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Dwornikite

Pictures (1 Images total)

Dwornikit
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1584798617
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Dwornikit
grüne Aggregate auf und nach Millerit, Lipovka Mine, Lipovsk, Resch, Swerdlowsk, Russland; BB ~ 3 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Russland/Ural, Föderationskreis/Swerdlowsk, Oblast (Sverdlovskaya)/Resch/Lipovka Pegmatit-Feld/Lipovka Mine
Mineral: Dwornikite
Image: 1584798617
License: Usage for Mineralienatlas project only
Dwornikit

grüne Aggregate auf und nach Millerit, Lipovka Mine, Lipovsk, Resch, Swerdlowsk, Russland; BB 3 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-03-21
Locality: Lipovka Mine / Lipovka Pegmatit-Feld / Resch / Swerdlowsk, Oblast (Sverdlovskaya) / Ural, Föderationskreis / Russland

Collectors Summary

Color weiß
Streak color weiß
Solubility +++ H2O
Crystal System monoklin, C2/c

Chemism

Chemical formula

(Ni,Fe2+)SO4·H2O

Chemical composition

Eisen, Nickel, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 172.059909 u; Number of atoms in the formula: 9

Info

Empirical formula:

(Ni0.75Fe0.25)SO4·H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

1.17

2

22.22

1.0079470

2.0158940
Oxygen

O

46.49

5

55.56

15.9994300

79.9971500
Sulfur

S

18.64

1

11.11

32.0655000

32.0655000
Iron

Fe

8.11

0.25

2.78

55.8452000

13.9613000
Nickel

Ni

25.58

0.75

8.33

58.6934200

44.0200650

Strunz 9th edition incl. updates

7.CB.05

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
C: Sulfate (Selenate, etc.) ohne weitere Anionen, mit H2O
B: Mit ausschließlich mittelgroßen Kationen
05:Kieserit-Gruppe

Lapis Classification

VI/C.01-040

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
C: Wasserhaltige Sulfate, ohne fremde Anionen
1: Mittelgroße Kationen; Kieserit-Gruppe

Classification by Hölzel

7.CA.140

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
C: Sulfates (-Anions +Water)
A: Sulfates, C medium

Dana 8th edition

29.06.02.06

29: Hydrated Acid and Sulfates
06: Hydrated Acid and Sulfates where A XO4 · x(H2O)
02: Kieserite Group (Mono-hydrates)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Kieserite group

Optical Properties

Color

weiß

Streak color

weiß

max. Birefringence

moderat-schwach

RI value α / ω / n

1.63

Ri mean

1.63

2V angle

Biaxial

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

15

Space Group

C2/c

Cell parameters a (Å)

6.839

Cell parameters b (Å)

7.582

Cell parameters c (Å)

7.474

Cell parameters a/b or c/a

0.902

Cell parameters c/b

0.986

Cell parameters α

90°

Cell parameters β

117.85

Cell parameters γ

90°

Z

4

Volumne (ų)

342.663

X-Ray Powder Diffraction

4.754(50),
4.732(70),
3.792(20),
3.342(100),
3.293(30),
3.024(70),
2.491(30),
2.334(20)
XRD chart Dwornikite

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

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

3.34 (berechnet)

3.335 ( ρ calc. Mineralienatlas )

Instability

+++ H2O

(Co-)Type locality

(Co-)Type locality

Peru/Pasco, Region/Pasco, Provinz/Huayllay, Distrikt/Ragra Mine (Minasragra)

Preface

Author (Name, Year)

Milton & Evans & Johnson, 1982

References

Mineralogical Magazine 46 (1982), 351

IMA group assignments

 
Kieserite group
 
 
 

 
 
Cobaltkieserite
Co[SO4]·H2O
monoklin
C2/c

 
 
Dwornikite
(Ni,Fe2+)SO4·H2O
monoklin
C2/c

 
 
Gunningite
(Zn,Mn)SO4·H2O
monoklin
C2/c

 
 
Kieserite
MgSO4·H2O
monoklin
C2/c

 
 
Serrabrancaite
Mn3+[PO4]·H2O
monoklin
C2/c

 
 
Szmikite
MnSO4·H2O
monoklin
C2/c

 
 
Szomolnokite
Fe2+SO4·H2O
monoklin
C2/c

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Actuality: 30. May 2023 - 00:22:40

Other languages

German

Dwornikit

Spanish

Dwornikita

French

Dwornikite

English

Dwornikite

Russian

Дворникит

CNMNC (IMA)-Number

IMA 1981-031

CNMNC symbol

Symbol

Dwo

Locations with GPS information

IDs

GUSID (Global unique identifier short form) dXzV_3rhxk2TP0OaWOI_kg
GUID (Global unique identifier) FFD57C75-E17A-4DC6-933F-439A58E23F92
Database ID 984