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Quenstedtite

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Formula:
Fe
 
2
(SO
 
4
)
 
3
· 10H
 
2
O
System:TriclinicColour:Pale violet to ...
Hardness:
Name:
Named after Friederich August von Quenstedt (1809-1889), German palaeontologist and geologist.
This page provides mineralogical data about Quenstedtite.

Classification of Quenstedtite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:6/C.08-60
Nickel-Strunz 10th (pending) edition ID:7.CB.65

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
B : With only medium-sized cations
Dana 8th edition ID:29.8.5.1

29 : HYDRATED ACID AND NORMAL SULFATES
8 : A2(XO4)3·H2O
Hey's CIM Ref.:25.10.11

25 : Sulphates
10 : Sulphates of Fe alone
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Type Occurrence of Quenstedtite

Type Locality:Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Year of Discovery:1888

Occurrences of Quenstedtite

Geological Setting:Oxidized zone of pyrite rich orebodies, especially in arid climates.

Physical Properties of Quenstedtite

Diaphaneity (Transparency):Transparent
Colour:Pale violet to red-violet; colourless to pale rose in transmitted light.
Hardness (Mohs):
Cleavage:Perfect
Perfect on {010}
Good on {100}
Density (measured):2.11 - 2.15 g/cm3
Density (calculated):2.14 g/cm3

Crystallography of Quenstedtite

Crystal System:Triclinic
Class (H-M):1 - Pinacoidal
Space Group:P1
Cell Parameters:a = 6.184(5) Å, b = 23.6(2) Å, c = 6.539(5) Å
α = 94.18(8)°, β = 101.73(8)°, γ = 96.27(8)°
Ratio:a:b:c = 0.262 : 1 : 0.277
Unit Cell Volume:V 924.35 ų (Calculated from Unit Cell)
Z:2
Morphology:Aggregates of minute crystals, commonly tabular {010}, or short prismatic [100], highly modified at times.
Twinning:Common on {010}.

Optical Data of Quenstedtite

Type:Biaxial (+)
RI values: nα = 1.547 nβ = 1.566 nγ = 1.594
2V:Measured: 70° , Calculated: 82°
Maximum Birefringence:δ = 0.047

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Low
Dispersion:Strong r

Chemical Properties of Quenstedtite

Formula:
Fe
 
2
(SO
 
4
)
 
3
· 10H
 
2
O
Essential elements:Fe, H, O, S
All elements listed in formula:Fe, H, O, S
Empirical Formula:
Fe
3+
2
(SO
 
4
)
 
3
· 10H
 
2
O

Relationship of Quenstedtite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
7.CB.05Dwornikite
(Ni,Fe)SO
 
4
· H
 
2
O
7.CB.05Gunningite
ZnSO
 
4
· H
 
2
O
7.CB.05Kieserite
MgSO
 
4
· H
 
2
O
7.CB.05Poitevinite
(Cu,Fe,Zn)SO
 
4
· H
 
2
O
7.CB.05Szmikite
MnSO
 
4
· H
 
2
O
7.CB.05Szomolnokite
FeSO
 
4
· H
 
2
O
7.CB.05Cobaltkieserite
CoSO
 
4
· H
 
2
O
7.CB.07Sanderite
MgSO
 
4
· 2H
 
2
O
7.CB.10Bonattite
CuSO
 
4
· 3H
 
2
O
7.CB.15Aplowite
(Co,Mn,Ni)SO
 
4
· 4H
 
2
O
7.CB.15Boyleite
(Zn,Mg)SO
 
4
· 4H
 
2
O
7.CB.15Ilesite
(Mn,Zn,Fe)SO
 
4
· 4H
 
2
O
7.CB.15Rozenite
FeSO
 
4
· 4H
 
2
O
7.CB.15Starkeyite
MgSO
 
4
· 4H
 
2
O
7.CB.15Drobecite
CdSO
 
4
· 4H
 
2
O
7.CB.15Cranswickite
MgSO
 
4
· 4H
 
2
O
7.CB.20Chalcanthite
CuSO
 
4
· 5H
 
2
O
7.CB.20Jôkokuite
MnSO
 
4
· 5H
 
2
O
7.CB.20Pentahydrite
MgSO
 
4
· 5H
 
2
O
7.CB.20Siderotil
FeSO
 
4
· 5H
 
2
O
7.CB.25Bianchite
(Zn,Fe)SO
 
4
· 6H
 
2
O
7.CB.25Chvaleticeite
(Mn,Mg)SO
 
4
· 6H
 
2
O
7.CB.25Ferrohexahydrite
FeSO
 
4
· 6H
 
2
O
7.CB.25Hexahydrite
MgSO
 
4
· 6H
 
2
O
7.CB.25Moorhouseite
(Co,Ni,Mn)SO
 
4
· 6H
 
2
O
7.CB.25Nickelhexahydrite
(Ni,Mg,Fe)SO
 
4
· 6H
 
2
O
7.CB.30Retgersite
NiSO
 
4
· 6H
 
2
O
7.CB.35Bieberite
CoSO
 
4
· 7H
 
2
O
7.CB.35Boothite
CuSO
 
4
· 7H
 
2
O
7.CB.35Mallardite
MnSO
 
4
· 7H
 
2
O
7.CB.35Melanterite
FeSO
 
4
· 7H
 
2
O
7.CB.35Zincmelanterite
(Zn,Cu,Fe)SO
 
4
· 7H
 
2
O
7.CB.35Alpersite
(Mg,Cu)[SO
 
4
] · 7H
 
2
O
7.CB.40Epsomite
MgSO
 
4
· 7H
 
2
O
7.CB.40Goslarite
ZnSO
 
4
· 7H
 
2
O
7.CB.40Morenosite
NiSO
 
4
· 7H
 
2
O
7.CB.45Alunogen
Al
 
2
(SO
 
4
)
 
3
· 17H
 
2
O
7.CB.45Meta-alunogen
Al
 
2
(SO
 
4
)
 
3
· 12H
 
2
O
7.CB.50Aluminocoquimbite
FeAl(SO
 
4
)
 
3
· 9H
 
2
O
7.CB.55Coquimbite
Fe
 
2-x
Al
 
x
(SO
 
4
)
 
3
· 9H
 
2
O, x ~0.5
7.CB.55Paracoquimbite
Fe
 
2
(SO
 
4
)
 
3
· 9H
 
2
O
7.CB.55Rhomboclase
(H
 
5
O
 
2
)Fe
3+
 
(SO
 
4
)
 
2
· 2H
 
2
O
7.CB.60Kornelite
Fe
 
2
(SO
 
4
)
 
3
· 7H
 
2
O
7.CB.70Lausenite
Fe
 
2
(SO
 
4
)
 
3
·6H
 
2
O
7.CB.75Lishizhenite
ZnFe
 
2
(SO
 
4
)
 
4
· 14H
 
2
O
7.CB.75Römerite
Fe
2+
 
Fe
3+
2
(SO
 
4
)
 
4
· 14H
 
2
O
7.CB.80Ransomite
CuFe
 
2
(SO
 
4
)
 
4
· 6H
 
2
O
7.CB.85Apjohnite
Mn
2+
 
Al
 
2
(SO
 
4
)
 
4
· 22H
 
2
O
7.CB.85Bílinite
Fe
2+
 
Fe
3+
2
(SO
 
4
)
 
4
· 22H
 
2
O
7.CB.85Dietrichite
(Zn,Fe
2+
 
,Mn
2+
 
)Al
 
2
(SO
 
4
)
 
4
· 22H
 
2
O
7.CB.85Halotrichite
FeAl
 
2
(SO
 
4
)
 
4
· 22H
 
2
O
7.CB.85Pickeringite
MgAl
 
2
(SO
 
4
)
 
4
· 22H
 
2
O
7.CB.85Redingtonite
(Fe
2+
 
,Mg,Ni)(Cr,Al)
 
2
(SO
 
4
)
 
4
·22H
 
2
O
7.CB.85Wupatkiite
(Co,Mg,Ni)Al
 
2
(SO
 
4
)
 
4
·22H
 
2
O
7.CB.90Meridianiite
MgSO
 
4
· 11H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
25.10.1Szomolnokite
FeSO
 
4
· H
 
2
O
25.10.2Rozenite
FeSO
 
4
· 4H
 
2
O
25.10.3Siderotil
FeSO
 
4
· 5H
 
2
O
25.10.4Ferrohexahydrite
FeSO
 
4
· 6H
 
2
O
25.10.5Melanterite
FeSO
 
4
· 7H
 
2
O
25.10.6Rhomboclase
(H
 
5
O
 
2
)Fe
3+
 
(SO
 
4
)
 
2
· 2H
 
2
O
25.10.7Lausenite
Fe
 
2
(SO
 
4
)
 
3
·6H
 
2
O
25.10.8Kornelite
Fe
 
2
(SO
 
4
)
 
3
· 7H
 
2
O
25.10.9Coquimbite
Fe
 
2-x
Al
 
x
(SO
 
4
)
 
3
· 9H
 
2
O, x ~0.5
25.10.10Paracoquimbite
Fe
 
2
(SO
 
4
)
 
3
· 9H
 
2
O
25.10.12Ferricopiapite
Fe
 
5
(SO
 
4
)
 
6
O(OH) · 20H
 
2
O
25.10.13Metahohmannite
Fe
3+
2
(SO
 
4
)
 
2
O · 4H
 
2
O
25.10.14Hohmannite
Fe
3+
2
(SO
 
4
)
 
2
O · 8H
 
2
O
25.10.15Butlerite
Fe
3+
 
(SO
 
4
)(OH) · 2H
 
2
O
25.10.16Parabutlerite
Fe
3+
 
(SO
 
4
)(OH) · 2H
 
2
O
25.10.17Amarantite
Fe
3+
2
(SO
 
4
)
 
2
O · 7H
 
2
O
25.10.18Fibroferrite
Fe
3+
 
(SO
 
4
)(OH) · 5H
 
2
O
25.10.19Hydroniumjarosite
(H
 
3
O)Fe
3+
3
(SO
 
4
)
 
2
(OH)
 
6
25.10.20Römerite
Fe
2+
 
Fe
3+
2
(SO
 
4
)
 
4
· 14H
 
2
O
25.10.21Bílinite
Fe
2+
 
Fe
3+
2
(SO
 
4
)
 
4
· 22H
 
2
O
25.10.22Copiapite
Fe
2+
 
Fe
3+
4
(SO
 
4
)
 
6
(OH)
 
2
· 20H
 
2
O

Other Names for Quenstedtite

Other Languages:
German:Quenstedtit
Italian:Quenstedtite
Russian:Квенштедтит
Spanish:Quenstedtita

Other Information

Other Information:Easily soluble in water.
Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Quenstedtite

Reference List:

- +
Linck (1889) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 15: 11.

Ungemach (1935) Bulletin de la Société française de Minéralogie: 58: 97.

Bandy (1938) American Mineralogist: 23: 669.

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.: 535.

American Mineralogist (1974): 59: 582-586.

Internet Links for Quenstedtite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Quenstedtite details from Handbook of Mineralogy (PDF)
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  • Localities for Quenstedtite

    The 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.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Canada
     
    • Yukon Territory
      • Whitehorse Mining District
        • Carcross
          • Tagish Lake
            • Windy Arm
    Gomi, A. (2001) Suisyou (Quartz), 50, #3, 173-180.
    Chile
     
    • Antofagasta Region
      • Antofagasta Province
        • Mejillones
          • Mejillones peninsula
    Gunnar Farber specimens
      • El Loa Province
        • Calama
          • Cerritos Bayos
    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: 536.; Kampf, A.R.; Mills, S.J.; Housley, R.M.; Williams, P.A.; Dini, M. (2012): Alcaparrosaite, K3Ti4+Fe3+(SO4)4O(H2O)2, a new hydrophobic Ti4+ sulfate from Alcaparrosa, Chile. Mineralogical Magazine 76, 851-861.
    • Atacama Region
      • Copiapó Province
    Neues Jahrb.Min.(1888) 1, p. 213; MinRec 6:106; 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, 536.
    Germany
     
    • Hesse
      • Richelsdorf District
        • Süss
          • Richelsdorf Smelter
    S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    • North Rhine-Westphalia
      • Sauerland
        • Marsberg
    Wittern: "Mineralfundorte in Deutschland", 2001
    • Rhineland-Palatinate
      • Lahn valley
    Wittern: "Mineralfundorte in Deutschland", 2001
          • Frücht
    Der Aufschluss Vol.55, March/April 2004; SCHNORRER, G. (1995): Mineralogische Neuheiten von bekannten deutschen Fundorten. Lapis 20 (12), 43-48; 62.
    Greece
     
    • Attikí (Attica; Attika) Prefecture
      • Lavrion (Laurion; Laurium) District
        • Lavrion District Mines
          • Plaka
            • Plaka Mines
    Schnorrer, G. & Breitenbach, H. (1996): Lavrion: Neufunde aus dem antiken Bergbau und in historischen Schlacken. Lapis, 21 (1), 45-48; 62.
    Hungary
     
    • Borsod-Abaúj-Zemplén Co.
      • Bükk Mts.
        • Miskolc
    Szakáll & Jánosi: Minerals of Hungary, 1995
    Japan
     
    • Hokkaido
      • Sorachi Province
        • Mikasa City
    Miura et al. (1994) Mineralogical Magazine, 58, 649-653
    Romania
     
    • Harghita Co.
    Ed.:Szakáll S.-Kristály F.2010:Mineralogy of Székelyland,Eastern Transylvania,Romania
    Slovakia
     
    • Banská Bystrica Region
      • Banská Štiavnica Co.
    Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols
    USA
     
    • California
      • San Bernardino Co.
        • Calico Mts (Calico Hills)
          • Calico District (Daggett District)
            • Yermo
              • Mule Canyon
    Weber, D. (1975): Quenstedtite from California. Mineralogical Record 6(3), 106; Moller, W.P. (1963) Sulfur Hole. Mineralogist: 31, part 1, N. 3: 12-16; part 2, No. 4: 13; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 273; Joseph F. Cooper, Jr., Gail E. Dunning, Ted A. Hadley, and William P. Moller (2001) The Sulfur Hole, Calico District, San Bernardino County, California
    • Iowa
      • Muscatine Co.
    Yale Peabody Museum
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2012. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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