) 69.10, , 69.10
(560) 69.90, , 69.90
(580) 70.70, , 70.70
(600) 71.60, , 71.60
(620) 72.40, , 72.40
(640) 72.50, , 72.50
(660) 72.50, , 72.50
(680) 72.70, , 72.70
(700) 72.80, , 72.80

Reflection chart Chengdeite

Reflec­tiv­ity Ø

68.84

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

m3m

Space Group number

221

Space Group

Pm3m

Cell param­e­ters a (Å)

3.792

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

1

Volumne (ų)

54.526

X-Ray Pow­der Diffrac­tion

2.18(80),
1.89(60),
1.69(10),
1.34(70),
1.26(20),
1.200(10),
1.142(100),
1.094(80)

XRD chart Chengdeite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

5

VHN (Hard­ness Vick­ers)

452 (50g)

Density (g/cm³)

19.19 (berechnet)

19.261 ( ρ calc. Mineralienatlas )

Cleav­ages

nicht beobachtet

Frac­ture

nicht beobachtet

Tenac­ity

formbar

Preface

Author (Name, Year)

Yu Zuxiang, 1995

References

Yu Zuxiang (1995): Chengdeite - Ordered natural iron-iridium alloy - Acta Geologica Sinica (in chinesisch) 69 (1995), 215.

Mineralogical Record 27, 202.

American Mineralogist 81 (1996), 516.

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

Chengdeite

Ir3Fe

kubisch : m3m : Pm3m

1.AG.35

Isoferroplatinum

Pt3Fe

kubisch : m3m : Pm3m

1.AG.35

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

Chengdeite

Ir3Fe

kubisch : m3m : Pm3m

I/A.15-005

Isoferroplatinum

Pt3Fe

kubisch : m3m : Pm3m

I/A.15-010

Tetraferroplatinum

PtFe

tetragonal : 4/mmm : P4/mmm

I/A.15-020

Tulameenite

Pt(Cu,Fe)

tetragonal : 4/mmm : P4/mmm

I/A.15-030

Ferronickelplatinum

Pt2FeNi

tetragonal : 4/mmm : P4/mmm

I/A.15-040

Nielsenite

PdCu3

tetragonal : 4mm : P4mm

I/A.15-050

Bortnikovite

Pd4Cu3Zn

tetragonal : 4/mmm : P4/mmm

I/A.15-060

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

Tetraferroplatinum

PtFe

tetragonal : 4/mmm : P4/mmm

1.AH.100

Ferronickelplatinum

Pt2FeNi

tetragonal : 4/mmm : P4/mmm

1.AH.110

Tulameenite

Pt(Cu,Fe)

tetragonal : 4/mmm : P4/mmm

1.AH.120

Garutiite

(Ni,Fe,Ir)

hexagonal : 6/mmm : P63/mmc

1.AH.147

Isoferroplatinum

Pt3Fe

kubisch : m3m : Pm3m

1.AH.150

Chengdeite

Ir3Fe

kubisch : m3m : Pm3m

1.AH.160

Nielsenite

PdCu3

tetragonal : 4mm : P4mm

1.AH.170

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

Platinum

Pt

kubisch : m3m : Fm3m

01.02.01.01

Iridium

Ir

kubisch : m3m : Fm3m

01.02.01.02

Rhodium

Rh

kubisch : m3m : Fm3m

01.02.01.03

Palladium

Pd

kubisch : m3m : Fm3m

01.02.01.04

Osmium

Os

hexagonal : 6/mmm : P63/mmc

01.02.02.01

Ruthenium

Ru

hexagonal : 6/mmm : P63/mmc

01.02.02.02

Rutheniridosmine

(Ir,Os,Ru)

hexagonal : 6/mmm : P63/mmc

01.02.02.03

'Rhenium'

Re

hexagonal : 6/mmm : P63/mmc

01.02.02.04

Hexaferrum

(Fe,Os,Ru,Ir)

hexagonal : 6/mmm : P63/mmc

01.02.02.04

Hongshiite

PtCu

01.02.03.01

Tetraferroplatinum

PtFe

tetragonal : 4/mmm : P4/mmm

01.02.04.01

Tulameenite

Pt(Cu,Fe)

tetragonal : 4/mmm : P4/mmm

01.02.04.02

Ferronickelplatinum

Pt2FeNi

tetragonal : 4/mmm : P4/mmm

01.02.04.03

Potarite

PdHg

tetragonal : 4/mmm : P4/mmm

01.02.04.04

Rustenburgite

Pt3Sn

kubisch : m3m : Fm3m

01.02.05.02

Atokite

(Pd,Pt)3Sn

kubisch : m3m : Fm3m

01.02.05.03

Zvyagintsevite

Pd3Pb

kubisch : m3m : Pm3m

01.02.05.04

Chengdeite

Ir3Fe

kubisch : m3m : Pm3m

01.02.05.05

Yixunite

Pt3In

kubisch : m3m : Pm3m

01.02.05.06

Paolovite

Pd2Sn

orthorhombisch : mmm : Pbnm

01.02.06.01

Isoferroplatinum

Pt3Fe

kubisch : m3m : Pm3m

01.02.06.01

Taimyrite-I

(Pd,Cu,Pt)3Sn

01.02.07.01

Tatyanaite

(Pt,Pd,Cu)9Cu3Sn4

orthorhombisch : mm2, 222, mmm : Pmm2, P222, Pmmm

01.02.07.02

Cabriite

Pd2SnCu

orthorhombisch : mmm : Pmmm

01.02.08.01

Stannopalladinite

Pd3Sn2

hexagonal : 6/mmm : P63/mmc

01.02.09.01

Other languages

German

Chengdeit

French

Chengdeite

English

Chengdeite

Spanish

Chengdeíta

Russian

Чендеит

Simplified Chinese

承德矿

Japanese

チェングデアイト

IMA Number

IMA 1994-023

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Чендеит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Chengdeit
Crystal-Treasure.com - search for: Chengdeit
Bosse - search for: Chengdeit



Notice: "Undefined variable: ub"