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Volaschioite (Volaschioit)

Additional Functions

Collectors Summary

Crystal System monoklin, C2/m

Chemism

Chem­ical formula

Fe4(SO4)O2(OH)6·2H2O

Chem­ical com­po­si­tion

Eisen, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 489.51779 u; Number of atoms in the formula: 29

Info

Empirical formula:

Fe4(SO4)O2(OH)6·2H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.06

10

34.48

1.0079470

10.0794700

Oxygen

O

45.76

14

48.28

15.9994300

223.9920200

Sulfur

S

6.55

1

3.45

32.0655000

32.0655000

Iron

Fe

45.63

4

13.79

55.8452000

223.3808000

Anal­y­sis wt%

SO3 : 16.36, Fe2O3 : 65.24, H2O : 18.40 (Ref: berechnet)

Strunz 9th edi­tion incl. updates

7.DE.62

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
D: Sulfate (Selenate, etc.) mit weitere Anionen, mit H2O
E: mit mittelgroßen Kationen; unklassifiziert
62:

Lapis Clas­sifica­tion

VI/D.01-032

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
D: Wasserhaltige Sulfate, mit fremden Anionen
1: Mittelgroße Kationen

Clas­sifica­tion by Hölzel

7.DB.700

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
D: Sulfates (+Anions +Water)
B: Langite-Group

IMA sta­tus

anerkannt - CNMNC Newsletter, June 2010

Min­eral sta­tus

anerkanntes Mineral

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell param­e­ters a (Å)

16.085

Cell param­e­ters b (Å)

3.054

Cell param­e­ters c (Å)

10.929

Cell param­e­ters a/b or c/a

5.267

Cell param­e­ters c/b

3.579

Cell param­e­ters α

90°

Cell param­e­ters β

93.78

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

535.704

Kristall struc­ture

Neuer Strukturtyp, Synthethische Phase bekannt, Struktur bestimmt

X-Ray Pow­der Diffrac­tion

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

3.035 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Italien/Toskana (Toscana)/Lucca, Provinz/Apuanische Alpen/Vergemoli/Fornovolasco/Cava del Ferro (Trimpello)

Type mate­r­ial

Museo di Storia Naturale e del Territorio, University of Pisa, Via Roma 79, Calci (PI), Italy

Col­lec­tion number of type mate­r­ial

Katalognummer 19300

Preface

Author (Name, Year)

Biagioni, C., Bonaccorsi, E. und Orlandi, P. (2010)

References

C. Biagioni (2010): Volaschioite (IMA 2010-005) and associated iron sulphates from the Fornovolasco mine (Apuan Alps, Tuscany, Italy). 89° Congresso SIMP.

CNMNC Newsletter, June 2010, page 577; Mineralogical Magazine, 74, 577-579.

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Volaschioite

Fe4(SO4)O2(OH)6·2H2O

monoklin : 2/m : C2/m

7.DE.62

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Butlerite

Fe3+(SO4)(OH)·2H2O

monoklin : 2/m : P21/m

VI/D.01-020

Parabutlerite

Fe3+(SO4)(OH)·2H2O

orthorhombisch : mmm : Pmnb

VI/D.01-030

Volaschioite

Fe4(SO4)O2(OH)6·2H2O

monoklin : 2/m : C2/m

VI/D.01-032

Metahohmannite

Fe23+(SO4)2(OH)2·3H2O

triklin : 1 : P1

VI/D.01-035

Amarantite

Fe3+2O(SO4)2(H2O)4·3H2O

triklin : 1 : P1

VI/D.01-040

Hohmannite

Fe23+(SO4)2(OH)2·7H2O

triklin : 1 : P1

VI/D.01-050

Fibroferrite

Fe3+(SO4)(OH)·5H2O

trigonal : 3 : R3

VI/D.01-060

Xitieshanite

Fe3+(SO4)Cl·6H2O

monoklin : 2/m : P21/a

VI/D.01-070

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Volaschioite

Fe4(SO4)O2(OH)6·2H2O

monoklin : 2/m : C2/m

7.DB.700

Other languages

German

Volaschioit

English

Volaschioite

IMA Number

IMA 2010-005

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

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English pages

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