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Temagamite (Temagamit)

Collectors Summary

Color grau-met.
Hardness (Mohs) 2.50 - 3.00
Crystal System trigonal, P3m1

Chemism

Chemical formula

Pd3HgTe3

Chemical composition

Palladium, Quecksilber, Tellur

Unit weight: 902.664 u; Number of atoms in the formula: 7

Info

Empirical formula:

Pd3HgTe3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Palladium

Pd

35.37

3

42.86

106.4210000

319.2630000
Tellurium

Te

42.41

3

42.86

127.6030000

382.8090000
Mercury

Hg

22.22

1

14.29

200.5920000

200.5920000

Analysis wt%

Pd : 35.10, Hg : 22.60, Te : 42.30, PLT : 35.10 (Ref: Canadian Mineralogist 73)

Strunz 9th edition incl. updates

2.BC.50

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
B: Metallsulfide, M : S > 1 : 1 (hauptsächlich 2 : 1)
C: mit Rhodium (Rh), Palladium (Pd), Platin (Pt), usw.
50:Temagamit-Gruppe

Lapis Classification

II/A.07-050

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
A: Legierungen und legierungsartige Verbindungen
7: mit Metallen der Platin-gruppe (v.a. Pd)

Classification by Hölzel

2.BC.260

2: SULFIDES
B: Sulfides (etc) with Me/S > 1/1 (mostly 2/1)
C: With Pd
2: Telargpalite-Sopcheite-Group (with Te)

Dana 8th edition

02.06.05.01

02: Sulfide Minerals
06: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=4:3

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

grau-met.

Crystallography

Crystal System

trigonal

Class (H-M)

3m

Space Group number

156

Space Group

P3m1

Cell parameters a (Å)

7.8211(6)

Cell parameters b (Å)

-

Cell parameters c (Å)

17.281(1)

Cell parameters a/b or c/a

2.21

Cell parameters c/b

-

Z

6

Volumne (ų)

915.451

Kristall structure

Daten auf Basis von synthetischem redefiniert: Pd3HgTe3 P3m1, mit a = 7.8211(6) Å, c = 17.281(1) Å, V = 917.8(1) Å3 (hexagonale Settings), Z = 6

X-Ray Powder Diffraction

2.912(100),
2.639(40),
2.187(90),
1.959(70),
1.661(50),
1.624(50),
1.462(50),
1.155(50)
XRD chart Temagamite

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

Physical Properties

Hardness (Mohs)

2.50 - 3.00

VHN (Hardness Vickers)

92 (25g)

Density (g/cm³)

9.5

9.823 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Kanada/Ontario/Nipissing District/Phyllis Township/Temagami, Insel/Copperfields Mine (Temagami Mine)

Preface

Associations

Chalkopyrit, Merenskyit, Borovskit

Author (Name, Year)

Cabri & Laflamme & Stewart, 1973

References

Canadian Mineralogist 12 (1973), 193

FRANTIŠEK LAUFEK ; ANNA VYMAZALOVÁ; MILAN DRÁBEK; MICHAL DUŠEK; JIŘÍ NAVRÁTIL; EVA ČERNOŠKOVÁ - The crystal structure of Pd3HgTe3, the synthetic analogue of temagamite - European Journal of Mineralogy - Appeared or available online: 11. Mai 2016 [Kristalldaten]

Other languages

German

Temagamit

Spanish

Temagamita

English

Temagamite

French

Temagamite

Russian

Темагамит

CNMNC (IMA)-Number

IMA 1973-018

CNMNC symbol

Symbol

Tem

Locations with GPS information