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Michenerite (Michenerit)

Collectors Summary

Color bleigrau
Streak color schwarz
Lustre Metallglanz
Hardness (Mohs) 2.5
Fracture muschelig
Solubility +++ HNO3, ++ Königswasser, FeCl3
Crystal System kubisch, P213

Chemism

Chemical formula

PdBiTe

Chemical composition

Bismut, Palladium, Tellur

Unit weight: 443.004382 u; Number of atoms in the formula: 3

Info

Empirical formula:

PdBiTe

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Palladium

Pd

24.02

1

33.33

106.4210000

106.4210000
Tellurium

Te

28.80

1

33.33

127.6030000

127.6030000
Bismuth

Bi

47.17

1

33.33

208.9803820

208.9803820

Analysis wt%

Pd : 24.80, Te : 29.60, Bi : 43.10, Sb : 3.00, PLT : 24.80 (Ref: Canadian Mineralogist 73)

Strunz 9th edition incl. updates

2.EB.25

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
E: Metallsulfide mit M:S >= 1:2
B: M:S = 1:2, mit Fe, Co, Ni, PGE, usw.
25:Gersdorffit-Gruppe

Lapis Classification

II/D.17-180

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
D: Sulfide mit Metall : S,Se,Te < 1:1
17: Pyrit-Gruppe

Classification by Hölzel

2.EB.548

2: SULFIDES
E: Me/S=1/2 (also < 1/2)
B: With Fe,Co,Ni,PGE Pyrite, Marcasite Family
5: Michenerite-Group

Dana 8th edition

02.12.03.11

02: Sulfide Minerals
12: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=1:2
03: Cobaltite Group (Cubic or pseudocubic crystals)

IMA status

Neudefinition von der CNMNC anerkannt

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Cobaltite group

Optical Properties

Color

bleigrau

Streak color

schwarz

Change in color

cremfarben-weiß in reflektiertem Licht

Diaphaneity (Transparency)

opak

Lustre

Metallglanz

Anisotropism

isotropisch

Reflectivity: (Lambda nm) ↓, ↑, Ø

(400) 52.60, , 52.60
(420) 53.60, , 53.60
(440) 54.40, , 54.40
(460) 55.30, , 55.30
(480) 55.80, , 55.80
(500) 56.10, , 56.10
(520) 56.40, , 56.40
(540) 56.50, , 56.50
(560) 56.70, , 56.70
(580) 56.90, , 56.90
(600) 57.10, , 57.10
(620) 57.10, , 57.10
(640) 57.90, , 57.90
(660) 58.40, , 58.40
(680) 58.80, , 58.80
(700) 59.30, , 59.30
Reflection chart Michenerite

Reflectivity Ø

56.43

Crystallography

Crystal System

kubisch

Class (H-M)

23

Space Group number

198

Space Group

P213

Cell parameters a (Å)

6.654

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)

294.611

X-Ray Powder Diffraction

2.97(100),
2.71(80),
2.003(100),
1.841(40),
1.778(80),
1.486(40),
1.451(70),
1.278(60)
XRD chart Michenerite

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)

2.5

VHN (Hardness Vickers)

316 (25g)

Density (g/cm³)

10 (gemessen) 9.84 (berechnet)

9.987 ( ρ calc. Mineralienatlas )

Fracture

muschelig

Tenacity

spröde

Instability

+++ HNO3, ++ Königswasser, FeCl3

(Co-)Type locality

(Co-)Type locality

Kanada/Ontario/Sudbury District/Greater Sudbury/Walden/Denison Township/Vermilion Mine

Kanada/Ontario/Sudbury District/Greater Sudbury/Sudbury/McKim Township/Frood Mine

Preface

Author (Name, Year)

Hawley & Berry, 1958

References

Canadian Mineralogist 11 (1973), 903

IMA group assignments

Other languages

German

Michenerit

Spanish

Michenerita

French

Michenerite

English

Michenerite

Russian

Майченерит

Russian

Майчнерит

Traditional Chinese

方鉍鈀礦

Simplified Chinese

方铋钯矿

Alternative Name

Traditional Chinese

等軸碲鉍鈀礦

Traditional Chinese

等軸鉍碲鈀礦

Simplified Chinese

等轴碲铋钯矿

Simplified Chinese

等轴铋碲钯矿

CNMNC symbol

Symbol

Mch

Locations with GPS information