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Hubeite

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Formula:
Ca2Mn2+Fe3+[HSi4O13] · 2H2O
Colour:
Dark brown to light brown in thinner crystals.
Lustre:
Vitreous
Hardness:
Crystal System:
Triclinic
Name:
Named in 2001 after the Hubei Province in China, where the type locality is located.
This page provides mineralogical data about Hubeite.


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Classification of HubeiteHide

Approved
Approval Year:
2000
9.BJ.60

9 : SILICATES (Germanates)
B : Sorosilicates
J : Sorosilicates with Si3O10, Si4O11, etc. anions; cations in octahedral [6] and greater coordination

Physical Properties of HubeiteHide

Vitreous
Colour:
Dark brown to light brown in thinner crystals.
Streak:
Light orange-brown
Hardness:
5½ on Mohs scale
Cleavage:
Distinct/Good
on (001)

Chemical Properties of HubeiteHide

Formula:
Ca2Mn2+Fe3+[HSi4O13] · 2H2O
IMA Formula:
Ca2Mn2+Fe3+Si4O12(OH) · 2H2O

Crystallography of HubeiteHide

Crystal System:
Triclinic

Type Occurrence of HubeiteHide

General Appearance of Type Material:
Radiating aggregates of intergrown crystals with well-developed terminations.
Geological Setting of Type Material:
Manganiferous skarn
Associated Minerals at Type Locality:

Synonyms of HubeiteHide

Other Language Names for HubeiteHide

German:Hubeit
Simplified Chinese:湖北石
Spanish:Hubeita
Traditional Chinese:湖北石

Common AssociatesHide

Associated Minerals Based on Photo Data:
Inesite115 photos of Hubeite associated with Inesite on mindat.org.
Quartz73 photos of Hubeite associated with Quartz on mindat.org.
Apophyllite32 photos of Hubeite associated with Apophyllite on mindat.org.
Calcite22 photos of Hubeite associated with Calcite on mindat.org.
Pyrite19 photos of Hubeite associated with Pyrite on mindat.org.
Fluorapophyllite-(K)12 photos of Hubeite associated with Fluorapophyllite-(K) on mindat.org.
Manganilvaite4 photos of Hubeite associated with Manganilvaite on mindat.org.
Chalcopyrite3 photos of Hubeite associated with Chalcopyrite on mindat.org.
Fluorapophyllite-(Na)2 photos of Hubeite associated with Fluorapophyllite-(Na) on mindat.org.
Wollastonite1 photo of Hubeite associated with Wollastonite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.BJ.05OrientiteCa8Mn3+10(SiO4)3(Si3O10)3(OH)10 · 4H2O Orth.
9.BJ.10RosenhahniteHCa3[Si3O9(OH)]Tric.
9.BJ.15TrabzoniteCa4(Si3O9)(OH)2Orth. mm2 : Ama2
9.BJ.20Thalénite-(Y)Y3Si3O10FMon.
9.BJ.25TiragalloiteMn2+4As5+Si3O12(OH)Mon. 2/m
9.BJ.30MedaiteMn2+6V5+Si5O18(OH)Mon.
9.BJ.35RuiziteCa2Mn3+2[Si4O11(OH)2](OH)2·2H2OMon. 2
9.BJ.40Ardennite-(As)Mn2+4Al4(AlMg)(AsO4)(SiO4)2(Si3O10)(OH)6Orth. mmm (2/m 2/m 2/m)
9.BJ.40Ardennite-(V)Mn2+4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6Orth. mmm (2/m 2/m 2/m) : Pmmn
9.BJ.45KilchoaniteCa6(SiO4)(Si3O10)Orth.
9.BJ.50KornerupineMg3Al6(Si,Al,B)5O21(OH)Orth. mmm (2/m 2/m 2/m)
9.BJ.50Prismatine(◻,Fe,Mg)(Mg,Al,Fe)5Al4Si2(Si,Al)2(B,Si,Al)(O,OH,F)22Orth.
9.BJ.55ZunyiteAl13Si5O20(OH,F)18ClIso. 4 3m : F4 3m
9.BJ.65Cassagnaite(Ca,Mn2+)4(Fe3+,Mn3+,Al)4(V3+,Mg,Al)2(Si3O10)(SiO4)2(OH,O)8Orth. mmm (2/m 2/m 2/m) : Cmcm

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 HubeiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Hawthorne, F. C., M. A. Cooper, J. D. Grice, A. C. Roberts, W. R. Cook Jr., and R. J. Lauf (2002): Hubeite, a new mineral from the Daye mine, near Huangshi, Hubei Province, China. Mineralogical Record 33, 465-471.
Cooper, M. A., and F. C. Hawthorne (2004): The crystal structure of hubeite, a novel sorosilicate mineral. Canadian Mineralogist 42, 825-834.

Internet Links for HubeiteHide

Localities for HubeiteHide

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.
China (TL)
 
  • Hubei Province
    • Huangshi Prefecture
      • Daye Co.
Hawthorne, F. C., M. A. Cooper, J. D. Grice, A. C. Roberts, W. R. Cook Jr., and R. J. Lauf (2002): Mineralogical Record 33, 465-471.
Mineral and/or Locality  
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