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Alunite-Jarosite Series

A solid-solution series between two end-member minerals

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Photos of Alunite-Jarosite Series (1106)Recorded Ages and Analyses Discuss Alunite-Jarosite Series

Alunite-Jarosite Series Gallery Search Photos of Alunite-Jarosite Series

Edit Alunite-Jarosite Series Add Synonym Edit CIF structures Clear Cache

Jarosite

Chaos mines, Elafos, Lavreotiki, East Attica, Attica, Greece

Alunite

Chinkuashih mine, Ruifang District, New Taipei City, Taiwan

Alunite

Telkibánya, Gönc District, Borsod-Abaúj-Zemplén County, Hungary

Jarosite

Chaos mines, Elafos, Lavreotiki, East Attica, Attica, Greece

Alunite

Chinkuashih mine, Ruifang District, New Taipei City, Taiwan

Alunite

Telkibánya, Gönc District, Borsod-Abaúj-Zemplén County, Hungary

Jarosite

Chaos mines, Elafos, Lavreotiki, East Attica, Attica, Greece

Alunite

Chinkuashih mine, Ruifang District, New Taipei City, Taiwan

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About Alunite-Jarosite SeriesHide

Series Formula:

KAl₃(SO₄)₂(OH)₆ to KFe₃³⁺(SO₄)₂(OH)₆

A series between Alunite and Jarosite

Unique IdentifiersHide

Mindat ID:

52232

Long-form identifier:

mindat:1:1:52232:2

Age distributionHide

Recorded ages:

Cenozoic : 18.9 ± 5.6 Ma to 1.34 ± 0.2 Ma - based on 35 recorded ages.

Chemical AnalysisHide

Oxide wt%:

	1
H₂O-	3.64 %
H₂O+	5.49 %
Fe₂O₃	11.50 %
CaO	0.42 %
Na₂O	0.50 %
K₂O	0.58 %
SO₃	10.15 %
Residue	67.63 %
Total:	99.91 %

Sample references:

ID	Locality	Reference	Notes
1	Eisden colliery, Eisden, Maasmechelen, Limburg, Flanders, Belgium	Van Tassel, R. (1956) Notes minéralogiques. VI. Occurrences de minéraux jarositiques en Belgique. Bulletin de l'Institut royal des Sciences naturelles de Belgique: 32(24): 1-18.	Analysis by Van Tassel & Van Stiphoudt

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Year	Locality	Temp (K)
0000016	Alunite	Hendricks S B (1937) The crystal structures of alunite and the jarosites American Mineralogist 22 773-784	1937		293
0000037	Alunite	Pabst A (1947) Some computations on svanbergite, woodhouseite and alunite American Mineralogist 32 16-30	1947		293
0009047	Alunite	Majzlan J, Speziale S, Duffy T S, Burns P C (2006) Single-crystal elastic properties of alunite, KAl3(SO4)2(OH)6 Physics and Chemistry of Minerals 33 567-573	2006		293
0018984	Alunite	Zema M, Callegari A M, Tarantino S C, Gasparini E, Ghigna P (2012) Thermal expansion of alunite up to dehydroxylation and collapse of the crystal structure Mineralogical Magazine 76 613-623	2012	Hungary	298
0018985	Alunite	Zema M, Callegari A M, Tarantino S C, Gasparini E, Ghigna P (2012) Thermal expansion of alunite up to dehydroxylation and collapse of the crystal structure Mineralogical Magazine 76 613-623	2012	Hungary	373
0018986	Alunite	Zema M, Callegari A M, Tarantino S C, Gasparini E, Ghigna P (2012) Thermal expansion of alunite up to dehydroxylation and collapse of the crystal structure Mineralogical Magazine 76 613-623	2012	Hungary	473
0018987	Alunite	Zema M, Callegari A M, Tarantino S C, Gasparini E, Ghigna P (2012) Thermal expansion of alunite up to dehydroxylation and collapse of the crystal structure Mineralogical Magazine 76 613-623	2012	Hungary	573
0018988	Alunite	Zema M, Callegari A M, Tarantino S C, Gasparini E, Ghigna P (2012) Thermal expansion of alunite up to dehydroxylation and collapse of the crystal structure Mineralogical Magazine 76 613-623	2012	Hungary	673
0018989	Alunite	Zema M, Callegari A M, Tarantino S C, Gasparini E, Ghigna P (2012) Thermal expansion of alunite up to dehydroxylation and collapse of the crystal structure Mineralogical Magazine 76 613-623	2012	Hungary	723
0018990	Alunite	Zema M, Callegari A M, Tarantino S C, Gasparini E, Ghigna P (2012) Thermal expansion of alunite up to dehydroxylation and collapse of the crystal structure Mineralogical Magazine 76 613-623	2012	Hungary	773
0014755	Alunite	Menchetti S, Sabelli C (1976) Crystal chemistry of the alunite series: crystal structure refinement of alunite and synthetic jarosite Neues Jahrbuch fur Mineralogie, Monatshefte 1976 406-417	1976	Montioni, Toscana, Italy	293
0015817	Alunite	Schukow H, Breitinger D K, Zeiske T, Kubanek F, Mohr J, Schwab R G (1999) Localization of hydrogen and content of oxonium cations in alunite via neutron diffraction Zeitschrift fur Anorganische und Allgemeine Chemie 625 1047-1050	1999	synthetic	293
0004433	Jarosite	Basciano L C, Peterson R C (2007) Jarosite - hydronium jarosite solid solution series with full iron occupancy: Mineralogy and crystal chemistry American Mineralogist 92 1464-1473	2007	synthetic	293
0004434	Jarosite	Basciano L C, Peterson R C (2007) Jarosite - hydronium jarosite solid solution series with full iron occupancy: Mineralogy and crystal chemistry American Mineralogist 92 1464-1473	2007	synthetic	293
0004435	Jarosite	Basciano L C, Peterson R C (2007) Jarosite - hydronium jarosite solid solution series with full iron occupancy: Mineralogy and crystal chemistry American Mineralogist 92 1464-1473	2007	synthetic	293
0004436	Jarosite	Basciano L C, Peterson R C (2007) Jarosite - hydronium jarosite solid solution series with full iron occupancy: Mineralogy and crystal chemistry American Mineralogist 92 1464-1473	2007	synthetic	293
0004437	Jarosite	Basciano L C, Peterson R C (2007) Jarosite - hydronium jarosite solid solution series with full iron occupancy: Mineralogy and crystal chemistry American Mineralogist 92 1464-1473	2007	synthetic	293
0004438	Jarosite	Basciano L C, Peterson R C (2007) Jarosite - hydronium jarosite solid solution series with full iron occupancy: Mineralogy and crystal chemistry American Mineralogist 92 1464-1473	2007	synthetic	293
0004439	Jarosite	Basciano L C, Peterson R C (2007) Jarosite - hydronium jarosite solid solution series with full iron occupancy: Mineralogy and crystal chemistry American Mineralogist 92 1464-1473	2007	Rio Tonto, Huelva, Spain	293
0004440	Jarosite	Basciano L C, Peterson R C (2007) Jarosite - hydronium jarosite solid solution series with full iron occupancy: Mineralogy and crystal chemistry American Mineralogist 92 1464-1473	2007	Rio Tonto, Huelva, Spain	293
0004571	Jarosite	Basciano L C, Peterson R C (2008) Crystal chemistry of the natrojarosite-jarosite and natrojarosite-hydronium jarosite solid-solution: A synthetic study with full Fe site occupancy American Mineralogist 93 853-862	2008	synthetic	293
0004572	Jarosite	Basciano L C, Peterson R C (2008) Crystal chemistry of the natrojarosite-jarosite and natrojarosite-hydronium jarosite solid-solution: A synthetic study with full Fe site occupancy American Mineralogist 93 853-862	2008	synthetic	293
0004573	Jarosite	Basciano L C, Peterson R C (2008) Crystal chemistry of the natrojarosite-jarosite and natrojarosite-hydronium jarosite solid-solution: A synthetic study with full Fe site occupancy American Mineralogist 93 853-862	2008	synthetic	293
0017748	Jarosite	Scarlett N V Y, Grey I E, Brand H E A (2010) Ordering of iron vacancies in monoclinic jarosites American Mineralogist 95 1590-1593	2010	synthetic	368
0020094	Jarosite	Mills S J, Nestola F, Kahlenberg V, Christy A G, Hejny C, Redhammer G J (2013) Looking for jarosite on Mars: The low-temperature crystal structure of jarosite American Mineralogist 98 1966-1971	2013	Jaroso Ravine, Sierra Almagrera, Andalusia, Almeria, Spain	297
0020095	Jarosite	Mills S J, Nestola F, Kahlenberg V, Christy A G, Hejny C, Redhammer G J (2013) Looking for jarosite on Mars: The low-temperature crystal structure of jarosite American Mineralogist 98 1966-1971	2013	Jaroso Ravine, Sierra Almagrera, Andalusia, Almeria, Spain	253
0020096	Jarosite	Mills S J, Nestola F, Kahlenberg V, Christy A G, Hejny C, Redhammer G J (2013) Looking for jarosite on Mars: The low-temperature crystal structure of jarosite American Mineralogist 98 1966-1971	2013	Jaroso Ravine, Sierra Almagrera, Andalusia, Almeria, Spain	213
0020097	Jarosite	Mills S J, Nestola F, Kahlenberg V, Christy A G, Hejny C, Redhammer G J (2013) Looking for jarosite on Mars: The low-temperature crystal structure of jarosite American Mineralogist 98 1966-1971	2013	Jaroso Ravine, Sierra Almagrera, Andalusia, Almeria, Spain	173
0020098	Jarosite	Mills S J, Nestola F, Kahlenberg V, Christy A G, Hejny C, Redhammer G J (2013) Looking for jarosite on Mars: The low-temperature crystal structure of jarosite American Mineralogist 98 1966-1971	2013	Jaroso Ravine, Sierra Almagrera, Andalusia, Almeria, Spain	133
0008600	Jarosite	Becker U, Gasharova B (2001) AFM observations and simulations of jarosite growth at the molecular scale: probing the basis for the incorporation of foreign ions into jarosite as a storage mineral Physics and Chemistry of Minerals 28 545-556	2001		293
0014420	Jarosite	Kato T, Miura Y (1977) The crystal structure of jarosite and svanbergite Mineralogical Journal 8 419-430	1977	Meadow Valley 1, Pinoche, Nevada, USA	293
0014756	Jarosite	Menchetti S, Sabelli C (1976) Crystal chemistry of the alunite series: crystal structure refinement of alunite and synthetic jarosite Neues Jahrbuch fur Mineralogie, Monatshefte 1976 406-417	1976	synthetic	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Alunite'
loop_
_publ_author_name
'Hendricks S B'
_journal_name_full 'American Mineralogist'
_journal_volume 22 
_journal_year 1937
_journal_page_first 773
_journal_page_last 784
_publ_section_title
;
 The crystal structures of alunite and the jarosites
;
_database_code_amcsd 0000016
_chemical_formula_sum 'K S2 Al3 O14 H6'
_cell_length_a 6.96
_cell_length_b 6.96
_cell_length_c 17.35
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 727.861
_exptl_crystal_density_diffrn      2.835
_symmetry_space_group_name_H-M 'R -3 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '2/3+x,1/3+y,1/3+z'
  '1/3+x,2/3+y,2/3+z'
  'x,x-y,z'
  '2/3+x,1/3+x-y,1/3+z'
  '1/3+x,2/3+x-y,2/3+z'
  'y,x,-z'
  '2/3+y,1/3+x,1/3-z'
  '1/3+y,2/3+x,2/3-z'
  '-x+y,y,z'
  '2/3-x+y,1/3+y,1/3+z'
  '1/3-x+y,2/3+y,2/3+z'
  '-x,-x+y,-z'
  '2/3-x,1/3-x+y,1/3-z'
  '1/3-x,2/3-x+y,2/3-z'
  '-y,-x,z'
  '2/3-y,1/3-x,1/3+z'
  '1/3-y,2/3-x,2/3+z'
  'x-y,-y,-z'
  '2/3+x-y,1/3-y,1/3-z'
  '1/3+x-y,2/3-y,2/3-z'
  'y,-x+y,-z'
  '2/3+y,1/3-x+y,1/3-z'
  '1/3+y,2/3-x+y,2/3-z'
  '-x+y,-x,z'
  '2/3-x+y,1/3-x,1/3+z'
  '1/3-x+y,2/3-x,2/3+z'
  '-x,-y,-z'
  '2/3-x,1/3-y,1/3-z'
  '1/3-x,2/3-y,2/3-z'
  '-y,x-y,z'
  '2/3-y,1/3+x-y,1/3+z'
  '1/3-y,2/3+x-y,2/3+z'
  'x-y,x,-z'
  '2/3+x-y,1/3+x,1/3-z'
  '1/3+x-y,2/3+x,2/3-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
K   0.00000   0.00000   0.00000
S   0.00000   0.00000   0.30500
Al   0.00000   0.50000   0.50000
O1   0.00000   0.00000   0.39300
O2   0.21500  -0.21500  -0.05800
O-H3   0.15000  -0.15000   0.12600

Other InformationHide

Health Risks:

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

Alunite-Jarosite Series in petrologyHide

An essential component of rock names highlighted in red, an accessory component in rock names highlighted in green.

Internet Links for Alunite-Jarosite SeriesHide

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https://www.mindat.org/min-52232.html
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References for Alunite-Jarosite SeriesHide

Reference List:

Brophy, Gerald P., Scott, Earl S., Snellgrove, Richard A. (1962) Sulfate studies II. Solid solution between alunite and jarosite. American Mineralogist, 47 (1-2) 112-126

Serna, Carlos J., Cortina, C.Parada, Garcia Ramos, José V. (1986) Infrared and Raman study of alunite—jarosite compounds. Spectrochimica Acta Part A: Molecular Spectroscopy, 42 (6). 729-734 doi:10.1016/0584-8539(86)80092-7

Papike, J.J. (2006) Terrestrial analogs of martian sulfates: Major and minor element systematics of alunite-jarosite from Goldfield, Nevada. American Mineralogist, 91 (7) 1197-1200 doi:10.2138/am.2006.2257

Grigg, Andrew R. C., Notini, Luiza, Kaegi, Ralf, ThomasArrigo, Laurel K., Kretzschmar, Ruben (2024) Structural Effects of Aluminum and Iron Occupancy in Minerals of the Jarosite-Alunite Solid Solution. ACS Earth and Space Chemistry, 8 (2) 194-206 doi:10.1021/acsearthspacechem.3c00174

McCollom, Thomas M.; Potter-McIntyre, Sally L.; Donaldson, Chris; Reyes, Andres; Moskowitz, Bruce; Solheid, Peter (2025) Rare occurrence of jarosite-alunite solid solutions with intermediate Al-Fe contents in the Jurassic Aztec Sandstone, Nevada, U.S.A. American Mineralogist, 110 (10). 1626-1639 doi:10.2138/am-2024-9423