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Iridium

Pictures (3 Images total)

Iridium
Views (File:
1457282318
): 4559
Iridium
Kristallgröße etwa 1,1 mm; Iridium als tafliger, hexagonaler Kristall mit Pyramidenflächen; Salmon River Alaska; Analyse Dr. Thomas Raber
Copyright: Klaus Schäfer; Contribution: Klaus Schäfer
Collection: Klaus Schäfer, Collection number: SyS-Ir-1-1-1
Location: USA/Alaska/Bethel Borough/Goodnews Bay/Salmon River-Red Mountain District/Salmon River
Mineral: Iridium
Image: 1457282318
Rating: 9 (votes: 3)
License: Usage for Mineralienatlas project only
Iridium (SNr: SyS-Ir-1-1-1)

Kristallgröße etwa 1,1 mm; Iridium als tafliger, hexagonaler Kristall mit Pyramidenflächen; Salmon River Alaska; Analyse Dr. Thomas Raber

Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2016-03-06
Locality: Salmon River / Salmon River-Red Mountain District / Goodnews Bay / Bethel Borough / Alaska / USA
Iridium
Views (File:
1155590926
): 7916
Iridium
Fundort: Goldlagerstätte bei Newjansk, Ekaterinburg, Ural, Russland
Copyright: Andi_Y; Contribution: Andi_Y
Location: Russland/Ural, Föderationskreis/Swerdlowsk, Oblast (Sverdlovskaya)/Sysert (Syssertsk)/Neiva, Fluss
Mineral: Iridium
Image: 1155590926
License: Usage for Mineralienatlas project only
Iridium

Fundort: Goldlagerstätte bei Newjansk, Ekaterinburg, Ural, Russland

Copyright: Andi_Y
Contribution: Andi_Y 2006-08-14
Locality: Neiva, Fluss / Sysert (Syssertsk) / Swerdlowsk, Oblast (Sverdlovskaya) / Ural, Föderationskreis / Russland
Iridium (Platiniridium)
Views (File:
1469980016
): 3712
Iridium (Platiniridium)
vom Fox Gulch, Goodnews Bay, Alaska, USA; silbergraues Korn; BB = 3,6 mm
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A002546, Donator: Klaus Fleck
Location: USA/Alaska/Bethel Borough/Goodnews Bay/Salmon River-Red Mountain District/Fox Gulch
Mineral: Iridium
Image: 1469980016
License: Usage for Mineralienatlas project only
Iridium (Platiniridium) (SNr: A002546)

vom Fox Gulch, Goodnews Bay, Alaska, USA; silbergraues Korn; BB = 3,6 mm

Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2016-07-31
Locality: Fox Gulch / Salmon River-Red Mountain District / Goodnews Bay / Bethel Borough / Alaska / USA

Collectors Summary

Color weiß, silber mit gelben Farbton
Streak color weiß
Lustre Metallglanz
Hardness (Mohs) 6 - 7
Solubility - Säuren, Königswasser
Crystal System kubisch, Fm3m

Chemism

Chem­ical formula

Ir

Chem­ical com­po­si­tion

Iridium

Unit weight: 192.2173 u; Number of atoms in the formula: 1

Info

Empirical formula:

Ir

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Iridium

Ir

100.00

1

100.00

192.2173000

192.2173000

Anal­y­sis wt%

Ir : 76.85, Pt : 19.64, Pd : 0.89, Cu : 1.78, PLT : 97.38 (Ref: Dana, 7th ed. 1)

Strunz 9th edi­tion incl. updates

1.AF.10

1: Elemente (Metalle, intermetallische Legierungen, Metalloide u. Nichtmetalle, Carbide, Silicide, Nitride u. Phosphide)
A: Metalle und intermetallische Legierungen
F: Platin-Gruppen-Elemente (PGE)
10:Rhodium-Gruppe

Lapis Clas­sifica­tion

I/A.14-030

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

Clas­sifica­tion by Hölzel

1.AG.220

1: ELEMENTS
A: Metals, Intermetallic Compounds, and Alloys
G: PGE-Group

Hey's Chem­ical Index of Min­er­als

01.77

01: Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)

Dana 8th edi­tion

01.02.01.02

01: Native Elements and Alloys
02: Native Elements with platinum group metals and alloys
01: Platinum group (Space Group Fm3m)

IMA sta­tus

Neudefinition von der CNMNC anerkannt

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

weiß, silber mit gelben Farbton

Streak color

weiß

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Optical Data Luminescence

Lumi­nes­cence

keine Fluoreszenz bekannt

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

m3m

Space Group number

225

Space Group

Fm3m

Cell param­e­ters a (Å)

3.839

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

4

Volumne (ų)

56.579

X-Ray Pow­der Diffrac­tion

2.217(100),
1.920(50),
1.357(40),
1.157(40),
1.108(10),
0.881(40),
0.859(40),
0.784(40)

XRD chart Iridium

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

6 - 7

VHN (Hard­ness Vick­ers)

967 (100g)

Density (g/cm³)

22.6 - 22.8 (gemessen) 22.65 (berechnet)

22.564 ( ρ calc. Mineralienatlas )

Insta­bil­ity

- Säuren, Königswasser

Preface

Author (Name, Year)

Hausmann, 1813

Detailed description

Iridium als Element - Technische Daten

Ordnungszahl:

77

Dichte (g/cm3):

22,650

Härte:

6,5

relat. Atommasse (amu):

192,217

Atomradius (berechnet) in pm:

135 (180)

Oxidationszahlen:

2, 3, 4!, 6

Elektronegativität (Pauling):

2,2

Elektronenkonfiguration:

[Xe]4f145d76s2

Schmelzpunkt:

2466°C (2739 K)

Siedepunkt:

4428°C (4701 K)

natürl. Häufigkeit:

0,0001 ppm

References

USA National Bureau of Standards Circular 539, 4 (1955), 9.

Acta Crystallographica 24A (1968), 469.

Canadian Mineralogist 12 (1973), 104.

Handbook of Mineralogy (Anthony et al.), 1 (1990), 239.

Canadian Mineralogist 29 (1991), 231.

Canadian Mineralogist 40 (2002), 435,463.
Lehrbuch der Mineralogie/Rösler (1991)

Other languages

Spanish

Iridio

German

Iridium

French

Iridium

English

Iridium

Russian

Иридий

Simplified Chinese

自然铱

Alternative Name

Ir

Osmiridium (of Zvyagintsev)

Rutheniridium

Ruthenosmiridium

Traditional Chinese

方釔鋨銥礦

Simplified Chinese

方钇锇铱矿

Japanese

自然イリジウム

Traditional Chinese

鋨銥礦

CNMNC symbol

Symbol

Ir

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Иридий

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Iridium
Crystal-Treasure.com - search for: Iridium
Bosse - search for: Iridium
Edelsteine Neuburg - Gundolf Fischer - search for: Iridium
Geolitho marketplace, by and for collectors - search for: Iridium

Locations with GPS information