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Schmiederite (Schmiederit)

Pictures (11 Images total)

Schmiederit
Views (File:
1196088184
): 1503
Schmiederit
Fundort: El Dragón Mine, Quijarro Provinz, Potosí Department, Bolivien; Bildbreite: 2 mm
Copyright: Christian Rewitzer; Contribution: Klinoklas
Location: Bolivien/Potosi, Departamento/Antonio Quijarro, Provinz/El Dragón Mine
Mineral: Schmiederite
Image: 1196088184
Rating: 7.67 (votes: 3)
License: Usage for Mineralienatlas project only
Schmiederit

Fundort: El Dragón Mine, Quijarro Provinz, Potosí Department, Bolivien; Bildbreite: 2 mm

Copyright: Christian Rewitzer
Contribution: Klinoklas 2007-11-26
Locality: El Dragón Mine / Antonio Quijarro, Provinz / Potosi, Departamento / Bolivien
Schmiederit
Views (File:
1416951372
): 1023
Schmiederit
El Dragón Mine, Potosi, Bolivien. BB 1,0mm
Copyright: Mabu; Contribution: Mabu
Collection: Mabu
Location: Bolivien/Potosi, Departamento/Antonio Quijarro, Provinz/El Dragón Mine
Mineral: Schmiederite
Image: 1416951372
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Schmiederit

El Dragón Mine, Potosi, Bolivien. BB 1,0mm

Collection: Mabu
Copyright: Mabu
Contribution: Mabu 2014-11-25
Locality: El Dragón Mine / Antonio Quijarro, Provinz / Potosi, Departamento / Bolivien
Schmiederit
Views (File:
1346097638
): 588
Schmiederit
Nadelige blaue Kristalle, BB = 1,5 mm, Fundort: Llechwedd Helyg Mine, Trefeirig (bei Aberystwyth), Ceredigion, Wales, England, UK.
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A018891, Donator: Richard Belson
Location: UK/Wales/Ceredigion (Dyfed)/Aberystwyth/Trefeirig/Llechwedd Helyg Mine
Mineral: Schmiederite
Image: 1346097638
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Schmiederit (SNr: A018891)

Nadelige blaue Kristalle, BB = 1,5 mm, Fundort: Llechwedd Helyg Mine, Trefeirig (bei Aberystwyth), Ceredigion, Wales, England, UK.

Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2012-08-27
Locality: Llechwedd Helyg Mine / Trefeirig / Aberystwyth / Ceredigion (Dyfed) / Wales / UK
Schmiederite
Views (File:
1388502033
): 529
Schmiederite
outcrops. FOV 3,5 mm; Tschechien/Olmütz, Region (Olomoucky Kraj)/Freiwaldau (Jesenik), Bezirk/Jauernig (Javornik)/Waldek (Zalesi)
Copyright: Pavel Škácha, Czechmin; Contribution: Stefan
Location: Tschechien/Olmütz (Olomoucký kraj)/Freiwaldau (Jesenik), Bezirk/Jauernig (Javornik)/Waldek (Zalesi)
Mineral: Schmiederite
Image: 1388502033
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Schmiederite

outcrops. FOV 3,5 mm; Tschechien/Olmütz, Region (Olomoucky Kraj)/Freiwaldau (Jesenik), Bezirk/Jauernig (Javornik)/Waldek (Zalesi)

Copyright: Pavel Škácha, Czechmin
Contribution: Stefan 2013-12-31
Locality: Waldek (Zalesi) / Jauernig (Javornik) / Freiwaldau (Jesenik), Bezirk / Olmütz (Olomoucký kraj) / Tschechien
Schmiederit
Views (File:
1271356187
): 890
Schmiederit
Bildbreite: 10 mm, Fundort: Baccu Locci Mine, Villaputzu, Provinz Cagliari, Sardinien, Italien.
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Italien/Sardinien (Sardegna), Region/Sud Sardegna, Provinz/Villaputzu/Miniera Baccu Locci
Mineral: Schmiederite
Image: 1271356187
Rating: 6 (votes: 2)
License: Usage for Mineralienatlas project only
Schmiederit

Bildbreite: 10 mm, Fundort: Baccu Locci Mine, Villaputzu, Provinz Cagliari, Sardinien, Italien.

Copyright: Luigi Chiappino
Contribution: thdun5 2010-04-15
Locality: Miniera Baccu Locci / Villaputzu / Sud Sardegna, Provinz / Sardinien (Sardegna), Region / Italien
Schmiederit
Views (File:
1271356135
): 864
Schmiederit
Bildbreite: 2 mm, Fundort: Baccu Locci Mine, Villaputzu, Provinz Cagliari, Sardinien, Italien.
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Italien/Sardinien (Sardegna), Region/Sud Sardegna, Provinz/Villaputzu/Miniera Baccu Locci
Mineral: Schmiederite
Image: 1271356135
Rating: 4.5 (votes: 2)
License: Usage for Mineralienatlas project only
Schmiederit

Bildbreite: 2 mm, Fundort: Baccu Locci Mine, Villaputzu, Provinz Cagliari, Sardinien, Italien.

Copyright: Luigi Chiappino
Contribution: thdun5 2010-04-15
Locality: Miniera Baccu Locci / Villaputzu / Sud Sardegna, Provinz / Sardinien (Sardegna), Region / Italien

You find additional specimen at the Geolitho Museum

Collectors Summary

Color blau
Streak color hellblau
Solubility +++ verdünnte HCl
Crystal System monoklin, P21/m

Chemism

Chemical formula

Pb2Cu22+(Se4+O3)(Se6+O4)(OH)4

Chemical composition

Blei, Kupfer, Selen, Sauerstoff, Wasserstoff

Unit weight: 879.464118 u; Number of atoms in the formula: 21

Info

Empirical formula:

Pb2Cu2(SeO3)(SeO4)(OH)4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.46

4

19.05

1.0079470

4.0317880

Oxygen

O

20.01

11

52.38

15.9994300

175.9937300

Copper

Cu

14.45

2

9.52

63.5463000

127.0926000

Selenium

Se

17.96

2

9.52

78.9630000

157.9260000

Lead

Pb

47.12

2

9.52

207.2100000

414.4200000

Analysis wt%

CuO : 18.09, PbO : 50.76, SeO2 : 12.62, SeO3 : 14.44, H2O : 4.10 (Ref: berechnet)

Strunz 9th edition incl. updates

7.BC.65

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
B: Sulfate (Selenate, etc.) mit weitere Anionen, ohne H2O
C: Mit mittelgroßen und großen [Kationen]
65:Linarit-Gruppe

Lapis Classification

VI/B.10-020

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
B: Wasserfreie Sulfate, mit fremden Anionen
10: Mittelgroße Kationen vorwiegend

Classification by Hölzel

7.BA.330

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
B: Sulfates (+Anions -Water)
A: Sulfates, C medium, medium + large
3: With Cu + Pb

Dana 8th edition

33.01.01.01

33: Selenates and Tellurates
01: Selenates and Tellurates as A+ (B++)m XO4 Zq
01: Schmiederite Series

IMA status

Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt

Mineral status

anerkanntes Mineral

Optical Properties

Color

blau

Streak color

hellblau

max. Birefringence

0.150~

Birefringence chart\! Schmiederite title=Birefringence chart Schmiederite

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.875

RI value β

1.925

RI value γ / ε

2.025

Ri mean

1.942

2V angle

Biaxial (+) 65°

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

11

Space Group

P21/m

Cell parameters a (Å)

9.922

Cell parameters b (Å)

5.712

Cell parameters c (Å)

9.369

Cell parameters a/b or c/a

1.737

Cell parameters c/b

1.640

Cell parameters α

90°

Cell parameters β

101.97

Cell parameters γ

90°

Z

2

Volume (ų)

519.438

X-Ray Powder Diffraction

4.85(50),
4.52(50),
3.57(60),
3.23(100),
3.19(90),
3.13(90),
2.86(30),
2.74(40)

XRD chart Schmiederite

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

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

5.6

5.623 ( ρ calc. Mineralienatlas )

Instability

+++ verdünnte HCl

Preface

Associations

.Chalkomenit,Cyanotrichit,

Author (Name, Year)

Olsacher, 1962

References

Mineralogy and Petrology 36 (1987), 3

Other languages

German

Schmiederit

Spanish

Schmiederita

English

Schmiederite

French

Schmiederite

Russian

Шмайдерит

CNMNC symbol

Symbol

Scm

Locations with GPS information

IDs

GUSID (Global unique identifier short form) g6nOJfzK1kqaqhflBOrtBA
GUID (Global unique identifier) 25CEA983-CAFC-4AD6-9AAA-17E504EAED04
Database ID 3430