Allanpringite
A valid IMA mineral species
This page is currently not sponsored. Click here to sponsor this page.
About Allanpringite
Formula:
Fe3+3(PO4)2(OH)3 · 5H2O
Colour:
Pale brown-yellow
Lustre:
Vitreous
Hardness:
3
Specific Gravity:
2.54
Crystal System:
Monoclinic
Member of:
Name:
For Dr. Allan Pring, eminent Australian mineralogist and Curator at the South Australian Museum, Adelaide.
Unique Identifiers
Mindat ID:
27431
Long-form identifier:
mindat:1:1:27431:9
GUID
(UUID V4):
(UUID V4):
0f2c5e23-31e0-4725-82ed-571466b23ed2
Classification of Allanpringite
Approved
Approval year:
2004
First published:
2006
8.DC.50
8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
C : With only medium-sized cations, (OH, etc.):RO4 = 1:1 and < 2:1
8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
C : With only medium-sized cations, (OH, etc.):RO4 = 1:1 and < 2:1
42.10.2.2
42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
10 : A3(XO4)2Zq·xH2O
42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
10 : A3(XO4)2Zq·xH2O
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Apg | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Allanpringite
Vitreous
Transparency:
Transparent, Translucent
Colour:
Pale brown-yellow
Streak:
White with a pale yellowish tint
Hardness:
3 on Mohs scale
Tenacity:
Brittle
Cleavage:
Perfect
Parallel to the morphological elongation; good parallel to {010}.
Parallel to the morphological elongation; good parallel to {010}.
Fracture:
Irregular/Uneven
Density:
2.54(2) g/cm3 (Measured) 2.583 g/cm3 (Calculated)
Comment:
Calculated density refers to the empirical formula.
Optical Data of Allanpringite
Type:
Biaxial (+)
RI values:
nα = 1.662(5) nβ = 1.675(5) nγ = 1.747(5)
2V:
Calculated: 48°
Max Birefringence:
δ = 0.085
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
not visible
Pleochroism:
Strong
Comments:
X colourless, Y colourless, Z dark yellow; absorption Z ≫ X ∼ Y; orientation XYZ = **b (pseudoorthorhombic)
Chemical Properties of Allanpringite
Formula:
Fe3+3(PO4)2(OH)3 · 5H2O
Elements listed:
Crystallography of Allanpringite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/m
Cell Parameters:
a = 9.777(3) Å, b = 7.358(2) Å, c = 17.83(5) Å
β = 92.19(4)°
β = 92.19(4)°
Ratio:
a:b:c = 1.329 : 1 : 2.423
Unit Cell V:
1281.7 ų
Z:
4
Morphology:
Acicular crystals, elongated along [010], to 1.5 mm, in bundles, to 2 mm, of subparallel individuals.
Comment:
Cell parameter from single-crystal data.
Crystal Structure
Load
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Show
Big Balls | Small Balls | Just Balls | Spacefill
Polyhedra Off | Si Polyhedra | All Polyhedra
Remove metal-metal sticks
Big Balls | Small Balls | Just Balls | Spacefill
Polyhedra Off | Si Polyhedra | All Polyhedra
Remove metal-metal sticks
Display Options
Black Background | White Background
Perspective On | Perspective Off
2D | Stereo | Red-Blue | Red-Cyan
Black Background | White Background
Perspective On | Perspective Off
2D | Stereo | Red-Blue | Red-Cyan
View
CIF File Best | x | y | z | a | b | c
CIF File Best | x | y | z | a | b | c
Rotation
Stop | Start
Stop | Start
Labels
Console Off | On | Grey | Yellow
Console Off | On | Grey | Yellow
Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0007186 | Allanpringite | Kolitsch U, Bernhardt H J, Lengauer C L, Blass G, Tillmanns E (2006) Allanpringite, Fe3(PO4)2(OH)3*5H2O, a new ferric iron phosphate from Germany, and its close relation to wavellite European Journal of Mineralogy 18 793-801 | 2006 | Grube mark, Esserhausen, Weilburg/Lahn, Taunus, Hesse, Germany | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
8.90 Å | (100) |
8.41 Å | (60) |
5.870 Å | (50) |
3.600 Å | (50) |
3.231 Å | (80) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 7: Great Oxidation Event | <2.4 |
47a : [Near-surface hydration of prior minerals] | |
47c : [Carbonates, phosphates, borates, nitrates] |
Type Occurrence of Allanpringite
General Appearance of Type Material:
Acicular, invariably twinned (by nonmerohedry) crystals, which are always intergrown to form bundles of subparallel individuals.
Place of Conservation of Type Material:
Natural History Museum, Vienna, Austria.
Geological Setting of Type Material:
With other iron phosphates in the dump of an abandoned iron mine.
Associated Minerals at Type Locality:
Synonyms of Allanpringite
Other Language Names for Allanpringite
German:Allanpringit
Relationship of Allanpringite to other Species
Member of:
Other Members of this group:
Fluorwavellite | Al3(PO4)2(OH)2F · 5H2O | Orth. mmm (2/m 2/m 2/m) |
Wavellite | Al3(PO4)2(OH,F)3 · 5H2O | Orth. mmm (2/m 2/m 2/m) |
Common Associates
Associated Minerals Based on Photo Data:
3 photos of Allanpringite associated with Beraunite | Fe3+6(PO4)4O(OH)4 · 6H2O |
2 photos of Allanpringite associated with Cacoxenite | Fe3+24AlO6(PO4)17(OH)12 · 75H2O |
1 photo of Allanpringite associated with Fluorwavellite | Al3(PO4)2(OH)2F · 5H2O |
Related Minerals - Strunz-mindat Grouping
8.DC. | Ianbruceite | Zn2(AsO4)(OH) · 3H2O | Mon. 2/m : P21/b |
8.DC. | Césarferreiraite | Fe2+ Fe3+2(AsO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC. | Ferrivauxite | Fe3+Al2(PO4)2(OH)3 · 5H2O | Tric. 1 : P1 |
8.DC. | Heimite | PbCu2(AsO4)(OH)3 · 2H2O | Mon. 2/m |
8.DC.05 | Nissonite | Cu2Mg2(PO4)2(OH)2 · 5H2O | Mon. 2/m : B2/b |
8.DC.07 | Euchroite | Cu2(AsO4)(OH) · 3H2O | Orth. 2 2 2 : P21 21 21 |
8.DC.10 | Legrandite | Zn2(AsO4)(OH) · H2O | Mon. 2/m : P21/b |
8.DC.12 | Strashimirite | Cu8(AsO4)4(OH)4 · 5H2O | Mon. |
8.DC.15 | Arthurite | CuFe3+2(AsO4)2(OH)2 · 4H2O | Mon. 2/m : P21/b |
8.DC.15 | Earlshannonite | Mn2+Fe3+2(PO4)2(OH)2 · 4H2O | Mon. 2/m : P21/b |
8.DC.15 | Ojuelaite | ZnFe3+2(AsO4)2(OH)2 · 4H2O | Mon. 2/m : P21/b |
8.DC.15 | Whitmoreite | Fe2+Fe3+2(PO4)2(OH)2 · 4H2O | Mon. 2/m : P21/b |
8.DC.15 | Cobaltarthurite | (Co,Mg)Fe3+2(AsO4)2(OH)2 · 4H2O | Mon. 2/m : P21/b |
8.DC.15 | Bendadaite | Fe2+Fe3+2(AsO4)2(OH)2 · 4H2O | Mon. 2/m : P21/b |
8.DC.15 | Kunatite | CuFe3+2(PO4)2(OH)2 · 4H2O | Mon. 2/m : P21/b |
8.DC.15 | UM2006-27-PO:FeHZn | ZnFe3+2(PO4)2(OH)2 · 4H2O | Mon. |
8.DC.15 | UKI-2006-(PO:AlCuFeH) | Fe2+Al3+2(PO4)2(OH)2 · 4H2O | |
8.DC.17 | Kleemanite | ZnAl2(PO4)2(OH)2 · 3H2O | Mon. |
8.DC.20 | Bermanite | Mn2+Mn3+2(PO4)2(OH)2 · 4H2O | Mon. 2/m : P2/b |
8.DC.20 | Coralloite | Mn2+Mn3+2(AsO4)2(OH)2 · 4H2O | Tric. 1 : P1 |
8.DC.20 | Magnesiobermanite | MgMn3+2(PO4)2(OH)2 · 4H2O | Mon. 2 : P21 |
8.DC.22 | Kovdorskite | Mg2(PO4)(OH) · 3H2O | Mon. 2/m : P21/b |
8.DC.25 | Ferristrunzite | Fe3+Fe3+2(PO4)2(OH)3 · 5H2O | Tric. |
8.DC.25 | Ferrostrunzite | Fe2+Fe3+2(PO4)2(OH)2 · 6H2O | Tric. |
8.DC.25 | Metavauxite | Fe2+Al2(PO4)2(OH)2 · 8H2O | Mon. 2/m : P21/b |
8.DC.25 | Metavivianite | Fe2+Fe3+2(PO4)2(OH)2 · 6H2O | Tric. 1 : P1 |
8.DC.25 | Strunzite | Mn2+Fe3+2(PO4)2(OH)2 · 6H2O | Tric. 1 : P1 |
8.DC.25 | Zincostrunzite | ZnFe3+2(PO4)2(OH)2 · 6.5H2O | Tric. 1 : P1 |
8.DC.27 | Beraunite | Fe3+6(PO4)4O(OH)4 · 6H2O | Mon. m : Bb |
8.DC.27 | Tvrdýite | Fe2+Fe3+2 Al3(PO4)4(OH)5(H2O)4 · 2H2O | Mon. 2/m : B2/b |
8.DC.27 | Zincoberaunite | ZnFe3+5(PO4)4(OH)5 · 6H2O | Mon. 2/m : B2/b |
8.DC.30 | Gordonite | MgAl2(PO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.30 | Laueite | Mn2+Fe3+2(PO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.30 | Mangangordonite | Mn2+Al2(PO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.30 | Paravauxite | Fe2+Al2(PO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.30 | Pseudolaueite | Mn2+Fe3+2(PO4)2(OH)2 · 8H2O | Mon. 2/m : P21/b |
8.DC.30 | Sigloite | Fe3+Al2(PO4)2(OH)3 · 7H2O | Tric. 1 : P1 |
8.DC.30 | Stewartite | Mn2+Fe3+2(PO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.30 | Ushkovite | MgFe3+2(PO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.30 | Ferrolaueite | Fe2+Fe3+2(PO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.30 | Kastningite | (Mn2+,Fe2+,Mg)Al2(PO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.30 | Maghrebite | MgAl2(AsO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.30 | Nordgauite | MnAl2(PO4)2(F,OH)2 · 5H2O | Tric. 1 : P1 |
8.DC.30 | Kayrobertsonite | [MnAl2(PO4)2(OH)2(H2O)4] · 2H2O | Tric. 1 : P1 |
8.DC.30 | Kummerite | Mn2+Fe3+Al(PO4)2(OH)2 · 8H2O | Tric. 1 : P1 |
8.DC.32 | Tinticite | Fe3+3(PO4)2(OH)3 · 3H2O | Tric. 1 : P1 |
8.DC.32 | Kamarizaite | Fe3+3(AsO4)2(OH)3 · 3H2O | Tric. 1 : P1 |
8.DC.35 | Vauxite | Fe2+Al2(PO4)2(OH)2 · 6H2O | Tric. 1 : P1 |
8.DC.37 | Vantasselite | Al4(PO4)3(OH)3 · 9H2O | Orth. |
8.DC.40 | Cacoxenite | Fe3+24AlO6(PO4)17(OH)12 · 75H2O | Hex. 6/m : P63/m |
8.DC.45 | Gormanite | (Fe2+,Mg)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2O | Tric. |
8.DC.45 | Souzalite | (Mg,Fe2+)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2O | Tric. 1 |
8.DC.47 | Kingite | Al3(PO4)2F2(OH) · 7H2O | Tric. |
8.DC.50 | Wavellite | Al3(PO4)2(OH,F)3 · 5H2O | Orth. mmm (2/m 2/m 2/m) |
8.DC.50 | Fluorwavellite | Al3(PO4)2(OH)2F · 5H2O | Orth. mmm (2/m 2/m 2/m) |
8.DC.52 | Kribergite | Al5(PO4)3(SO4)(OH)4 · 4H2O | Tric. 1 : P1 |
8.DC.55 | Mapimite | Zn2Fe3+3(AsO4)3(OH)4 · 10H2O | Mon. m : Bm |
8.DC.57 | Ogdensburgite | Ca2Fe3+4(Zn,Mn2+)(AsO4)4(OH)6 · 6H2O | Orth. mmm (2/m 2/m 2/m) : Cmmm |
8.DC.60 | Nevadaite | (Cu2+,Al,V3+)6Al8(PO4)8F8(OH)2 · 22H2O | Orth. mmm (2/m 2/m 2/m) |
8.DC.60 | Cloncurryite | Cu0.5(VO)0.5Al2(PO4)2F2 · 5H2O | Mon. 2/m : P21/b |
8.DC.62 | Kenngottite | Mn2+3Fe3+4(PO4)4(OH)6(H2O)2 | Mon. 2/m : P2/b |
8.DC.67 | Molinelloite | Cu(H2O)(OH)V4+O(V5+O4) | Tric. 1 : P1 |
8.DC.70 | Whitecapsite | H16Fe2+5Fe3+14Sb3+6(AsO4)18O16 · 120H2O | Hex. 6/m : P63/m |
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 Allanpringite
Reference List:
Localities for Allanpringite
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and 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 (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
Czech Republic | |
| Vrtiška L, Sejkora J, Malíková R (2019) A study of secondary phosphates with allanpringite and tvrdýite from the abandoned iron deposit Krušná hora near Beroun (Czech Republic). Bull Mineral Petrolog 27(2): 231-246 (in czech language, with english abstract) https://www.researchgate.net/publication/338127498_A_study_of_secondary_phosphates_with_allanpringite_and_tvrdyite_from_the_abandoned_iron_deposit_Krusna_hora_near_Beroun_Czech_Republic |
Germany | |
| Keck, E., Grey, I.E., MacRae, C.M., Boer, S., Hochleitner, R., Rewitzer, C., Mumme, W.G., Glenn, A.M., Davidson, C. (2022) New secondary phosphate mineral occurrences and their crystal chemistry, at the Hagendorf Süd pegmatite, Bavaria. European Journal of Mineralogy: 34: 439-450. |
| XRD by Gerhard Möhn and Joy Desor |
| U. Kolitsch, H.-J. Bernhardt, C. L. Lengauer, G. Blaß and E. Tillmanns (2006): Allanpringite, Fe3(PO4)2(OH)3·5H2O, a new ferric iron phosphate from Germany, and its close relation to wavellite. European Journal of Mineralogy, 18, 793-801. |
Quick NavTopAbout AllanpringiteUnique IdentifiersClassification Mineral SymbolsPhysical Properties Optical Data Chemical Properties Crystallography Crystal StructureX-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesRelationshipsCommon AssociatesStrunz-MindatOther InformationReferences Localities Locality List
Mark Mine, Weinbach, Limburg-Weilburg, Giessen Region, Hesse, Germany