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Ferrinatrite

Pictures (2 Images total)

Ferrinatrit
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Ferrinatrit

Bildbreite: 10 mm, Fundort: Le Cetine, Toskana, Italien
Copyright: Luigi Chiappino
Contribution: thdun5 2010-09-23
Locality: Le Cetine di Cotorniano Mine / Chiusdino / Siena, Provinz / Toskana (Toscana) / Italien
Ferrinatrit
Views (Image: 1295475258): 867
Ferrinatrit

Größe: 3,6 mm; Fundort: Le Cetine di Cotorniano Mine, Chiusdino, Provinz Siena, Toskana, Italien
Copyright: Enrico Bonacina
Contribution: Hg 2011-01-19
Locality: Le Cetine di Cotorniano Mine / Chiusdino / Siena, Provinz / Toskana (Toscana) / Italien

Collectors Summary

Color grauweiß
Streak color weiß
Hardness (Mohs) 2.5
Solubility +++ H2O, Säuren, Aufbewahren in einem versiegelten Behälter
Crystal System trigonal, P3

Chemism

Chem­ical formula

Na3Fe(SO4)3·3H2O

Chem­ical com­po­si­tion

Eisen, Natrium, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 467.0501426 u; Number of atoms in the formula: 28

Info

Empirical formula:

Na3Fe(SO4)3·3H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

1.29

6

21.43

1.0079470

6.0476820
Oxygen

O

51.38

15

53.57

15.9994300

239.9914500
Sodium

Na

14.77

3

10.71

22.9897702

68.9693106
Sulfur

S

20.60

3

10.71

32.0655000

96.1965000
Iron

Fe

11.96

1

3.57

55.8452000

55.8452000

Anal­y­sis wt%

Fe2O3 : 18.02, Na2O : 19.10, SO3 : 50.50, H2O : 12.45 (Ref: Bulletin de Mineralogie 64)

Strunz 9th edi­tion incl. updates

7.CC.35

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

Lapis Clas­sifica­tion

VI/C.16-020

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
C: Wasserhaltige Sulfate, ohne fremde Anionen
16: Mittelgroße und sehr große Kationen

Clas­sifica­tion by Hölzel

7.CD.720

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
C: Sulfates (-Anions +Water)
D: Sulfates, C medium + large
7: Kröhnkite-Group

Dana 8th edi­tion

29.04.04.01

29: Hydrated Acid and Sulfates
04: Hydrated Acid and Sulfates where (A+)2 Bn (XO4)p · x(H2O)

IMA sta­tus

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

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

grauweiß

Streak color

weiß

max. Birefrin­gence

0.054
Birefringence chart\! Ferrinatrite title=Birefringence chart Ferrinatrite

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

1.556

RI value γ / ε

1.610

Ri mean

1.574

2V angle

Uniaxial (+)

Crystallography

Crystal Sys­tem

trigonal

Class (H-M)

3

Space Group number

147

Space Group

P3

Cell param­e­ters a (Å)

15.554

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

8.662

Cell param­e­ters a/b or c/a

0.557

Cell param­e­ters c/b

-

Z

6

Volumne (ų)

1814.818

Kristall struc­ture

Zhuming Yang, Gerald Giester: Structure refinement and hydrogen bonding of ferrinatrite, Na3Fe(SO4)3⋅3H2O. Mineralogy and Petrology Vol. 113, Nr. 4 (2019) S. 555-562.

X-Ray Pow­der Diffrac­tion

7.78(100),
4.39(50),
3.887(20),
3.430(70),
3.297(50),
2.938(60),
2.909(90),
2.827(60)
XRD chart Ferrinatrite

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)

53 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.562 (gemessen)

2.564 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ H2O, Säuren, Aufbewahren in einem versiegelten Behälter

Chem­ical Prop­er­ties and Tests

IR-, Raman-Spektren siehe Gennaro Ventruti, Giancarlo Della Ventura, Maria Lacalamita, Marco Sbroscia, Armida Sodo, Jasper R. Plaisier, Gianfelice Cinque, Emanuela Schingaro: Crystal-chemistry and vibrational spectroscopy of ferrinatrite, Na3[Fe(SO4)3]•3H2O, and its high-temperature decomposition. Physics and Chemistry of Minerals Volume 46, Issue 2 (2019) S. 119–131.

(Co-)Type locality

(Co-)Type locality

Chile/Antofagasta, Region (II. Region)/Tocopilla, Provinz/Sierra Gorda District/Caracoles/La Compania Mine

Preface

Author (Name, Year)

Mackintosh, 1889

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 223

Gennaro Ventruti, Giancarlo Della Ventura, Maria Lacalamita, Marco Sbroscia, Armida Sodo, Jasper R. Plaisier, Gianfelice Cinque, Emanuela Schingaro: Crystal-chemistry and vibrational spectroscopy of ferrinatrite, Na3[Fe(SO4)3]•3H2O, and its high-temperature decomposition. Physics and Chemistry of Minerals Volume 46, Issue 2 (2019) S. 119–131.

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

Ferrinatrite

Na3Fe(SO4)3·3H2O

trigonal : 3 : P3

7.CC.35

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

Kröhnkite

Na2Cu(SO4)2· 2H2O

monoklin : 2/m : P21/c

VI/C.16-010

Ferrinatrite

Na3Fe(SO4)3·3H2O

trigonal : 3 : P3

VI/C.16-020

Goldichite

KFe3+(SO4)2·4H2O

monoklin : 2/m : P21/c

VI/C.16-030

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

Kröhnkite

Na2Cu(SO4)2· 2H2O

monoklin : 2/m : P21/c

7.CD.700

Ferrinatrite

Na3Fe(SO4)3·3H2O

trigonal : 3 : P3

7.CD.720

Changoite

Na2Zn[SO4]2·4H2O

monoklin : 2/m : P21/a

7.CD.730

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Hydroglauberite

Na4Ca(SO4)3·2H2O

 29.04.01.01

Eugsterite

Na4Ca(SO4)3·2H2O

 29.04.02.01

Löweite

Na12Mg7(SO4)13·15H2O

trigonal : 3 : R3

 29.04.03.01

Ferrinatrite

Na3Fe(SO4)3·3H2O

trigonal : 3 : P3

 29.04.04.01

Polyhalite

K2Ca2Mg(SO4)4·2H2O

triklin : 1 : F1

 29.04.05.01

Leightonite

K2Ca2Cu(SO4)4·2H2O

monoklin : 2/m : C2/c

 29.04.05.02

Metavoltine

K2Na6Fe2+Fe63+(SO4)12O2·18 H2O

trigonal : 3 : P3

 29.04.06.01

Görgeyite

K2Ca5(SO4)6·H2O

monoklin : 2/m : C2/c

 29.04.07.01

Other languages

German

Ferrinatrit

Spanish

Ferrinatrita

English

Ferrinatrite

French

Ferrinatrite

Russian

Ферринатрит

Alternative Name

German

Ferronatrit

Spanish

Ferronatrita

Ferronatrite

Gordaite (of Frenzel)

Leucoglaucite

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

German pages

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English pages

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