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Schröckingerite

Big Photo

Isolagrande mine, Isolagrande, Murialdo, Savona Province, Liguria, Italy
© Elmar Lackner 2009

Show Schröckingerite Photos (20)
Formula:
NaCa
 
3
(UO
 
2
)[F|(CO
 
3
)
 
3
|SO
 
4
] · 10H
 
2
O
System:OrthorhombicColour:Greenish yellow
Hardness:2½
Name:Named after Baron J von Schröckinger who found, and later described, the mineral as an alteration product of uraninite.
This page provides mineralogical data about Schröckingerite.

Classification of Schröckingerite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:6/D.21-20
Nickel-Strunz 10th (pending) edition ID:5.EG.05

5 : CARBONATES (NITRATES)
E : Uranyl Carbonates
G : With SO4 or SiO4
Dana 8th edition ID:17.1.5.1

17 : COMPOUND CARBONATES
1 : Miscellaneous
Hey's CIM Ref.:12.2.18

12 : Carbonates with other anions
2 : Carbonates with sulphate
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Type Occurrence of Schröckingerite

Type Locality:Svornost Mine (Einigkeit Mine), Jáchymov (St Joachimsthal), Ostrov, Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Physical Properties of Schröckingerite

Lustre:Sub-Vitreous, Pearly
Diaphaneity (Transparency):Transparent
Colour:Greenish yellow
Hardness (Mohs):2½
Cleavage:Perfect
On {0001}.
Density (measured):2.51 g/cm3

Crystallography of Schröckingerite

Crystal System:Orthorhombic
Morphology:Scaly crystals flattened on {0001}, sometimes with a six-sided outline and interfacial angles of about 60°, as clusters or spherical aggregates.

Optical Data of Schröckingerite

Type:Biaxial (-)
RI values: nα = 1.495 nβ = 1.543 nγ = 1.544
Maximum Birefringence:δ = 0.049

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

Chemical Properties of Schröckingerite

Formula:
NaCa
 
3
(UO
 
2
)[F|(CO
 
3
)
 
3
|SO
 
4
] · 10H
 
2
O
Essential elements:C, Ca, F, H, Na, O, S, U
All elements listed in formula:C, Ca, F, H, Na, O, S, U

Relationship of Schröckingerite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
5.EG.05UM1997-27-CO:CaHKSU
Ca, K, Mg, U, S(?)
5.EG.10Lepersonnite-(Gd)
Ca(Gd,Dy)
 
2
[(UO
 
2
)
 
6
(OH)
 
6
(CO
 
3
)
 
2
(SiO
 
4
)]
 
4
 ·48(H
 
2
O)
Related Minerals - Hey's Index Grouping:

- +
12.2.1Burkeite
Na
 
6
CO
 
3
(SO
 
4
)
 
2
12.2.2Hanksite
Na
 
22
K(SO
 
4
)
 
9
(CO
 
3
)
 
2
Cl
12.2.3Tychite
Na
 
6
Mg
 
2
SO
 
4
(CO
 
3
)
 
4
12.2.4Motukoreaite
NaMg
 
19
Al
 
12
(CO
 
3
)
 
6.5
(SO
 
4
)
 
4
(OH)
 
54
·28H
 
2
O
12.2.5Ferrotychite
Na
 
6
(Fe,Mn,Mg)
 
2
SO
 
4
(CO
 
3
)
 
4
12.2.6Nakauriite
Cu
 
8
[(OH)
 
6
|CO
 
3
|(SO
 
4
)
 
4
] · 48H
 
2
O
12.2.7Carbonatecyanotrichite
Cu
 
4
Al
 
2
[(OH)
 
12
|(CO
 
3
,SO
 
4
)] · 2H
 
2
O
12.2.8Rapidcreekite
Ca
 
2
[CO
 
3
|SO
 
4
] · 4H
 
2
O
12.2.9Tatarskite
Ca
 
6
Mg
 
2
(SO
 
4
)
 
2
(CO
 
3
)
 
2
Cl
 
4
(OH)
 
4
·7H
 
2
O
12.2.10Schulenbergite
(Cu,Zn)
 
7
[(OH)
 
10
|(SO
 
4
,CO
 
3
)
 
2
] · 3H
 
2
O
12.2.11Leadhillite
Pb
 
4
SO
 
4
(CO
 
3
)
 
2
(OH)
 
2
12.2.12Macphersonite
Pb
 
4
SO
 
4
(CO
 
3
)
 
2
(OH)
 
2
12.2.13Susannite
Pb
 
4
SO
 
4
(CO
 
3
)
 
2
(OH)
 
2
12.2.14Wherryite
Pb
 
7
Cu
 
2
(SO
 
4
)
 
4
(SiO
 
4
)
 
2
(OH)
 
2
12.2.15Caledonite
Cu
 
2
Pb
 
5
[(OH)
 
6
|CO
 
3
|(SO
 
4
)
 
3
]
12.2.16Nasledovite
PbMn
 
3
Al
 
4
(CO
 
3
)
 
4
SO
 
4
O
 
5
·5H
 
2
O
12.2.17Jouravskite
Ca
 
6
Mn
3+
2
[(OH)
 
4
|(SO
 
4
,CO
 
3
)]
 
3
 · 26H
 
2
O
12.2.19Manganotychite
Na
 
6
Mn
 
2
SO
 
4
(CO
 
3
)
 
4
12.2.20Hauckite
Fe
3+
3
(Mg,Mn
2+
 
)
 
24
Zn
 
18
[(OH)
 
81
|(CO
 
3
)
 
2
|(SO
 
4
)
 
4
]
12.2.21Paraotwayite
Ni(OH)
 
2-x
(SO
 
4
,CO
 
3
)
 
0.5x
12.2.22Carrboydite
(Ni,Cu)
 
14
Al
 
9
[(OH)
 
43
|(SO
 
4
,CO
 
3
)
 
6
] · 7H
 
2
O
12.2.23Mountkeithite
(Mg,Ni)
 
11
(Fe
3+
 
,Cr
3+
 
,Al)
 
3
[(OH)
 
24
|(SO
 
4
,CO
 
3
)
 
3.5
] · 11H
 
2
O
12.2.24Camerolaite
Cu
 
4
Al
 
2
[(OH)
 
10
|CO
 
3
|(HSbO
 
4
,SO
 
4
)] · 2H
 
2
O

Other Names for Schröckingerite

Synonyms:
DakeiteNeogastuniteSchröckeringeriteSchröckeringiteSchröckinergite
Schroeckingerite
Other Languages:
German:Dakeit
Neogastunit
Schröckeringerit
Schröckeringit
Schröckinergit
Schröckingerit
Schroeckingerit
Russian:Шрекингерит
Spanish:Dakeita
Neogastunita
Schröckeringerita
Schröckeringita
Schröckinergita
Schröckingerita
Schroeckingerita

Other Information

Fluorescence in UV light:Yellow-green fluorescence.
Other Information:Soluble in water and in acids.
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 Schröckingerite

Reference List:Schrauf (1873) Mineralogische und petrographische Mitteilungen, Vienna: 137.

Schroeckinger (1875) Geol. Reichsanst., Wien, Verh.: 66.

Larsen and Gonyer (1937) American Mineralogist: 22: 561 (as Dakeite).

Nováček (1939) American Mineralogist: 24: 317.

Sherwood analysis in: Jaffe, et al (1948) American Mineralogist: 33: 152-157.

Grimaldi analysis in: Axelrod, et al (1951) American Mineralogist: 36: 1.

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: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 236.

American Mineralogist (1959): 44: 1020-1025.

Mereiter, K. (1986a) Crystal structure and crystallographic properties of a schröckingerite from Joachimsthal. Tschermaks Mineralogische und Petrographische Mitteilungen (1986): 35: 1-18.

Li, Y., Krivovichev, S.V., and Burns, P.C. (2001a) The crystal structure of Na4(UO2)(CO3)3 and its relationship to schröckingerite. Mineralogical Magazine: 65: 297-304.

Burns, P.C. (2005) U 6+ minerals and inorganic compounds: insights into an expanded structural hierarchy of crystal structures. Canadian Mineralogist: 43: 1839-1894.

Internet Links for Schröckingerite

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  • Look for Schröckingerite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Schröckingerite in the Natural History Museum (London) online catalogue
  • Schröckingerite details from Handbook of Mineralogy (PDF)
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    Localities for Schröckingerite

    Hide Locality List
    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.
    Argentina
     
    • Mendoza
      • Malargüe Department
        • Pampa Amarilla District
    		Brodtkorb, M.K. de, Mineralogia y consideraciones geneticas del yacimiento Huemul. Provincia de Mendoza. Revista de la Asociacion Geologica Argentina 21 (3): 165-179. 1966
      • San Isidro
    		Encyclopedia of Minerals, 2nd. ed.: 769.
    Austria
     
    • Salzburg
      • Hohe Tauern Mts
        • Gastein valley
          • Naßfeld valley
            • Kreuzkogel massif
              • Radhausberg
    		A. Strasser: Die Minerale Salzburgs, 1989
    A. Strasser: Die Minerale Salzburgs, 1989
    A. Strasser: Die Minerale Salzburgs, 1989
    A. Strasser: Die Minerale Salzburgs, 1989
          • Siglitz - Bockhart area
            • Siglitz - Bockhart gold mining District
    		A. Strasser: Die Minerale Salzburgs, 1989
    A. Strasser: Die Minerale Salzburgs, 1989
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Central Bohemia Region
        • Kutná Hora (Kuttenberg)
    		Pauliš P., Kopecký S., Černý P. 2007: Uranové minerály České Republiky a jejich naleziště. 1. část. (Kutna Hora, issue 1)
    Pauliš P., Kopecký S., Černý P. 2007: Uranové minerály České Republiky a jejich naleziště. 1. část. (Kutna Hora, issue 1)
        • Příbram
    		Pauliš P., Kopecký S., Černý P. 2007: Uranové minerály České Republiky a jejich naleziště. 1. část. (Kutna Hora, issue 1)
      • Karlovy Vary Region
        • Krušné Hory Mts (Erzgebirge)
          • Ostrov
            • Jáchymov (St Joachimsthal)
    		Lapis 2002(7/8), 51
    Tschermaks Min.Mitt.(1873) II, 137-138; Lapis 2002(7/8), 58
      • Liberec Region
        • Jizerské Mts (Iser Mts)
    		Pauliš P., Kopecký S., Černý P. 2007: Uranové minerály České Republiky a jejich naleziště. 1. část. (Kutna Hora, issue 1)
      • Plzeň Region
        • Planá
    		Pauliš P., Kopecký S., Černý P. 2007: Uranové minerály České Republiky a jejich naleziště. 1. část. (Kutna Hora, issue 1)
      • Ústí Region
        • Krušné Hory Mts (Erzgebirge)
          • Dubí
    		Sejkora, J.: Minerály ložiska Moldava v Krušných horách. Bulletin Mineralogicko-petrografického oddělení Národního muzea v Praze, 1994, roč. 2, s. 110-116.
    • Moravia (Mähren; Maehren)
      • Olomouc Region
        • Javorník
    		Sejkora, J., Pauliš, P., Škoda, R.: Uranové ložisko Zálesí v Rychlebských horách. Minerál, 2007, roč. 15, č. 4, s. 305-238.
      • Vysočina Region
    		Mineralienwelt 1993(1), 13
    Petr Pauliš, Stanislav Kopecký, Pavel Černý: Uranové minerály České republiky a jejich lokality 2007; Bull. mineral.-petrolog. Odd. Nár. Muz. (Praha) (2008) 16, 2, 212-216
    Petr Pauliš
    France
     
    • Alsace
      • Haut-Rhin
        • Thur valley (Thann valley)
          • Kruth
    		Le Règne Minéral, Hors Série IV (1998)
    • Franche-Comté
      • Haute-Saône
        • Ronchamp
    		Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
    • Languedoc-Roussillon
      • Lozère
        • Marvejols
          • St Léger-de-Peyre
    		Le Règne Minéral, Hors Série IV, 1998
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Alpirsbach
    		Lapis 1987(7/8), 15ff.
        • Schenkenzell
          • Wittichen
            • Burgfelsen
    		No reference listed
    • Saxony-Anhalt
    		Wittern: "Mineralfundorte in Deutschland", 2001
    • Saxony
      • Erzgebirge
        • Glashütte
          • Bärenhecke
    		Wittern: "Mineralfundorte in Deutschland", 2001
        • Johanngeorgenstadt 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: 236.
        • Oberwiesenthal
          • Niederschlag
    		Lapis, 19 (4), 13-22+50.
    Italy
     
    • Liguria
      • Savona Province
        • Murialdo
          • Isolagrande
    		Armellino, G. (2002): La Valbormida mineralogica è anche radioattiva! Notiziario di Mineralogia del Ferrania Club, 16, 20-21
    M.E. Ciriotti 15.06.2009
    • Trentino-Alto Adige
      • Trento Province
        • Daone
          • Limes
    		Campostrini, I., Demartin, F., Gramaccioli, C.M. (2005): Val Daone. Minerali secondari del giacimento uranifero presso Limes, Daone (TN). Rivista Mineralogica Italiana, 4/2005, 228-240.
    Norway
     
    • Aust-Agder
    		Neumann (1985, p. 103).
        • Landsverk
    		J. Hysingjord (1978, letter); Neumann (1985, p. 103).
    Poland
     
    • Lower Silesia (Dolnośląskie)
      • Wałbrzych District
        • Wałbrzych
    		Plewa A. 1965: Schroeckingeryte and meta-uranopilite from Wałbrzych (Lower Silesia). Bull. Acad. Pol. Sc. Ser. Sc. Geol. Geogr. V. 13, nr 2.
    Russia
     
    • Northern Caucasus Region
      • Adygea (Adygeya) Republic
    		Pavel M. Kartashov data
    Sweden
     
    • Västmanland
      • Lindesberg
    		No reference listed
    No reference listed
    Switzerland
     
    • Bern
      • Hasli Valley
        • Grimsel area
          • Gerstenegg
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 364.
    Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 364.
    UK
     
    • England
      • Cornwall
        • St Just District
          • Botallack - Pendeen Area
            • Pendeen
    		No reference listed
    USA
     
    • Arizona
      • Coconino Co.
        • Cameron District
    		No reference listed
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 365; Austin, S.R. (1964), Mineralogy of the Cameron area, Coconino Co., AZ, US Atomic Energy Comm. RME 99, Tech. Inf. Serv., Oak Ridge, TN.
            • Huskon Mines
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 155; Austin, S.R. (1964), Mineralogy of the Cameron area, Coconino Co., AZ, US Atomic Energy Comm. RME 99, Tech. Info. Serv., Oak Ridge, TN: 99.
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 365.
      • Yavapai Co.
        • Eureka District
          • Bagdad
            • Bozarth Mesa
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 365, 387; 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: 236; Anderson, C.A., et al (1955), Geology and ore deposits of the Bagdad area, Yavapai County, Arizona, USGS PP 278: 50; Frondel, C.C. (1958), Systematic mineralogy of uranium and thorium, USGS Bull. 1064: 119.
    • California
      • Kern Co.
        • Cantil
    		Troxel, Bennie Wyatt & P.K. Morton (1962), Mines and mineral resources of Kern County, California: California Division Mines & Geology County Report No. 1, 370 pp.: 327, 333; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 332; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 235.
      • San Luis Obispo Co.
        • Pozo
    		Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 332, 378, 391.
    • Colorado
      • Boulder Co.
        • Gold Hill District
    		Minerals of Colorado (1997) E.B. Eckels
      • Clear Creek Co.
        • Idaho Springs District
    		USGS OFR 66-87(Moench,1966)
    Minerals of Colorado (1997) E.B. Eckels
        • Lawson District (Dumont District)
    		Minerals of Colorado (1997) Eckels, E. B.
      • Grand Co.
        • Middle Park
    		Minerals of Colorado (1997) Eckels, E. B.
      • Jefferson Co.
        • Ralston Buttes District
    		Minerals of Colorado (1997) E.B. Eckels
      • Mesa Co.
        • Uravan District
          • Wray Mesa
    		Minerals of Colorado (1997) E.B. Eckels
      • Moffat Co.
    		Minerals of Colorado (1997) E.B. Eckels
      • Montrose Co.
        • Uravan District
    		Minerals of Colorado (1997) E.B. Eckels
      • Rio Blanco Co.
        • Rangely
    		Minerals of Colorado (1997) E.B. Eckels
    • Nevada
      • Humboldt Co.
    		NBMG Spec. Pub. 31 Minerals of Nevada
      • Pershing Co.
        • Nightingale District
    		NBMG Spec. Pub. 31 Minerals of Nevada
    • New Mexico
      • Cibola Co.
        • Grants District
          • Poison Canyon Area
    		NMBMMR Memoir 15 Geology and Technology of the Grants Uranium Region
    New Mexico Bureau of Mines and Mineral Resources, Mineral Museum no. 6010
    Minerals of New Mexico 3rd ed.
      • McKinley Co.
    		Northrop, Minerals of New Mexico, 3rd Rev. Ed., 1996
          • Ambrosia Lake area
    		NMBMMR Memoir 15 Geology and Technology of the Grants Uranium Region
    Am Min 51:929-930
          • Crownpoint area
    		NMBMMR Memoir 38 Geology and Technology of the Grants Uranium Region 1979
      • San Juan Co.
    		Northrop, Minerals of New Mexico, 3rd. Rev. Ed., 1996
          • Chuska
    		Minerals of New Mexico 3rd ed.
      • Santa Fe Co.
    		Minerals of New Mexico 3rd ed.
    Minerals of New Mexico 3rd ed.
    • New York
      • Westchester Co.
        • Bedford
    		Seaman, 1976. Pegmatite Minerals of the World
    • Pennsylvania
      • Carbon Co.
        • Jim Thorpe (Mauch Chunk)
    		Lapham & Geyer, 1965. Mineral Collecting in Pennsylvania
    • Texas
      • Brewster Co.
    		R&M 66:3 pp 196-224
    R&M 66:3 pp 196-224
    • Utah
      • Emery Co.
        • Bow Knot area
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
    UGMS Bull 117 Minerals and Mineral Localities of Utah
        • Green River District (S.W. Green River)
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
        • San Rafael District (San Rafael Swell)
          • Delta
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
      • Grand Co.
        • Cisco
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
        • Seven Mile District
    		 Encyclopedia of Minerals, 2nd. edition: 769.; USGS Circular 336
        • Thompsons District (S. E. Thomsons)
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
          • Parco Mine Group
    		UGMS Bull 117 Minerals and Mineral Localities of Utah; Am Min 49:1511-1526; Am Min (1964) 49:1511-1526
        • Yellow Cat District (W. part of Thompsons District)
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
      • Juab Co.
        • Thomas Range
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
    UGMS Bull 117 Minerals and Mineral Localities of Utah
    UGMS Bull 117 Minerals and Mineral Localities of Utah
      • Piute Co.
        • Marysvale District (Marysvale Uranium area)
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
    UGMS Bull 117 Minerals and Mineral Localities of Utah; USGS: Geological Survey Circular 322
    UGMS Bull 117 Minerals and Mineral Localities of Utah
    UGMS Bull 117 Minerals and Mineral Localities of Utah
    UGMS Bull 117 Minerals and Mineral Localities of Utah
    UGMS Bull 117 Minerals and Mineral Localities of Utah
      • San Juan Co.
        • Elk Ridge
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
    UGMS Bull 117 Minerals and Mineral Localities of Utah
        • La Sal Quadrangle
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
    UGMS Bull 117 Minerals and Mineral Localities of Utah
        • White Canyon District
          • White Canyon
            • Deer Flat
    		Minerals and Mineral Localities of Utah. Utah Department fo Natural Resources Bulletin 117. Jan. 1981
      • Wayne Co.
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
    • Wyoming
      • Campbell Co.
    		Rocks & Minerals 76:383
      • Carbon Co.
    		Rocks & Minerals 76:383
    Rocks & Minerals 76:385
      • Converse Co.
    		Rocks & Minerals 76:385
      • Fremont Co.
    		http://www.minport.com/showmrds-D002486.html
    Rocks & Minerals 76:386
    Rocks & Minerals 76:386
      • Sweetwater Co.
    		RRUFF ID: R050565
    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: 236.
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