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Phosphowalpurgite

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About PhosphowalpurgiteHide

Formula:
(BiO)4(UO2)(PO4)2 · 2H2O
Colour:
Brownish grey
Lustre:
Adamantine, Vitreous
Specific Gravity:
4.59 (Calculated)
Crystal System:
Triclinic
Name:
P-dominant analogue of Walpurgite.
This page provides mineralogical data about Phosphowalpurgite.


Classification of PhosphowalpurgiteHide

Approved
Approval Year:
2001
8.EA.05

8 : PHOSPHATES, ARSENATES, VANADATES
E : Uranyl phosphates and arsenates
A : UO2:RO4 = 1:2

Physical Properties of PhosphowalpurgiteHide

Adamantine, Vitreous
Transparency:
Translucent
Colour:
Brownish grey
Density:
4.59 g/cm3 (Calculated)

Optical Data of PhosphowalpurgiteHide

Type:
Biaxial

Chemical Properties of PhosphowalpurgiteHide

Formula:
(BiO)4(UO2)(PO4)2 · 2H2O
IMA Formula:
(UO2)Bi4O4(PO4)2 · 2H2O

Crystallography of PhosphowalpurgiteHide

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 7.06 Å, b = 13.238 Å, c = 5.464 Å
α = 101.22°, β = 109.93°, γ = 87.93°
Ratio:
a:b:c = 0.533 : 1 : 0.413
Unit Cell V:
470.6 ų

Type Occurrence of PhosphowalpurgiteHide

Synonyms of PhosphowalpurgiteHide

Other Language Names for PhosphowalpurgiteHide

Simplified Chinese:磷铋铀矿
Traditional Chinese:磷鉍鈾礦

Relationship of Phosphowalpurgite to other SpeciesHide

Other Members of this group:
Orthowalpurgite(BiO)4(UO2)(AsO4)2 · 2H2OOrth.
Walpurgite(BiO)4(UO2)(AsO4)2 · 2H2OTric.

Related Minerals - Nickel-Strunz GroupingHide

8.EA.05Orthowalpurgite(BiO)4(UO2)(AsO4)2 · 2H2OOrth.
8.EA.05Walpurgite(BiO)4(UO2)(AsO4)2 · 2H2OTric.
8.EA.10HallimonditePb2(UO2)(AsO4)2 · nH2O, 0 ≤ n ≤ 0.5Tric. 1 : P1
8.EA.10ParsonsitePb2(UO2)(PO4)2Tric. 1 : P1
8.EA.15UlrichiteCaCu(UO2)(PO4)2 · 4H2OMon.
8.EA.20LakebogaiteCaNaFe3+2H(UO2)2(PO4)4(OH)2 · 8H2OMon. m : Bb

Other InformationHide

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 PhosphowalpurgiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Sejkora, J., Čejka, J., Hloušek, J., Novák, M., Šrein, V. (2004) Phosphowalpurgite, the (PO4)-dominant analogue of walpurgite, from Smrkovec, Slavkovský Les Mountains, Czech Republic. Canadian Mineralogist: 42(4): 963-972.

Internet Links for PhosphowalpurgiteHide

Localities for PhosphowalpurgiteHide

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.
Czech Republic
 
  • Karlovy Vary Region
    • Krušné Hory Mts (Erzgebirge)
      • Jáchymov District (St Joachimsthal)
AmMin 84:688]
    • Mariánské Lázně (Marienbad)
      • Slavkovský Les Mtn
Sejkora, J., Cejka, J., Hlousek, J., Novak, M., Srein, V. (2004): Phosphowalpurgite, the (PO4)-dominant analogue of walpurgite, from Smrkovec, Slavonsky Les Mountains, Czech Republic. Canadian Mineralogist, 42, 963-972
Germany
 
  • Saxony
    • Erzgebirge
      • Annaberg District
        • Annaberg-Buchholz
          • Frohnau
            • Schreckenberg
Andreas Gerstenberg collection, depicted on FMF Forum website (www.mineral-forum.com)
Mineral and/or Locality  
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