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Claraite

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Big Photo

Clara Mine, Rankach valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany
© Stephan Wolfsried

Show Claraite Photos (30)



Formula:
(Cu,Zn)
 
3
(CO
 
3
)(OH)
 
4
 · 4H
 
2
O
Name:For the type locality, the Clara mine.


Note: the originally published formula is erroneous - claraite contains essential As and S (U. Kolitsch, 2007-2010, to be published).

See also U184 (of Schnorrer).

Classification of Claraite

IMA status:Approved
Strunz 8th edition ID:5/E.07-20
Nickel-Strunz 10th (pending) edition ID:5.DA.30

5 : CARBONATES (NITRATES)
D : Carbonates with additional anions, with H2O
A : With medium-sized cations
Dana 8th edition ID:16b.4.3.1

16b : HYDRATED CARBONATES CONTAINING HYDROXYL OR HALOGEN
4 : AmBn(XO3)pZqxH2O & with (m+n):p = 3:1
Hey's CIM Ref.:11.6.6

11 : Carbonates
6 : Carbonates of Zn and Cd
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Type Occurrence of Claraite

Type Locality:Clara Mine, Rankach valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany
Year of Discovery:1982

Optical Data of Claraite

Type:Uniaxial (-)
RI values: nω = 1.751 nε = 1.645
Maximum Birefringence:δ = 0.106

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

Chemical Properties of Claraite

Formula:
(Cu,Zn)
 
3
(CO
 
3
)(OH)
 
4
 · 4H
 
2
O
Essential elements:C, Cu, H, O
All elements listed in formula:C, Cu, H, O, Zn

Relationship of Claraite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
5.DA.05Dypingite
Mg
 
5
(CO
 
3
)
 
4
(OH)
 
2
 · 5H
 
2
O
5.DA.05Giorgiosite
Mg
 
5
(CO
 
3
)
 
4
(OH)
 
2
 · 5-6H
 
2
O
5.DA.05Hydromagnesite
Mg
 
5
(CO
 
3
)
 
4
(OH)
 
2
 · 4H
 
2
O
5.DA.05Widgiemoolthalite
Ni
 
5
(CO
 
3
)
 
4
(OH)
 
2
 · 5H
 
2
O
5.DA.05UM1986-10-CO:ClHMgMnZn
Mg
 
5
(Zn,Mn)
 
3
(CO
 
3
)
 
2
(OH,Cl)
 
12
 · H
 
2
O
5.DA.05UM1987-01-CO:HMgS
Mg
 
4
(CO
 
3
)
 
2
(OH)
 
2
 · 6H
 
2
O ?
5.DA.10Artinite
Mg
 
2
(CO
 
3
)(OH)
 
2
 · 3H
 
2
O
5.DA.10Indigirite
Mg
 
2
Al
 
2
(CO
 
3
)
 
4
(OH)
 
2
 · 15H
 
2
O
5.DA.10Chlorartinite
Mg
 
2
(CO
 
3
)(OH)Cl · 2H
 
2
O
5.DA.15Otwayite
Ni
 
2
(CO
 
3
)(OH)
 
2
 · H
 
2
O
5.DA.15Zaratite
Ni
 
3
(CO
 
3
)(OH)
 
4
 · 4H
 
2
O
5.DA.20Kambaldaite
NaNi
 
4
(CO
 
3
)
 
3
(OH)
 
3
 · 3H
 
2
O
5.DA.25Callaghanite
Cu
 
2
Mg
 
2
(CO
 
3
)(OH)
 
6
 · 2H
 
2
O
5.DA.35Hydroscarbroite
Al
 
14
(CO
 
3
)
 
3
(OH)
 
36
 · nH
 
2
O
5.DA.35Scarbroite
Al
 
5
(CO
 
3
)(OH)
 
13
 · 5H
 
2
O
5.DA.40Caresite
Fe
2+
4
Al
 
2
(CO
 
3
)(OH)
 
12
 · 3H
 
2
O
5.DA.40Quintinite
Mg
 
4
Al
 
2
(CO
 
3
)(OH)
 
12
 · H
 
2
O
5.DA.40Charmarite
Mn
2+
4
Al
 
2
(CO
 
3
)(OH)
 
12
 · 3H
 
2
O
5.DA.45Barbertonite
Mg
 
6
(Cr,Al)
 
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.45Brugnatellite
Mg
 
6
Fe
3+
 
(CO
 
3
)(OH)
 
13
 · 4H
 
2
O
5.DA.45Chlormagaluminite
(Mg,Fe
2+
 
)
 
4
Al
 
2
(Cl
 
2
,CO
 
3
)(OH)
 
12
 · 2H
 
2
O
5.DA.45Manasseite
Mg
 
6
Al
 
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.45Sjögrenite
Mg
 
6
Fe
3+
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.45Zaccagnaite
Zn
 
4
Al
 
2
(CO
 
3
)(OH)
 
12
 · 3H
 
2
O
5.DA.50Comblainite
Ni
 
6
Co
 
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.50Desautelsite
Mg
 
6
Mn
3+
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.50Hydrotalcite
Mg
 
6
Al
 
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.50Pyroaurite
Mg
 
6
Fe
3+
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.50Reevesite
Ni
 
6
Fe
3+
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.50Stichtite
Mg
 
6
Cr
 
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.50Takovite
Ni
 
6
Al
 
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O
5.DA.50UM1998-10-CO:CoHNi
Co
 
6
Fe
 
2
(CO
 
3
)(OH)
 
16
 · 4H
 
2
O ?
5.DA.55Coalingite
Mg
 
10
Fe
3+
2
(CO
 
3
)(OH)
 
24
 · 2H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
11.6.1Smithsonite
ZnCO
 
3
11.6.2Hydrozincite
Zn
 
5
(CO
 
3
)
 
2
(OH)
 
6
11.6.3Rosasite
(Cu,Zn)
 
2
(CO
 
3
)(OH)
 
2
11.6.4Zincrosasite
(Zn,Cu)
 
2
(CO
 
3
)(OH)
 
2
11.6.5Aurichalcite
(Zn,Cu)
 
5
(CO
 
3
)
 
2
(OH)
 
6
11.6.7Minrecordite
CaZn(CO
 
3
)
 
2
11.6.8Loseyite
(Zn,Mn
2+
 
)
 
7
(CO
 
3
)
 
2
(OH)
 
10
11.6.9Sclarite
(Zn,Mg,Mn
2+
 
)
 
4
Zn
 
3
(CO
 
3
)
 
2
(OH)
 
10
11.6.10Otavite
CdCO
 
3

Other Names for Claraite

Synonyms:
IMA1981-023Kupferkarbonat
Other Languages:
German:Clarait
Spanish:Claraita

Other Information

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 Claraite

Reference List:

- +
Walenta, K. (1982): Clarait, ein neues Karbonatmineral aus der Grube Clara (mittlerer Schwarzwald). Chem. Erde, 41, 97-102. (in German).

American Mineralogist: 68: 471.

Walenta, K. (1999): On the lattice constants of claraite. Der Erzgräber, 13, 20-22.

Internet Links for Claraite

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

    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.
    Hide Locality List
    (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.
    Austria
     
    • Carinthia
      • Gailtaler Alpen & Karnische Alpen Mts
        • Arnoldstein
          • Feistritz an der Gail
    		Steir.Mineralog 25/2011, p.34-38.
        • Kirchbach
    		M. Puttner: Carinthia II 188./108.:193-199 (1998)
      • Karawanken Mts
        • Bad Eisenkappel (Bad Eisenkappl)
          • Rijavitzagraben (Jeravitzagraben; Remscheniggraben)
    		G. Niedermayr: Carinthia II 191./111.:97-102 (2001)
        • Finkenstein
          • Mallestiger Mittagskogel Mt.
    		G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
    [Der Aufschluss 1996,4 p.186-192]
    • Salzburg
      • Saalfelden
        • Leogang
          • Hütten
            • Schwarzleograben
              • Schwarzleo District
    		Miner.Arch.Salzb., vol.14 (297)
    Poeverlein, R. (2008): Euchroit und seine Begleiter vom prähistorischen Bergbau, Leogang, Österreich. Lapis, 33 (5), 13-22.
    • Tyrol
      • North Tyrol
        • Inn valley
          • Brixlegg - Schwaz area
            • Brixlegg - Rattenberg
              • Geyer - Silberberg District
                • Silberberg Mt.
    		Schnorrer, G. and Poeverlein, R. (2002) Schwaz-Brixlegg-Fundstellen: 2. Die Minerale des Stockerstollens bei Brixlegg in Tirol. Aufschluss, 53, 209-228.
              • Hof
    		Schnorrer, G. & Poeverlein, R. (2010): Schwaz-Brixlegger Fundstellen: 7. Die Minerale des Bergbaus Hofer Tratte bei Brixlegg in Tirol. Aufschluss 61, 147-156.
    Schnorrer, G. & Poeverlein, R. (2005): Schwaz-Brixlegger-Fundstellen: 3. Die Minerale vom Bergbau Maukenötz bei Brixlegg, Tirol. Der Aufschluss, 56, 223-234.
    Marco E. Ciriotti 15/10/2005
            • Schwaz
              • Ringenwechsel District
                • Weißer Schrofen
    		Schnorrer, G., Poeverlein, R. (2007): Die Minerale des Martinstollens am Weißen Schrofen, Der Aufschluss, Vol. 58, 27-40
    France
     
    • Languedoc-Roussillon
      • Aude
        • Carcassonne
          • Mas-Cabardès
            • Salsigne
    		 Le Règne Minéral, Hors série (3), 36-54
    • Provence-Alpes-Côte d'Azur
      • Var
        • Le Pradet
    		http://www.mine-capgaronne.fr/site/Mineraux/ListeMineraux.html
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Wolfach
          • Oberwolfach
            • Rankach valley
    		Chemie der Erde,(1982) 41, 97-102
    • Lower Saxony
      • Harz Mts
        • Bad Lauterberg
    		Wittern: "Mineralfundorte in Deutschland", 2001
    Schnorrer, G. & Tetzer, G. (2006): Clinotyrolite, cupro-allophane, chrysokolla, partzite and claraite from the former fluorite mine Flossberg in greater Andreas valley in Bad Lauterberg in the Southern Harz Mountains. Aufschluss 57, 39-42. (in German)
    Hungary
     
    • Borsod-Abaúj-Zemplén Co.
      • Rudabányai Mts.
        • Rudabánya
    		No reference listed
    Italy
     
    • Tuscany
      • Massa-Carrara Province
        • Apuan Alps
    		Orlandi, P. & Criscuolo, A. (2009). Minerali del marmo delle Alpi Apuane. Pacini editore, Pisa, 180 pp.
    Spain
     
    • Valencian Community
      • Castellón
    		Mineralogía de la concesión San Rafael, Villahermosa del Río, Castellón, España
          • San Rafael claim
    		- Cócera, H., Menor-Salván, C. and Muñoz-Alvarado, R. (2010): Mineralogía de la concesión San Rafael, Villahermosa del Río, Castellón, España. Acopios, 1, 1-51. [http://mti-acopios.blogspot.com/ ; http://issuu.com/malacate/docs/acopios-1-1?mode=a_p]
    Switzerland
     
    • Wallis (Valais)
      • Anniviers Valley
        • Saint-Luc
      • Martigny
        • Mont Chemin
    Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 115.
      • Sion (Sitten)
        • Granges
    		Le Règne Minéral, 44, p15-21
    Mineral and/or Locality
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