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Hunchunite

Collectors Summary

Color bleigrau, silber grau
Hardness (Mohs) 3.5
Crystal System kubisch, Fd3m

Chemism

Chem­ical formula

Au2Pb

Chem­ical com­po­si­tion

Blei, Gold

Unit weight: 601.143104 u; Number of atoms in the formula: 3

Info

Empirical formula:

Au2Pb

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Gold

Au

65.53

2

66.67

196.9665520

393.9331040

Lead

Pb

34.47

1

33.33

207.2100000

207.2100000

Anal­y­sis wt%

Ø Au : 64.78, Ag : 2.18, Pb : 32.91 (Ref: Acta Mineralogica Sinica 92)

Strunz 9th edi­tion incl. updates

1.AA.25

1: Elemente (Metalle, intermetallische Legierungen, Metalloide u. Nichtmetalle, Carbide, Silicide, Nitride u. Phosphide)
A: Metalle und intermetallische Legierungen
A: Kupfer-Cupalit-Familie
25:Hunchunit-Gruppe

Lapis Clas­sifica­tion

I/A.01-068

I: ELEMENTE
A: Metalle und intermetallische Verbindungen

Clas­sifica­tion by Hölzel

1.AA.380

1: ELEMENTS
A: Metals, Intermetallic Compounds, and Alloys
A: Cu,Ag,Au-Group

Dana 8th edi­tion

01.01.04.02

01: Native Elements and Alloys
01: Native Elements with metallic elements other than the platinum group
04: Anyuiite and related alloys

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

bleigrau, silber grau

Diaphane­ity (Trans­parency)

opak

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

m3m

Space Group number

227

Space Group

Fd3m

Cell param­e­ters a (Å)

7.933

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

8

Volumne (ų)

499.243

X-Ray Pow­der Diffrac­tion

4.595(20),
2.810(30),
2.391(100),
2.301(20),
1.526(20),
1.402(20),
1.209(10),
1.196(30)

XRD chart Hunchunite

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

Physical Properties

Hard­ness (Mohs)

3.5

VHN (Hard­ness Vick­ers)

139 (5g)

Density (g/cm³)

16

15.995 ( ρ calc. Mineralienatlas )

Preface

Name from

Wu et al., 1992

Author (Name, Year)

Wu & Yang & Song, 1992

References

Wu Shangquan, Yang Yi, and Song Qun (1992): A new gold mineral - Hunchunite (Au2Pb). Acta Mineralogica Sinica 12 (4): 319-22 (in Chinese, English abstract). - New Minerals 1990-1994, 85 (abstract).

Strunz Mineralogical Tables 9.Edition (2001), 36.

IMA / CNMNC Liste, Strunz Id Änderung 1.AA.20 -> 1.AA.25

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

Hunchunite

Au2Pb

kubisch : m3m : Fd3m

1.AA.25

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

Copper

Cu

kubisch : m3m : Fm3m

I/A.01-010

Silver

Ag

kubisch : m3m : Fm3m

I/A.01-020

Gold

Au

kubisch : m3m : Fm3m

I/A.01-040

Auricupride

Cu3Au

kubisch : m3m : Pm3m

I/A.01-050

Tetra-auricupride

AuCu

tetragonal : 4/mmm : P4/mmm

I/A.01-060

Bogdanovite

(Au,Te,Pb)3(Cu,Fe)

kubisch : m3m : Pm3m

I/A.01-065

Hunchunite

Au2Pb

kubisch : m3m : Fd3m

I/A.01-068

Anyuiite

AuPb2

tetragonal : 4/mmm : I4/mcm

I/A.01-070

Novodneprite

AuPb3

tetragonal : 42m : I42m

I/A.01-075

Yuanjiangite

AuSn

hexagonal : 6/mmm : P63/mmc

I/A.01-080

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

Gold

Au

kubisch : m3m : Fm3m

1.AA.310

Tetra-auricupride

AuCu

tetragonal : 4/mmm : P4/mmm

1.AA.350

Anyuiite

AuPb2

tetragonal : 4/mmm : I4/mcm

1.AA.370

Hunchunite

Au2Pb

kubisch : m3m : Fd3m

1.AA.380

Novodneprite

AuPb3

tetragonal : 42m : I42m

1.AA.390

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

Gold

Au

kubisch : m3m : Fm3m

01.01.01.01

Silver

Ag

kubisch : m3m : Fm3m

01.01.01.02

Copper

Cu

kubisch : m3m : Fm3m

01.01.01.03

Lead

Pb

kubisch : m3m : Fm3m

01.01.01.04

Aluminium

Al

kubisch : m3m : Fm3m

01.01.01.05

Auricupride

Cu3Au

kubisch : m3m : Pm3m

01.01.02.01

Tetra-auricupride

AuCu

tetragonal : 4/mmm : P4/mmm

01.01.02.02

Yuanjiangite

AuSn

hexagonal : 6/mmm : P63/mmc

01.01.02.03

Maldonite

Au2Bi

kubisch : m3m : Fd3m

01.01.03.01

Anyuiite

AuPb2

tetragonal : 4/mmm : I4/mcm

01.01.04.01

Hunchunite

Au2Pb

kubisch : m3m : Fd3m

01.01.04.02

Zinc

Zn

hexagonal : 6/mmm : P63/mmc

01.01.05.01

Cadmium

Cd

hexagonal : 6/mmm : P63/mmc

01.01.05.02

Danbaite

CuZn2

01.01.06.01

Zhanghengite

ß-CuZn

kubisch : m3m : Im3m

01.01.06.02

Mercury

Hg

trigonal : 3m : R3m

01.01.07.01

Moschellandsbergite

Ag2Hg3

kubisch : 23 : I23

01.01.08.01

Schachnerite

Ag1.1Hg0.9

hexagonal : 6/mmm : P63/mmc

01.01.08.02

Paraschachnerite

Ag1.2Hg0.8

orthorhombisch : mmm, mm2, mm2 : Cmcm, Cmc21, C2cm

01.01.08.03

Luanheite

Ag3Hg

01.01.08.04

Eugenite

Ag11Hg2

kubisch : 43m : I43m

01.01.08.05

Weishanite

(Au,Ag)1.2Hg0.8

hexagonal : 6/mmm : P63/mmc

01.01.08.06

Kolymite

Cu7Hg6

kubisch : 43m : I43m

01.01.09.01

Belendorffite

Cu7Hg6

trigonal : 3m : R3m

01.01.09.02

Other languages

German

Hunchunit

Spanish

Hunchunita

French

Hunchunite

English

Hunchunite

Russian

Хунчунит

Russian

Хуньчуньит

Simplified Chinese

珲春矿

Alternative Name

Simplified Chinese

铅金矿

IMA Number

IMA 1991-033

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Хунчунит

Mineral Dealer

German pages

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

Locations with GPS information