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Tatyanaite

Collectors Summary

Color bronzegrau
Streak color grau
Lustre Metallglanz
Hardness (Mohs) 3 - 4
Cleavages keine
Crystal System orthorhombisch, Pmm2, P222, Pmmm

Chemism

Chemical formula

(Pt,Pd,Cu)9Cu3Sn4

Chemical composition

Kupfer, Palladium, Platin, Zinn

Unit weight: 2063.43235 u; Number of atoms in the formula: 16

Info

Empirical formula:

(Pt0.6Pd0.3Cu0.1)9Cu3Sn4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Copper

Cu

12.01

3.9

24.38

63.5463000

247.8305700
Palladium

Pd

13.93

2.7

16.88

106.4210000

287.3367000
Tin

Sn

23.01

4

25.00

118.7107000

474.8428000
Platinum

Pt

51.05

5.4

33.75

195.0782000

1,053.4222800

Analysis wt%

Pt : 45.38, Pd : 19.53, Cu : 10.62, Sn : 23.02, PLT : 64.91 (Ref: European Journal of Mineralogy 2000)

Strunz 9th edition incl. updates

1.AG.15

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
15:Taimyrit-Gruppe

Lapis Classification

I/A.17-040

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

Classification by Hölzel

1.AH.320

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

Dana 8th edition

01.02.07.02

01: Native Elements and Alloys
02: Native Elements with platinum group metals and alloys

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

bronzegrau

Streak color

grau

Lustre

Metallglanz

Pleochroism

schwach bis ausgeprägt

Anisotropism

deutlich bis mäßig

Reflectivity: (Lambda nm) ↓, ↑, Ø

(470) 42.8, 44.1, 43.5
(546) 49.5, 50.0, 49.8
(589) 51.8, 54.6, 53.2
(650) 55.6, 56.8, 56.2
Reflection chart Tatyanaite

Reflectivity Ø

50.65

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mm2, 222, mmm

Space Group number

25, 16, 47

Space Group

Pmm2, P222, Pmmm

Cell parameters a (Å)

7.89

Cell parameters b (Å)

4.07

Cell parameters c (Å)

7.73

Cell parameters a/b or c/a

1.939

Cell parameters c/b

1.899

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

1

Volume (ų)

248.228

X-Ray Powder Diffraction

2.805(10),
2.439(10),
2.283(100),
2.163(40),
2.030(20),
1.369(30),
1.218(20),
1.143(20)
XRD chart Tatyanaite

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

Physical Properties

Hardness (Mohs)

3 - 4

VHN (Hardness Vickers)

327 (20g)

Density (g/cm³)

13.55 (berechnet)

13.803 ( ρ calc. Mineralienatlas )

Cleavages

keine

Tenacity

eher formbar

(Co-)Type locality

(Co-)Type locality

Russland/Sibirien, Föderationskreis/Krasnojarsk (Krasnojarski), Krai/Taimyrhalbinsel (Tajmyr)/Putoran-Plateau/Noril'sk/Talnakh/Oktyabr'skoye Mine (Oktyabr'sky, Oktyabr'skoe)

Type material

Mineralogisches Museum der Universität Hamburg

Collection number of type material

MMHH Ta08-5 / Tresor des Museums

Paragenesis of type material

Chalcopyrit, Pentlandit, Pyrrhotin, Magnetit, Galenit, Sperrylith, Au-Ag-Legierungen, Paolovit, Froodit, Glieder der Atokit-Rustenburgit-Mischkristallreihe, Maslovit, Calcit und Ferropyrosmalith

Preface

Name from

Tat'yana L'vovna Evstigneeva (b. 1945), Institute für Geologie von Erz-Lagerstätten, Petrographie, Mineralogie und Geochemie, Russische Wissenschaftsakademie (Moskau)

Author (Name, Year)

Barkov & Martin & Poirier & Tarkian & Pakhomovskii & Menshikov, 2000

References

European Journal of Mineralogy 12 (2000), 391.

American Mineralogist 85 (2000), 1845 (Abstrakt).

Barkov, A.Y., Martin, R.F., Poirier, G., and Yakovlev, Y.N. (2000b) The taimyrite-tatyanaite series and zoning in intermetallic compounds of Pt, Pd, Cu, and Sn from Noril'sk, Siberia, Russia - Canadian Mineralogist 38 (2000), 599.

Other languages

German

Tatyanait

English

Tatyanaite

French

Tatyanaite

Spanish

Tatyanaíta

Russian

Татьянаит

CNMNC (IMA)-Number

IMA 1995-049

CNMNC symbol

Symbol

Tty

Locations with GPS information

IDs

GUSID (Global unique identifier short form) S5l1n0eRO0e0eBmb7TLHTQ
GUID (Global unique identifier) 9F75994B-9147-473B-B478-199BED32C74D
Database ID 3770