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Ernienickelite (Ernienickelit)

Pictures (2 Images total)

Ernienickelit
Views (File:
1585472158
): 269
Ernienickelit
rotbraun durchscheinende Tafel von Ernienickelit, SM7 Pit, Siberia Goldfield, Kalgoorlie, Western Australia, Australien; BB < 1 mm
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Australien/Western Australia/Goldfields-Esperance, Region/Kalgoorlie-Boulder City/Kalgoorlie/Siberia-Komplex/SM7 Pit
Mineral: Ernienickelite
Image: 1585472158
License: Usage for Mineralienatlas project only
Ernienickelit

rotbraun durchscheinende Tafel von Ernienickelit, SM7 Pit, Siberia Goldfield, Kalgoorlie, Western Australia, Australien; BB < 1 mm
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-03-29
Locality: SM7 Pit / Siberia-Komplex / Kalgoorlie / Kalgoorlie-Boulder City / Goldfields-Esperance, Region / Western Australia / Australien
Ernienickelit xx
Views (File:
1669559276
): 18
Ernienickelit xx
auf Quarz vom SM7 Pit,Siberia,Kalgoorlie,Westaustralien; Material vom Originalfund; Bildbreite 2,0 mm
Copyright: Haubi; Contribution: Haubi
Collection: Haubi
Location: Australien/Western Australia/Goldfields-Esperance, Region/Kalgoorlie-Boulder City/Kalgoorlie/Siberia-Komplex/SM7 Pit
Mineral: Ernienickelite
Image: 1669559276
License: Usage for Mineralienatlas project only
Ernienickelit xx

auf Quarz vom SM7 Pit,Siberia,Kalgoorlie,Westaustralien; Material vom Originalfund; Bildbreite 2,0 mm
Collection: Haubi
Copyright: Haubi
Contribution: Haubi 2022-11-27
Locality: SM7 Pit / Siberia-Komplex / Kalgoorlie / Kalgoorlie-Boulder City / Goldfields-Esperance, Region / Western Australia / Australien

Collectors Summary

Color rötlich schwarz
Streak color gelblich braun
Hardness (Mohs) 2
Cleavages vollkommen {001}
Fracture splittrig
Crystal System trigonal, R3, R3

Chemism

Chemical formula

NiMn34+O7·3H2O

Chemical composition

Mangan, Nickel, Sauerstoff, Wasserstoff

Unit weight: 389.5495517 u; Number of atoms in the formula: 20

Info

Empirical formula:

NiMn3O7·3H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

1.55

6

30.00

1.0079470

6.0476820
Oxygen

O

41.07

10

50.00

15.9994300

159.9943000
Manganese

Mn

42.31

3

15.00

54.9380499

164.8141497
Nickel

Ni

15.07

1

5.00

58.6934200

58.6934200

Analysis wt%

MnO2 : 68.25, NiO : 16.68, H2O : 13.94 (Ref: Canadian Mineralogist 94)

Strunz 9th edition incl. updates

4.FL.20

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
F: Hydroxide (ohne V oder U)
L: Hydroxide mit H2O ± (OH); Lagen kantenverknüpfter Oktaeder
20:Chalkophanit-Gruppe

Lapis Classification

IV/F.11-015

IV: OXIDE
F: Hydroxide und oxidische Hydrate (wasserhaltige Oxide mit Schichtstruktur)

Classification by Hölzel

4.FE.140

4: OXIDES
F: Hydroxides and Hydrates (without V and U)
E: Oxide-Hydrates
1: Chalcophanite-Group

Dana 8th edition

07.08.02.04

07: Multiple Oxides
08: Multiple Oxides where A B (O)2·x(H2O)
02: Chalcophanite Group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

rötlich schwarz

Streak color

gelblich braun

Diaphaneity (Transparency)

teilweise durchscheinend bis opak

max. Birefringence

0.03>

RI value α / ω / n

2.00>

RI value γ / ε

1.97

Ri mean

2.00>

2V angle

Uniaxial (-)

Crystallography

Crystal System

trigonal

Class (H-M)

3, 3

Space Group number

146, 148

Space Group

R3, R3

Cell parameters a (Å)

7.514

Cell parameters b (Å)

-

Cell parameters c (Å)

20.52

Cell parameters a/b or c/a

2.731

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

120°

Z

6

Volumne (ų)

1003.345

X-Ray Powder Diffraction

6.84(100),
4.01(20),
3.44(10),
2.748(10),
2.533(10),
2.219(30),
1.884(20),
1.575(20)
XRD chart Ernienickelite

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

Physical Properties

Hardness (Mohs)

2

VHN (Hardness Vickers)

32 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.84

3.868 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen {001}

Fracture

splittrig

Tenacity

spröde

(Co-)Type locality

(Co-)Type locality

Australien/Western Australia/Goldfields-Esperance, Region/Kalgoorlie-Boulder City/Kalgoorlie/Siberia-Komplex/SM7 Pit

Preface

Name from

Ernest Henry "Ernie" Nickel (1925–2009), Prof. für Mineralogie, Kanada; später in Perth, Western Australia, tätig. Nachruf siehe Can. Mineral. 48 (2010) S.1315-1316 oder Austr. J. Mineral. 15 (2009) S.61-62.

Author (Name, Year)

Grice & Gartrell & Gault & Van Velthuizen, 1994

References

Canadian Mineralogist 32 (1994), 333

Other languages

German

Ernienickelit

Spanish

Ernienickelita

English

Ernienickelite

French

Ernienickelite

Russian

Эрниеникелит

Russian

Эрниникелит

Japanese

ｴﾘﾆｴﾆｯｹﾙ鉱

Alternative Name

English

Ni-chalcophanite

CNMNC (IMA)-Number

IMA 1993-002

CNMNC symbol

Symbol

Enk

Locations with GPS information