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Ojuelaite

A valid IMA mineral species
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ZnFe3+2(AsO4)2(OH)2 · 4H2O
Colour:
Pale yellowish, pale greenish
Lustre:
Vitreous, Silky
Hardness:
3
Specific Gravity:
3.39
Crystal System:
Monoclinic
Member of:
Arthurite Group
Name:
Named in 1981 by Fabien Cesbron, Miguel Romero Sanchez, and Sidney A. Williams for the type locality, Ojuela Mine, Mapimí, Mun. de Mapimí, Durango, Mexico.
Type Locality:
ⓘOjuela Mine, Mapimí, Mapimí Municipality, Durango, Mexico
Arthurite Group.


Unique Identifiers
Approval year:
1979
First published:
1981
Type description reference:
Cesbron, Fabien, Romero S., Miguel, Williams, Sydney A. (1981) La mapimite et l'ojuélaïte, deux nouveaux arséniates hydratés de zinc et de fer de la mine Ojuela, Mapimi, Mexique.Bulletin de Minéralogie, 104 (4) 582-586doi:10.3406/bulmi.1981.7510

Classification of Ojuelaite

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
Dana 8th ed.:
42.11.20.3

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
11 : (AB)3(XO4)2Zq·xH2O
Hey's CIM Ref.:
20.3.20

20 : Arsenates (also arsenates with phosphate, but without other anions)
3 : Arsenates of Zn, Cd or Hg

Mineral Symbols
Transparency:
Transparent, Translucent
Colour:
Pale yellowish, pale greenish
Streak:
Pale yellow
Hardness:
3 onMohs scale
Cleavage:
Imperfect/Fair
{010}, observable
Density:
3.39 g/cm3 (Measured)    3.39 g/cm3 (Calculated)

Optical Data of Ojuelaite
Surface Relief:
Moderate
Dispersion:
r > v
Pleochroism:
Weak
Comments:
In yellows.

Chemistry of Ojuelaite

Crystallography of Ojuelaite
Place of Conservation of Type Material:
1) University of Pierre and Marie Curie, Paris, France.
2) National Museum of Natural History, Washington, D.C., USA, 145679.
Associated Minerals at Type Locality:
LimoniteParadamiteScoroditeSmithsonite
Reference:
Cesbron, Fabien, Romero S., Miguel, Williams, Sydney A. (1981) La mapimite et l'ojuélaïte, deux nouveaux arséniates hydratés de zinc et de fer de la mine Ojuela, Mapimi, Mexique.Bulletin de Minéralogie, 104 (4) 582-586doi:10.3406/bulmi.1981.7510

Synonyms of Ojuelaite

Other Language Names for Ojuelaite

Relationship of Ojuelaite to other Species
Other Members of Arthurite Group:
ArthuriteCuFe3+2(AsO4)2(OH)2 · 4H2OMon. 2/m :P21/b
BendadaiteFe2+Fe3+2(AsO4)2(OH)2 · 4H2OMon. 2/m :P21/b
CobaltarthuriteCoFe3+2(AsO4)2(OH)2 · 4H2OMon. 2/m :P21/b
EarlshannoniteMn2+Fe3+2(PO4)2(OH)2 · 4H2OMon. 2/m :P21/b
KunatiteCuFe3+2(PO4)2(OH)2 · 4H2OMon. 2/m :P21/b
UKI-2006-(PO:AlCuFeH)Fe2+Al3+2(PO4)2(OH)2 · 4H2O
UM2006-27-PO:FeHZnZnFe3+2(PO4)2(OH)2 · 4H2OMon.
WhitmoreiteFe2+Fe3+2(PO4)2(OH)2 · 4H2OMon. 2/m :P21/b

Common AssociatesTric.1 :P18.DC.FerrivauxiteFe3+Al2(PO4)2(OH)3 · 5H2OTric.1 :P18.DC.IanbruceiteZn2(AsO4)(OH) · 3H2OMon. 2/m :P21/b8.DC.05NissoniteCu2Mg2(PO4)2(OH)2 · 5H2OMon. 2/m :B2/b8.DC.07EuchroiteCu2(AsO4)(OH) · 3H2OOrth. 222 :P2121218.DC.10LegranditeZn2(AsO4)(OH) · H2OMon. 2/m :P21/b8.DC.12StrashimiriteCu8(AsO4)4(OH)4 · 5H2OMon.8.DC.15EarlshannoniteMn2+Fe3+2(PO4)2(OH)2 · 4H2OMon. 2/m :P21/b8.DC.15KunatiteCuFe3+2(PO4)2(OH)2 · 4H2OMon. 2/m :P21/b8.DC.15UM2006-27-PO:FeHZnZnFe3+2(PO4)2(OH)2 · 4H2OMon.8.DC.15UKI-2006-(PO:AlCuFeH)Fe2+Al3+2(PO4)2(OH)2 · 4H2O8.DC.15CobaltarthuriteCoFe3+2(AsO4)2(OH)2 · 4H2OMon. 2/m :P21/b8.DC.15ArthuriteCuFe3+2(AsO4)2(OH)2 · 4H2OMon. 2/m :P21/b8.DC.15WhitmoreiteFe2+Fe3+2(PO4)2(OH)2 · 4H2OMon. 2/m :P21/b8.DC.15BendadaiteFe2+Fe3+2(AsO4)2(OH)2 · 4H2OMon. 2/m :P21/b8.DC.17KleemaniteZnAl2(PO4)2(OH)2 · 3H2OMon.8.DC.20MagnesiobermaniteMgMn3+2(PO4)2(OH)2 · 4H2OMon. 2 :P218.DC.20BermaniteMn2+Mn3+2(PO4)2(OH)2 · 4H2OMon. 2/m :P2/b8.DC.20CoralloiteMn2+Mn3+2(AsO4)2(OH)2 · 4H2OTric. 1 :P18.DC.22KovdorskiteMg2(PO4)(OH) · 3H2OMon. 2/m :P21/b8.DC.25ZincostrunziteZnFe3+2(PO4)2(OH)2 · 6.5H2OTric.1 :P18.DC.25MetavauxiteFe2+Al2(PO4)2(OH)2 · 8H2OMon. 2/m :P21/b8.DC.25MetavivianiteFe2+Fe3+2(PO4)2(OH)2 · 6H2OTric.1 :P18.DC.25FerristrunziteFe3+Fe3+2(PO4)2(OH)3 · 5H2OTric.8.DC.25StrunziteMn2+Fe3+2(PO4)2(OH)2 · 6H2OTric.1 :P18.DC.25FerrostrunziteFe2+Fe3+2(PO4)2(OH)2 · 6H2OTric.8.DC.27BerauniteFe3+6(PO4)4O(OH)4 · 6H2OMon.m :Bb8.DC.27TvrdýiteFe2+Fe3+2Al3(PO4)4(OH)5(H2O)4 · 2H2OMon. 2/m :B2/b8.DC.27ZincoberauniteZnFe3+5(PO4)4(OH)5 · 6H2OMon. 2/m :B2/b8.DC.30MaghrebiteMgAl2(AsO4)2(OH)2 · 8H2OTric.1 :P18.DC.30FerrolaueiteFe2+Fe3+2(PO4)2(OH)2 · 8H2OTric.1 :P18.DC.30UshkoviteMgFe3+2(PO4)2(OH)2 · 8H2OTric.1 :P18.DC.30LaueiteMn2+Fe3+2(PO4)2(OH)2 · 8H2OTric.1 :P18.DC.30ParavauxiteFe2+Al2(PO4)2(OH)2 · 8H2OTric.1 :P18.DC.30SigloiteFe3+Al2(PO4)2(OH)3 · 7H2OTric.1 :P18.DC.30NordgauiteMnAl2(PO4)2(F,OH)2 · 5H2OTric.1 :P18.DC.30Kayrobertsonite[MnAl2(PO4)2(OH)2(H2O)4] · 2H2OTric.1 :P18.DC.30KummeriteMn2+Fe3+Al(PO4)2(OH)2 · 8H2OTric.1 :P18.DC.30MangangordoniteMn2+Al2(PO4)2(OH)2 · 8H2OTric.1 :P18.DC.30StewartiteMn2+Fe3+2(PO4)2(OH)2 · 8H2OTric.1 :P18.DC.30GordoniteMgAl2(PO4)2(OH)2 · 8H2OTric. 1 :P18.DC.30Kastningite(Mn2+,Fe2+,Mg)Al2(PO4)2(OH)2 · 8H2OTric.1 :P18.DC.30PseudolaueiteMn2+Fe3+2(PO4)2(OH)2 · 8H2OMon. 2/m :P21/b8.DC.32KamarizaiteFe3+3(AsO4)2(OH)3 · 3H2OTric.1 :P18.DC.32TinticiteFe3+3(PO4)2(OH)3 · 3H2OTric.1 :P18.DC.35VauxiteFe2+Al2(PO4)2(OH)2 · 6H2OTric.1 :P18.DC.37VantasseliteAl4(PO4)3(OH)3 · 9H2OOrth.8.DC.40CacoxeniteFe3+24AlO6(PO4)17(OH)12 · 75H2OHex. 6/m :P63/m8.DC.45Souzalite(Mg,Fe2+)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2OTric.18.DC.45Gormanite(Fe2+,Mg)3(Al,Fe3+)4(PO4)4(OH)6 · 2H2OTric.8.DC.47KingiteAl3(PO4)2F2(OH) · 7H2OTric.8.DC.50AllanpringiteFe3+3(PO4)2(OH)3 · 5H2OMon. 2/m :P21/m8.DC.50FluorwavelliteAl3(PO4)2(OH)2F · 5H2OOrth.mmm(2/m2/m2/m)8.DC.50WavelliteAl3(PO4)2(OH)3 · 5H2OOrth.mmm(2/m2/m2/m)8.DC.52KribergiteAl5(PO4)3(SO4)(OH)4 · 4H2OTric.1 :P18.DC.55MapimiteZn2Fe3+3(AsO4)3(OH)4 · 10H2OMon.m :Bm8.DC.57OgdensburgiteCa2Fe3+4(Zn,Mn2+)(AsO4)4(OH)6 · 6H2OOrth.mmm(2/m2/m2/m) :Cmmm8.DC.60CloncurryiteCu0.5(VO)0.5Al2(PO4)2F2 · 5H2OMon. 2/m :P21/b8.DC.60Nevadaite(Cu2+,Al,V3+)6Al8(PO4)8F8(OH)2 · 22H2OOrth.mmm(2/m2/m2/m)8.DC.62KenngottiteMn2+3Fe3+4(PO4)4(OH)6(H2O)2Mon. 2/m :P2/b8.DC.67MolinelloiteCu(H2O)(OH)V4+O(V5+O4)Tric.1 :P18.DC.70WhitecapsiteH16Fe2+5Fe3+14Sb3+6(AsO4)18O16 · 120H2OHex. 6/m :P63/m8.DC.75HeimitePbCu2(AsO4)(OH)3 · 2H2OMon. 2/m8.DC.80LedneviteCu[PO3(OH)] · H2OMon. 2/m :P21/b

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    • References for OjuelaiteⓘKamariza mines (Kamareza mines)Kolitsch et al. (2010)Fritz Schreiber collectionRieck (1999)Rieck et al. (2018)
    Mexico (TL)
     
    [Bull.Min. (1981)+1 other referenceMoore (2008)Handbook of Mineralogy Vol. IV pg. 418.
    Namibia
     
    Gebhard (1999)
    USA
     
    Dunn (1995)
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