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Metasideronatrite

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Formula:
Na2Fe(SO4)2(OH) · H2O
Colour:
Golden yellow, straw yellow; yellow in transmitted light.
Lustre:
Silky
Hardness:
1½ - 2½
Specific Gravity:
2.68
Crystal System:
Orthorhombic
Name:
From the Greek for meta, signifying a lower hydrate and the mineral sideronatrite.
A rare sodium-iron-sulphate occurring in arid regions.

Reversibly rehydrates to sideronatrite depending on relative humidity and exposure to sunlight.



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Classification of MetasideronatriteHide

Approved, 'Grandfathered' (first described prior to 1959)
7.DF.20

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
F : With large and medium-sized cations
31.8.4.1

31 : HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
8 : (AB)3(XO4)2Zq·xH2O
25.11.3

25 : Sulphates
11 : Sulphates of Fe and other metals

Physical Properties of MetasideronatriteHide

Silky
Transparency:
Transparent
Colour:
Golden yellow, straw yellow; yellow in transmitted light.
Hardness:
1½ - 2½ on Mohs scale
Cleavage:
Perfect
Perfect on {100} {010}
Nearly perfect on {001}
Fracture:
Fibrous
Density:
2.68 g/cm3 (Measured)    2.68 g/cm3 (Calculated)

Optical Data of MetasideronatriteHide

Type:
Biaxial (+)
RI values:
nα = 1.543 nβ = 1.575 nγ = 1.634
2V:
Measured: 60° , Calculated: 76°
Max Birefringence:
δ = 0.091
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
strong r > v
Pleochroism:
Strong
Comments:
X = a = Colourless
Y = b = Pale yellow
Z = c = Brownish yellow

Chemical Properties of MetasideronatriteHide

Formula:
Na2Fe(SO4)2(OH) · H2O
IMA Formula:
Na2Fe3+(SO4)2(OH) · H2O

Crystallography of MetasideronatriteHide

Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Cell Parameters:
a = 7.3959(8) Å, b = 16.0979(15) Å, c = 7.1607(8) Å
Ratio:
a:b:c = 0.459 : 1 : 0.445
Unit Cell V:
852.54 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Rare crystals are prismatic [001]. Commonly in coarse to fine crystalline aggregates.
Comment:
Space group Pbnm (non-standard setting of Pnma).

Type Occurrence of MetasideronatriteHide

Other Language Names for MetasideronatriteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Tamarugite2 photos of Metasideronatrite associated with Tamarugite on mindat.org.
Metavoltine1 photo of Metasideronatrite associated with Metavoltine on mindat.org.
Halotrichite1 photo of Metasideronatrite associated with Halotrichite on mindat.org.
Sideronatrite1 photo of Metasideronatrite associated with Sideronatrite on mindat.org.
Sulphur1 photo of Metasideronatrite associated with Sulphur on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

7.DF.05UklonskoviteNaMg(SO4)F · 2H2OMon.
7.DF.10KainiteKMg(SO4)Cl · 3H2OMon. 2/m : B2/m
7.DF.15NatrochalciteNaCu2(SO4)2(OH) · 2H2OMon. 2/m : B2/m
7.DF.20SideronatriteNa2Fe(SO4)2(OH) · 3H2OOrth. 2 2 2 : P21 21 21
7.DF.25DespujolsiteCa3Mn4+(SO4)2(OH)6 · 3H2OHex. 6 m2 : P62c
7.DF.25FleischeritePb3Ge(SO4)2(OH)6 · 3H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
7.DF.25SchaurteiteCa3Ge(SO4)2(OH)6 · 4H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
7.DF.25MallestigitePb3Sb5+(SO4)(AsO4)(OH)6 · 3H2OHex. 6 : P63
7.DF.30Slavíkite(H3O+)3Mg6Fe15(SO4)21(OH)18 · 98H2OTrig. 3 : R3
7.DF.35MetavoltineNa6K2FeFe6(SO4)12O2 · 18H2OTrig.
7.DF.40LannoniteMg2Ca4Al4(SO4)8F8 · 24H2O Tet. 4/m : I4/m
7.DF.40VlodavetsiteAlCa2(SO4)2F2Cl · 4H2OTet. 4/m : I4/m
7.DF.45PeretaiteCa(SbO)4(SO4)2(OH)2 · 2H2OMon. 2/m : B2/b
7.DF.50GordaiteNaZn4(SO4)(OH)6Cl · 6H2OTrig. 3 : P3
7.DF.55Clairite(NH4)2Fe3(SO4)4(OH)3 · 3H2OTric.
7.DF.60ArzruniteCu4Pb2(SO4)(OH)4Cl6 · 2H2O (?)Orth.
7.DF.65ElyitePb4Cu(SO4)O2(OH)4 · H2OMon. 2/m
7.DF.70YecoraiteFe3+3Bi5(Te6+O4)2(Te4+O3)O9 · 9H2O
7.DF.75RiomarinaiteBi(SO4)(OH) · H2OMon. 2/m
7.DF.80DukeiteBi3+24Cr6+8O57(OH)6 · 3H2OTrig. 3m : P3 1c
7.DF.85XocolatliteCa2Mn4+2(Te6+O6)2 · H2OMon. 2/m : P2/m

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

25.11.1NatrojarositeNaFe3(SO4)2(OH)6Trig. 3m : R3m
25.11.2SideronatriteNa2Fe(SO4)2(OH) · 3H2OOrth. 2 2 2 : P21 21 21
25.11.4FerrinatriteNa3Fe(SO4)3 · 3H2OTrig. 3 : P3
25.11.5AmarilliteNaFe(SO4)2 · 6H2OMon. 2/m : B2/b
25.11.6YavapaiiteKFe(SO4)2Mon. 2/m : B2/m
25.11.7KrausiteKFe(SO4)2 · H2OMon. 2/m : P21/m
25.11.8GoldichiteKFe(SO4)2 · 4H2OMon. 2/m : P21/b
25.11.9JarositeKFe3+ 3(SO4)2(OH)6Trig. 3m (3 2/m) : R3m
25.11.10VoltaiteK2Fe2+5Fe3+3Al(SO4)12 · 18H2OIso. m3m (4/m 3 2/m) : Fd3c
25.11.11UngemachiteK3Na8Fe(SO4)6(NO3)2 · 6H2OTrig. 3 : R3
25.11.12MetavoltineNa6K2FeFe6(SO4)12O2 · 18H2OTrig.
25.11.13Sabieite(NH4)Fe3+(SO4)2Trig. 3 2 : P3 2 1
25.11.14Ammoniojarosite(NH4)Fe3+3(SO4)2(OH)6Trig. 3m : R3m
25.11.15Clairite(NH4)2Fe3(SO4)4(OH)3 · 3H2OTric.
25.11.16Mohrite(NH4)2Fe(SO4)2 · 6H2OMon. 2/m : P21/b
25.11.17Lonecreekite(NH4)Fe3+(SO4)2 · 12H2OIso.
25.11.18Godovikovite(NH4)Al(SO4)2Trig. 3 2 : P3 2 1
25.11.19BotryogenMgFe3+(SO4)2(OH) · 7H2OMon. 2/m
25.11.21Slavíkite(H3O+)3Mg6Fe15(SO4)21(OH)18 · 98H2OTrig. 3 : R3
25.11.23SturmaniteCa6(Fe3+,Al,Mn3+)2(SO4)2[B(OH)4](OH)12 · 25H2OTrig. 3m : P3 1c
25.11.24Millosevichite(Al,Fe)2(SO4)3Tric.
25.11.25AluminocopiapiteAl2/3Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
25.11.26HalotrichiteFeAl2(SO4)4 · 22H2OMon. 2 : P2
25.11.27Idrizite(Mg,Fe)(Al,Fe)2(SO4)3(OH)2 · 15H2O or near
25.11.28LishizheniteZnFe2(SO4)4 · 14H2OTric. 1 : P1
25.11.29ZincovoltaiteK2Zn5Fe3+3Al(SO4)12 · 18H2OIso. m3m (4/m 3 2/m) : Fd3c

Other InformationHide

Notes:
Decomposes in boiling water and is insoluble in cold water. Soluble in dilute acids. Reversibly alters to sideronatrite depending upon humidity and light exposure.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for MetasideronatriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Bandy (1938) American Mineralogist: 23: 733.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 603-604.
Scordari, F., Stasi, F., and Milella, G. (1982) Concerning metasideronatrite. Neues Jahrbuch für Mineralogie, Monatshefte (1982): 8: 341-347.
Kolitsch, U. (2008): Unpubl. crystal-structure determination [Pnma cell: 16.005, 7.124, 7.351 A; model in good agreement with Scordari et al. (2010)].
Scordari, F., Ventruti, G., Stasi, F. (2010): Metasideronatrite: crystal structure and its relationship with sideronatrite. American Mineralogist, 95, 329-334.

Internet Links for MetasideronatriteHide

Localities for MetasideronatriteHide

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

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Chile (TL)
 
  • Antofagasta Region
    • Antofagasta Province
NJMM (1982), 255
tested by Ron Peterson Queens University, Kingston Ontario
    • El Loa Province
      • Calama
        • Chuquicamata District
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II.: 457, 604; Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols.
  • Tarapacá Region
    • El Tamarugal Province
      • Pampa del Tamarugal
Peter G. Seroka collection
China
 
  • Xinjiang Autonomous Region
    • Hami Prefecture (Kumul Prefecture; Qumul Prefecture)
      • Hami Co. (Kumul Co.; Qumul Co.)
Yingxia Xu, Kezhang Qin, Kunshou Ding, Jinxiang Li, Yu Miao, Tonghui Fang, Xingwang Xu, Daming Li, and Xiuquan Luo (2008): Acta Petrologica Sinica 24(10), 2371-2383
Czech Republic
 
  • Moravia (Mähren; Maehren)
    • Moravia-Silesia Region
      • Karviná
Matýsek D., Jirásek J., Osovský M., Skupien P.. Minerals formed by the weathering of sulfides in mines of the Czech part of the Upper Silesian Basin. Mineralogical Magazine, 2014, 78, 5, 1265-1286.
        • Orlová
Matýsek D., Jirásek J., Osovský M., Skupien P.. Minerals formed by the weathering of sulfides in mines of the Czech part of the Upper Silesian Basin. Mineralogical Magazine, 2014, 78, 5, 1265-1286.
Matýsek D., Jirásek J., Osovský M., Skupien P.. Minerals formed by the weathering of sulfides in mines of the Czech part of the Upper Silesian Basin. Mineralogical Magazine, 2014, 78, 5, 1265-1286.
          • Lazy Mine
Matýsek D., Jirásek J., Osovský M., Skupien P.. Minerals formed by the weathering of sulfides in mines of the Czech part of the Upper Silesian Basin. Mineralogical Magazine, 2014, 78, 5, 1265-1286.
Germany
 
  • Saxony
    • Dresden
Thalheim, K.; Reichel, W. & Witzke, T. (1991): Die Minerale des Döhlener Beckens.- Schriften des Staatlichen Museums für Mineralogie und Geologie zu Dresden, Nr. 3
Greece
 
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
      • Lavrion District Mines
        • Sounion area
          • Sounion Mines
Kolitsch, U., Rieck, B., Brandstätter, F., Schreiber, F., Fabritz, K. H., Blaß, G. & Gröbner, J. (2014): Neufunde aus dem altem Bergbau und den Schlacken von Lavrion (I). Mineralien-Welt 25 (1), 60-75 (in German).
Ireland
 
  • Co. Kerry
Moreton et al. (1995) Irish J. Earth Sciences, 14, 1-5..
Italy
 
  • Tuscany
    • Siena Province
      • Chiusdino
Menchetti, S., Batoni, M., Batacchi, C., Borselli, G., Brogi, A., Ceccantini, L., Fassina, B., Marchesini, M., Rossellini, A. & Ruggieri, G. (2015): Le Cetine di Cotorniano. Miniera e minerali. Associazione Micro-Mineralogica Italiana, Cremona, 354 p.
Namibia
 
  • Erongo Region
    • Swakopmund District
      • Arandis
        • Rössing Mountains Area
NHM Vienna collection (Uwe Kolitsch SXRD analysis; to be published)
Spain
 
  • Andalusia
    • Almería
      • Níjar
A. Arribas, F. Hernández, M. A. Fernández Périz, J. Gröbner, G. Leal (2005): Rodalquilar - El oro del capo del ágata. BOCAMINA 15, 12-88.
G. Leal, Antonio Arribas, Miguel A. Fernandez, Joachim Grobner, Francisco Hernandez (2005): Rodalquilar : El oro del Cabo del Agata. Bocamina, 15, 14-79.
Switzerland
 
  • Vaud (Waadt)
    • Bex
Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 272.
UK
 
  • England
    • Hampshire
      • Milton
MinMag 63:757
USA
 
  • Arizona
    • Coconino Co.
      • Cameron District
Bollin, E. M., & Kerr, P. F. (1958). Uranium mineralization near Cameron, Arizona. In Guidebook of the Black Mesa Basin, northern Arizona: New Mexico Geological Society, 9th Field Conference Society Guidebook (Vol. 9, pp. 161-168).
          • Huskon Mines
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 295.
  • Colorado
    • Montrose Co.
      • Bull Canyon District
        • Radium Hill Group
Minerals of Colorado (1997) E.B. Eckels
  • Nevada
    • Eureka Co.
      • Beowawe District
NBMG Spec. Pub. 31 Minerals of Nevada
      • Crescent Valley
Minerals of Nevada, by Castor and Ferdock, 2004; p. 117
Mineral and/or Locality  
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