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Ferrinatrite (Ferrinatrit)

Pictures (3 Images total)

Ferrinatrit
Views (File:
1285261056
): 1154
Ferrinatrit
Bildbreite: 10 mm, Fundort: Le Cetine, Toskana, Italien
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Italien/Toskana (Toscana)/Siena, Provinz/Chiusdino/Le Cetine di Cotorniano Mine
Mineral: Ferrinatrite
Image: 1285261056
Rating: 5 (votes: 1)
License: Usage for Mineralienatlas project only
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 (File:
1295475258
): 997
Ferrinatrit
Größe: 3,6 mm; Fundort: Le Cetine di Cotorniano Mine, Chiusdino, Provinz Siena, Toskana, Italien
Copyright: Enrico Bonacina; Contribution: Hg
Location: Italien/Toskana (Toscana)/Siena, Provinz/Chiusdino/Le Cetine di Cotorniano Mine
Mineral: Ferrinatrite
Image: 1295475258
License: Usage for Mineralienatlas project only
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
Ferrinatrit
Views (File:
1670680623
): 8
Ferrinatrit
Ferrinatrit weiss mit Sideronatrit gelb BB 5 mm Italien/Toskana (Toscana)/Siena, Provinz/Chiusdino/Le Cetine di Cotorniano Mine
Copyright: J.Mandler; Contribution: anatase2
Collection: anatase2
Location: Italien/Toskana (Toscana)/Siena, Provinz/Chiusdino/Le Cetine di Cotorniano Mine
Mineral: Ferrinatrite
Image: 1670680623
License: Usage for Mineralienatlas project only
Ferrinatrit

Ferrinatrit weiss mit Sideronatrit gelb BB 5 mm Italien/Toskana (Toscana)/Siena, Provinz/Chiusdino/Le Cetine di Cotorniano Mine
Collection: anatase2
Copyright: J.Mandler
Contribution: anatase2 2022-12-10
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)/Antofagasta, Provinz/Sierra Gorda/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.

Other languages

German

Ferrinatrit

Spanish

Ferrinatrita

English

Ferrinatrite

French

Ferrinatrite

Russian

Ферринатрит

Alternative Name

German

Ferronatrit

Spanish

Ferronatrita

Ferronatrite

Gordaite (of Frenzel)

Leucoglaucite

CNMNC symbol

Symbol

Fnat

Locations with GPS information