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Ceruleite

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Formula:
Cu2Al7(AsO4)4(OH)13 · 11.5H2O
Colour:
Turquoise-blue.
Specific Gravity:
2.803
Crystal System:
Triclinic
Name:
From the Latin caeruleus, for "sky-blue" in allusion to its common colour.
Incorrect spelling is céruléite (Burke, 2008).


Hide all sections | Show all sections

Classification of CeruleiteHide

Approved, 'Grandfathered' (first described prior to 1959)
8.DE.25

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
E : With only medium-sized cations, (OH, etc.):RO4 = 3:1
42.13.6.1

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
13 : Miscellaneous
20.1.14

20 : Arsenates (also arsenates with phosphate, but without other anions)
1 : Arsenates of Cu

Physical Properties of CeruleiteHide

Colour:
Turquoise-blue.
Density:
2.803 g/cm3 (Measured)    

Optical Data of CeruleiteHide

Type:
Biaxial
Dispersion:
r < v weak

Chemical Properties of CeruleiteHide

Formula:
Cu2Al7(AsO4)4(OH)13 · 11.5H2O

Crystallography of CeruleiteHide

Crystal System:
Triclinic
Morphology:
Massive, compact and clay-like. Composed of extremely minute rod-like crystals.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
7.296 (75)
5.926 (70)
5.650 (l00)
4.877 (50)
4.760 (70)
3.545 (60)
3.235 (50)
2.984 (50)
2.650 (60)

Type Occurrence of CeruleiteHide

Synonyms of CeruleiteHide

Other Language Names for CeruleiteHide

Simplified Chinese:块砷铝铜矿
Spanish:Ceruléita

Common AssociatesHide

Associated Minerals Based on Photo Data:
Olivenite9 photos of Ceruleite associated with Olivenite on mindat.org.
Schlossmacherite7 photos of Ceruleite associated with Schlossmacherite on mindat.org.
Pharmacosiderite3 photos of Ceruleite associated with Pharmacosiderite on mindat.org.
Parnauite3 photos of Ceruleite associated with Parnauite on mindat.org.
Pharmacoalumite2 photos of Ceruleite associated with Pharmacoalumite on mindat.org.
Torbernite2 photos of Ceruleite associated with Torbernite on mindat.org.
Quartz1 photo of Ceruleite associated with Quartz on mindat.org.
Azurite1 photo of Ceruleite associated with Azurite on mindat.org.
Cyanotrichite1 photo of Ceruleite associated with Cyanotrichite on mindat.org.
Cuprite1 photo of Ceruleite associated with Cuprite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.DE.05SenegaliteAl2(PO4)(OH)(OH)2 · H2OOrth. mm2
8.DE.10FluelliteAl2(PO4)F2(OH) · 7H2OOrth. mmm (2/m 2/m 2/m) : Fddd
8.DE.15BulachiteAl2(AsO4)(OH)3 · 3H2OOrth.
8.DE.20ZapataliteCu3Al4(PO4)3(OH)9 · 4H2OTet.
8.DE.35AldermaniteMg5Al12(PO4)8(OH)22 · 32H2OOrth.
8.DE.40JuanitaiteBi(Cu,Ca,Fe)10(AsO4)4(OH)11 · 2H2OTet. 4/mmm (4/m 2/m 2/m) : P42/nnm
8.DE.45IangreyiteCa2Al7(PO4)2(PO3OH)2(OH,F)15 · 8H2OTrig. 3 2 : P3 2 1

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

20.1.1LammeriteCu3(AsO4)2Mon.
20.1.2OliveniteCu2(AsO4)(OH)Mon. 2/m : P21/m
20.1.3ClinoclaseCu3(AsO4)(OH)3Mon. 2/m : P21/b
20.1.4CornwalliteCu5(AsO4)2(OH)4Mon. 2/m : P21/b
20.1.5CornubiteCu5(AsO4)2(OH)4Tric. 1 : P1
20.1.6Chlorotile (of Frenzel)
20.1.7GeminiteCu(HAsO4) · H2OTric.
20.1.8EuchroiteCu2(AsO4)(OH) · 3H2OOrth. 2 2 2 : P21 21 21
20.1.9StrashimiriteCu8(AsO4)4(OH)4 · 5H2OMon.
20.1.10ArhbariteCu2Mg(AsO4)(OH)3Tric. 1 : P1
20.1.11LindackeriteCuCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
20.1.12ConichalciteCaCu(AsO4)(OH)Orth. 2 2 2 : P21 21 21
20.1.13LiroconiteCu2Al(AsO4)(OH)4 · 4H2OMon. 2/m
20.1.15ChenevixiteCu2Fe3+2(AsO4)2(OH)4Mon. 2/m : P21/m
20.1.16ArthuriteCuFe3+2(AsO4)2(OH)2 · 4H2OMon.

Other InformationHide

Notes:
Readily soluble in acids.
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 CeruleiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Dufet, M. H. (1900): Sur une nouvelle espèce minérale, la céruléite. Bulletin de la Société française de Minéralogie 23, 147-150. (as Céruléite)
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.: 927-928.
Schmetzer, K., Berdesinski, W., Bank, H., Kroužek E. (1976): Neue Untersuchungen an Ceruleit. Neues Jahrbuch für Mineralogie, Monatshefte, 1976, 418-425.
American Mineralogist (1987): 62: 598.
Burke, E. A. J. (2008): Tidying up Mineral Names: An IMA scheme for Suffixes, Hyphens and Diacritical Marks. Mineralogical Record, 39, 131-135.

Internet Links for CeruleiteHide

Localities for CeruleiteHide

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.
Australia
 
  • Western Australia
    • Ashburton Shire
Nickel, E.H., Gartrell, B.J. (1993) Secondary Minerals of Ashburton Downs Western Australia, Mineralogical Record (May-June 1993) 24:3: 203-218.
Mineralogical Record 24,203-216,218.
Handbook of Mineralogy
Chile
 
  • Antofagasta Region
    • Antofagasta Province
      • Santa Catalina
No reference listed
maurizio dini collection - quantitative analysis
Dufet (1900) Bulletin de la Société française de Minéralogie: 23: 147 (as Céruléite); 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.: 928..
  • Atacama Region
    • Copiapó Province
      • Tierra Amarilla
        • Pampa Larga district
Kampf, A. R., Mills, S. J., Housley, R. M., Rossman, G. R., Nash, B. P., Dini, M., & Jenkins, R. A. (2013). Joteite, Ca2CuAl [AsO4][AsO3 (OH)] 2 (OH) 2· 5H2O, a new arsenate with a sheet structure and unconnected acid arsenate groups. Mineralogical Magazine, 77(6), 2811-2823.; Kampf, A. R., Mills, S. J., Nash, B. P., Dini, M., & Molina Donoso, A. A. (2015). Tapiaite, Ca5Al2 (AsO4) 4 (OH) 4· 12H2O, a new mineral from the Jote mine, Tierra Amarilla, Chile. Mineralogical Magazine, 79(2), 345-354.
  • Tarapacá Region
    • El Tamarugal Province
      • Collahuasi district
A.Molina & M. Dini collections
France
 
  • Provence-Alpes-Côte d'Azur
    • Var
      • Le Pradet
[UKJMM 2:11-15 "Cap Garonne Secondary Copper and Lead - W.R. van den Berg"]
Namibia
 
  • Otjikoto Region (Oshikoto)
Handbook of Mineralogy
Portugal
 
  • Évora District
    • Estremoz
      • Glória
Identified by Christian Rewitzer (unknow method).
South Africa
 
  • Limpopo Province
    • Sekhukhune District
      • Marble Hall
        • Stavoren-Mute Fides (Stavoren - Mutue tin field)
Rick Turner
UK
 
  • England
    • Cornwall
      • Carharrack CP
        • Redruth
          • Carharrack
            • West Clifford United Mines
T Hardman Collection (visual identification)
      • Gwennap
        • Truro
          • Bissoe
            • Fernsplatt
No reference listed
      • Gwennap CP
        • Redruth
          • St Day
Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
Lapis 11(2), 38 (1986)
      • Lanner
        • Redruth
          • Lanner
      • Mount's Bay District
        • St Hilary
Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
      • St Day
[Embrey & Symes, 1987, 93 - "Minerals of Cornwall and Devon"]; Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
USA
 
  • Utah
    • Tooele Co.
      • Deep Creek Mts
        • Gold Hill District (Clifton District)
          • Gold Hill
Specimen acquired from SCMS. Probably collected by Joe Marty.
Mineral and/or Locality  
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