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Weishanite

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

silberweiße, prismatische Kristalle von Weishanit, Keystone Mine, Magnolia, Boulder County, Colorado, USA; BB < 1 mm, analysiert mittels REM-EDX
Copyright: Joy Desor
Contribution: openpit 2020-06-11
Locality: Keystone Mine / Magnolia District / Boulder Co. / Colorado / USA

Collectors Summary

Color hellgelb
Streak color hellgelb
Lustre Metallglanz
Hardness (Mohs) 2.4
Crystal System hexagonal, P63/mmc

Chemism

Chem­ical formula

(Au,Ag)1.2Hg0.8

Empir­ical formula (anal­y­sis)

(Au1.156Ag0.116)Hg0.796

Chem­ical com­po­si­tion

Gold, Quecksilber, Silber

Unit weight: 399.877279632 u; Number of atoms in the formula: 2.068

Info

Empirical formula:

(Au1.156Ag0.116)Hg0.796

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Silver

Ag

3.13

0.12

5.61

107.8682200

12.5127135
Gold

Au

56.94

1.16

55.90

196.9665520

227.6933341
Mercury

Hg

39.93

0.8

38.49

200.5920000

159.6712320

Anal­y­sis wt%

Au : 56.91, Hg : 39.92, Ag : 3.17 (Ref: American Mineralogist S84)

Strunz 9th edi­tion incl. updates

1.AD.20

1: Elemente (Metalle, intermetallische Legierungen, Metalloide u. Nichtmetalle, Carbide, Silicide, Nitride u. Phosphide)
A: Metalle und intermetallische Legierungen
D: Quecksilber-Amalgam-Familie
20:Goldamalgam-Gruppe

Lapis Clas­sifica­tion

I/A.02-080

I: ELEMENTE
A: Metalle und intermetallische Verbindungen

Clas­sifica­tion by Hölzel

1.AE.400

1: ELEMENTS
A: Metals, Intermetallic Compounds, and Alloys
E: Mercury & Amalgam-Group

Hey's Chem­ical Index of Min­er­als

01.19

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

Dana 8th edi­tion

01.01.08.06

01: Native Elements and Alloys
01: Native Elements with metallic elements other than the platinum group
08: Silver Amalgam Alloys

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

hellgelb

Streak color

hellgelb

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Pleochro­ism

schwach

Anisotropism

schwach

Reflec­tiv­ity: (Lambda nm) ↓, ↑, Ø

(480) 63.75, , 63.75
(534) 76.30, , 76.30
(589) 81.03, , 81.03
(656) 68.60, , 68.60
Reflection chart Weishanite

Reflec­tiv­ity Ø

72.4

Crystallography

Crystal Sys­tem

hexagonal

Class (H-M)

6/mmm

Space Group number

194

Space Group

P63/mmc

Cell param­e­ters a (Å)

2.9180

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

4.8113

Cell param­e­ters a/b or c/a

1.649

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

120°

Z

1

Volumne (ų)

35.478

X-Ray Pow­der Diffrac­tion

2.243(10), 1.461(6), 1.359(8), 1.251(8), 1.225(6), 0.995(7), 0.940(9), 0.929(6)
XRD chart Weishanite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

2.4

VHN (Hard­ness Vick­ers)

51

Density (g/cm³)

18.523 (berechnet)

18.715 ( ρ calc. Mineralienatlas )

Tenac­ity

teilbar, formbar

(Co-)Type locality

(Co-)Type locality

China/Henan, Provinz/Nanyang, Präfektur/Tongbai, Kreis/Weishancheng Erzfeld

Type mate­r­ial

National Geological Museum, Beijing, China

Preface

Asso­cia­tions

Gold, Silber, Akanthit, Pyrit, Galenit, Sphalerit, Pyrrhotin, Scheelit

Name from

Für die Typlokalität im Weishancheng Erzfeld Tongbai Co., Henan Provinz, China

Author (Name, Year)

Li & Ouyang & Tian, 1984

References

Acta Mineralogica Sinica (in chinesisch) 4 (1984), 102.

American Mineralogist 73 (1988), 196.

American Mineralogist 74 (1989), 504.

Strunz Mineralogical Tables 9. Edition (2001), 40.

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

Weishanite

(Au,Ag)1.2Hg0.8

hexagonal : 6/mmm : P63/mmc

1.AD.20

'Goldamalgam'

(Au,Ag)Hg

kubisch : m3m : Im3m

1.AD.20

Aurihydrargyrumite

Au6Hg5

hexagonal : 6/mmm : P63/mcm

1.AD.20a

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

Mercury

Hg

trigonal : 3m : R3m

I/A.02-010

Kolymite

Cu7Hg6

kubisch : 43m : I43m

I/A.02-020

Belendorffite

Cu7Hg6

trigonal : 3m : R3m

I/A.02-022

Eugenite

Ag11Hg2

kubisch : 43m : I43m

I/A.02-028

Moschellandsbergite

Ag2Hg3

kubisch : 23 : I23

I/A.02-030

Luanheite

Ag3Hg

I/A.02-040

Schachnerite

Ag1.1Hg0.9

hexagonal : 6/mmm : P63/mmc

I/A.02-050

Paraschachnerite

Ag1.2Hg0.8

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

I/A.02-060

'Goldamalgam'

(Au,Ag)Hg

kubisch : m3m : Im3m

I/A.02-070

Weishanite

(Au,Ag)1.2Hg0.8

hexagonal : 6/mmm : P63/mmc

I/A.02-080

Potarite

PdHg

tetragonal : 4/mmm : P4/mmm

I/A.02-090

Leadamalgam

Pb0.7Hg0.3

tetragonal : 4/mmm : I4/mmm

I/A.02-100

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

Weishanite

(Au,Ag)1.2Hg0.8

hexagonal : 6/mmm : P63/mmc

1.AE.400

'Goldamalgam'

(Au,Ag)Hg

kubisch : m3m : Im3m

1.AE.410

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

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

Other languages

German

Weishanit

Spanish

Weishanita

French

Weishanite

English

Weishanite

Russian

Вейшанит

Simplified Chinese

围山矿

IMA Number

IMA 1982-076

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

German pages

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

English pages

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

 Webmineral.ru - search for: Вейшанит

Mineral Dealer

German pages

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Locations with GPS information