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Phosphoellenbergerite

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Formula:
(Mg,◻)2Mg12(PO4,PO3OH)6(PO3OH,CO3)2(OH)6
System:
Hexagonal
Colour:
Azure blue
Lustre:
Vitreous
Hardness:
Name:
Named as the phosphate analogue of ellenbergerite.
Closely related to ellenbergerite. Compare 'ellenbergerite-(PO4)', a supposed separate species.


Classification of Phosphoellenbergerite

Approved
Approval Year:
1994
8.BB.55

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
B : With only medium-sized cations, (OH, etc.):RO4 about 1:1

Physical Properties of Phosphoellenbergerite

Vitreous
Colour:
Azure blue
Streak:
White
Hardness (Mohs):

Optical Data of Phosphoellenbergerite

Type:
Uniaxial (-)
RI values:
nω = 1.606 - 1.609 nε = 1.588 - 1.589
Max Birefringence:
δ = 0.018 - 0.020
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of Phosphoellenbergerite

Formula:
(Mg,◻)2Mg12(PO4,PO3OH)6(PO3OH,CO3)2(OH)6
IMA Formula:
(Mg,◻)2Mg12(PO4,PO3OH)6(PO3OH,CO3)2(OH)6
Elements listed in formula:

Crystallography of Phosphoellenbergerite

Crystal System:
Hexagonal

Type Occurrence of Phosphoellenbergerite

Relationship of Phosphoellenbergerite to other Species

8.BB.XArsenowagneriteMg2(AsO4)F
8.BB.05AmblygoniteLiAl(PO4)F
8.BB.05MontebrasiteLiAl(PO4)(OH)
8.BB.05TavoriteLiFe3+(PO4)(OH)
8.BB.10Triplite(Mn2+,Fe2+)2(PO4)(F,OH)
8.BB.10Zwieselite(Fe2+,Mn2+)2(PO4)F
8.BB.15SarkiniteMn22+(AsO4)(OH)
8.BB.15Triploidite(Mn2+,Fe2+)2(PO4)(OH)
8.BB.15Wagnerite(Mg,Fe2+)2(PO4)F
8.BB.15Wolfeite(Fe2+,Mn2+)2(PO4)(OH)
8.BB.15Stanĕkite(Mn2+,Fe2+,Mg)Fe3+(PO4)O
8.BB.15JoosteiteMn2+(Mn3+,Fe3+)(PO4)O
8.BB.15HydroxylwagneriteMg2(PO4)(OH)
8.BB.20HoltedahliteMg2(PO4)(OH)
8.BB.20Satterlyite(Fe2+,Mg,Fe)12(PO4)5(PO3OH)(OH,O)6
8.BB.25AlthausiteMg4(PO4)2(OH,O)(F,☐)
8.BB.30AdamiteZn2(AsO4)(OH)
8.BB.30EveiteMn22+(AsO4)(OH)
8.BB.30LibetheniteCu2(PO4)(OH)
8.BB.30OliveniteCu2(AsO4)(OH)
8.BB.30ZincolibetheniteCuZn(PO4)(OH)
8.BB.30ZincoliveniteCuZn(AsO4)(OH)
8.BB.30AuriacusiteFe3+Cu2+(AsO4)O
8.BB.35ParadamiteZn2(AsO4)(OH)
8.BB.35TarbuttiteZn2(PO4)(OH)
8.BB.40BarbosaliteFe2+Fe23+(PO4)2(OH)2
8.BB.40HentscheliteCuFe23+(PO4)2(OH)2
8.BB.40Lazulite(Mg,Fe2+)Al2(PO4)2(OH)2
8.BB.40ScorzaliteFe2+Al2(PO4)2(OH)2
8.BB.40WilhelmkleiniteZnFe23+(AsO4)2(OH)2
8.BB.45TrolleiteAl4(PO4)3(OH)3
8.BB.50NamibiteCu(BiO)2(VO4)(OH)
8.BB.60UrusoviteCuAl(AsO4)O
8.BB.65TheoparacelsiteCu3(As2O7)(OH)2
8.BB.70TuraniteCu5(VO4)2(OH)4
8.BB.75StoiberiteCu5(VO4)2O2
8.BB.80FingeriteCu11(VO4)6O2
8.BB.85AverieviteCu6(VO4)2O2Cl2
8.BB.90LipscombiteFe2+Fe23+(PO4)2(OH)2
8.BB.90RichelliteCaFe23+(PO4)2(OH,F)2
8.BB.90ZinclipscombiteZnFe23+(PO4)2(OH)2

Other Names for Phosphoellenbergerite

Name in Other Languages:

Other Information

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 Phosphoellenbergerite

Reference List:
Raade, G., Rømming, C. and Medenbach, O. (1998): Carbonate-substituted phosphoellenbergerite from Modum, Norway: description and crystal structure. Mineralogy and Petrology, 62, 89-101.

Contributions to Mineralogy and Petrology: 86: 106-118.

Contributions to Mineralogy and Petrology: 92: 316-321.

Mineralogy and Petrology (1998): 131: 54-70.

Contributions to Mineralogy and Petrology: 140: 422-440.

Internet Links for Phosphoellenbergerite

mindat.org URL:
https://www.mindat.org/min-7232.html
Please feel free to link to this page.

Localities for Phosphoellenbergerite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Italy (TL)
 
  • Piedmont
    • Cuneo Province
Contrib. Min. Pet. (1998) 131, 54; Am. Mineral. (1999) 84, 1196
      • Po Valley
        • Martiniana Po
Knut Eldjarn
      • Varaita Valley
        • Brossasco
          • Gilba Valley
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
        • Venasca
          • Isasca valley
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
Norway
 
  • Buskerud
    • Modum
      • Overntjern
Knut Eldjarn; Nordrum, F.S. (2000). Nyfunn av mineraler i Norge 1999-2000. Bergverksmuseets Skrift 17:59-63
Raade, G., Rømming, C., Medenbach, O. (1998): Carbonate-substituted phosphoellenbergerite from Modum, Norway: description and crystal structure. Mineralogy and Petrology, 62, 89-101.
Mineral and/or Locality  
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