Ferrinatrite (original) (raw)

A valid IMA mineral species - grandfathered

About FerrinatriteHide

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Formula:

Na3Fe(SO4)3 · 3H2O

Colour:

Colourless, grayish white, pale green, bluish green, amethystine; colourless in transmitted light.

Specific Gravity:

2.55 - 2.61

Name:

From the chemistry of the mineral. FERRIc iron and sodium (NATRium).

This page provides mineralogical data about Ferrinatrite.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:1497:3

a72d2d04-a6af-407a-a98f-e1216631366e

IMA Classification of FerrinatriteHide

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Approved, 'Grandfathered' (first described prior to 1959)

IMA Formula:

Na3Fe3+(SO4)3 · 3H2O

Type description reference:

Classification of FerrinatriteHide

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7.CC.35

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
C : With medium-sized and large cations

29.4.4.1

29 : HYDRATED ACID AND NORMAL SULFATES
4 : AmBn(XO4)p·xH2O, with (m+n):p < 3:2 and > 1:1

25.11.4

25 : Sulphates
11 : Sulphates of Fe and other metals

Mineral SymbolsHide

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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Physical Properties of FerrinatriteHide

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Colour:

Colourless, grayish white, pale green, bluish green, amethystine; colourless in transmitted light.

Cleavage:

Perfect
Perfect on {1010}
Less perfect {1120}

Density:

2.55 - 2.61 g/cm3 (Measured) 2.55 g/cm3 (Calculated)

Optical Data of FerrinatriteHide

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RI values:

_n_ω = 1.556 - 1.558 _n_ε = 1.610 - 1.613

δ = 0.054

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Comments:

Colorless in thin section.

Chemistry of FerrinatriteHide

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Mindat Formula:

Na3Fe(SO4)3 · 3H2O

Crystallography of FerrinatriteHide

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Class (H-M):

3 - Rhombohedral

Cell Parameters:

a = 15.553(2) Å, c = 8.6616(17) Å

Unit Cell V:

1,814.50 ų (Calculated from Unit Cell)

Morphology:

Crystals short prismatic [0001]. Isolated individuals or stellate groups; fibrous aggregates or cleavable masses; cryptocrystalline.

Crystal StructureHide

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ID	Species	Reference	Link	Year	Locality	Pressure (GPa)	Temp (K)
0014468	Ferrinatrite	Scordari F (1977) The crystal structure of ferrinatrite, Na3(H2O)3[Fe(SO4)3] and its relationship to Maus's salt, (H3O)2K2{K0.5(H2O)0.5}6[Fe3O(H2O)3(SO4)6](OH)2 Mineralogical Magazine 41 375-383		1977	Sierra Gorda, Chile	0	293

CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

Geological EnvironmentHide

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Geological Setting:

Oxidation zone of iron sulfides in an arid region. Rarely in fumaroles.

Type Occurrence of FerrinatriteHide

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General Appearance of Type Material:

Stellate groups of crystals forming nearly spherical nodules. Generally similar to pale wavellite in appearance.

Place of Conservation of Type Material:

Associated Minerals at Type Locality:

Reference:

Mackintosh, J.B. (1889) Notes on some native iron sulphates from Chili. American Journal of Science: 38: 242-245 (244).

Synonyms of FerrinatriteHide

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Other Language Names for FerrinatriteHide

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Common AssociatesHide

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Associated Minerals Based on Photo Data:

Related Minerals - Strunz-mindat GroupingHide

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Other InformationHide

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Notes:

Alters to sideronatrite in moist air. Soluble in water.

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for FerrinatriteHide

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References for FerrinatriteHide

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Reference List:

**Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.**pp.456-457

Rouchon, Véronique, Badet, Hugues, Belhadj, Oulfa, Bonnerot, Olivier, Lavédrine, Bertrand, Michard, Jean-Guy, Miska, Serge (2012) Raman and FTIR spectroscopy applied to the conservation report of paleontological collections: identification of Raman and FTIR signatures of several iron sulfate species such as ferrinatrite and sideronatrite. Journal of Raman Spectroscopy, 43 (9). 1265-1274 doi:10.1002/jrs.4041

Ventruti, Gennaro, Ventura, Giancarlo Della, Lacalamita, Maria, Sbroscia, Marco, Sodo, Armida, Plaisier, Jasper R., Cinque, Gianfelice, Schingaro, Emanuela (2019) Crystal-chemistry and vibrational spectroscopy of ferrinatrite, Na3[Fe(SO4)3]·3H2O, and its high-temperature decomposition. Physics and Chemistry of Minerals, 46 (2) 119-131 doi:10.1007/s00269-018-0991-9

Localities for FerrinatriteHide

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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

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- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.