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Zincospiroffite

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About ZincospiroffiteHide

Formula:
Zn2Te4+3O8
Colour:
Grey
Lustre:
Vitreous
Hardness:
Specific Gravity:
5.57 (Calculated)
Crystal System:
Monoclinic
Name:
Named as the zinc analogue of Spiroffite.
The zinc analogue of Spiroffite. Compare the chemically related dagenaisite.


Classification of ZincospiroffiteHide

Approved
Approval Year:
2002
4.JK.10

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
K : Tellurites without additional anions, without H2O

Physical Properties of ZincospiroffiteHide

Vitreous
Transparency:
Translucent
Colour:
Grey
Streak:
Dark green
Hardness:
2½ on Mohs scale
Tenacity:
Brittle
Fracture:
Irregular/Uneven
Density:
5.57 g/cm3 (Calculated)

Chemical Properties of ZincospiroffiteHide

Formula:
Zn2Te4+3O8
IMA Formula:
Zn2Te3O8

Crystallography of ZincospiroffiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 12.72 Å, b = 5.15 Å, c = 11.82 Å
β = 99.2°
Ratio:
a:b:c = 2.47 : 1 : 2.295
Unit Cell V:
764.34 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.76 (30)
3.24 (25)
2.93 (100)

Type Occurrence of ZincospiroffiteHide

General Appearance of Type Material:
As micrometric films coating calaverite or in irregular aggregates replacing calaverite
Place of Conservation of Type Material:
Catalogue number M10442 in the collection of the Geological Museum of China.
Geological Setting of Type Material:
Secondary co-oxidation product in gold-bearing ore veins
Associated Minerals at Type Locality:

Synonyms of ZincospiroffiteHide

Other Language Names for ZincospiroffiteHide

Simplified Chinese:碲锌石
Traditional Chinese:碲鋅石

Relationship of Zincospiroffite to other SpeciesHide

Other Members of this group:
SpiroffiteMn2+2Te4+3O8Mon. 2/m : B2/b

Related Minerals - Nickel-Strunz GroupingHide

4.JK.05WinstanleyiteTiTe4+3O8Iso. m3 (2/m 3) : Ia3
4.JK.05Walfordite(Fe3+,Te6+)Te4+3O8Iso. m3 (2/m 3) : Ia3
4.JK.10SpiroffiteMn2+2Te4+3O8Mon. 2/m : B2/b
4.JK.15BalyakiniteCu(TeO3)Orth.
4.JK.20RajiteCu(Te4+2O5)Mon. 2/m : P21/b
4.JK.25CarlfriesiteCaTe4+2Te6+O8Mon. 2/m : B2/b
4.JK.30Denningite(Mn2+,Ca,Zn)Te4+2O5Tet.
4.JK.35ChekhovichiteBi2Te4+4O11Mon. 2/m
4.JK.40SmirniteBi2Te4+O5Orth. mm2
4.JK.45Choloalite(Cu,Sb)3(Pb,Ca)3(TeO3)6Cl
4.JK.50FairbankitePb(TeO3)Tric.
4.JK.55PlumbotelluritePb(TeO3)Orth.
4.JK.60Magnolite(Hg+2)(Te4+O3)Orth. mm2
4.JK.65MoctezumitePb(UO2)(TeO3)2Mon.
4.JK.70Schmitterite(UO2)(TeO3)Orth.
4.JK.75Cliffordite(UO2)Te4+3O7Iso. m3 (2/m 3) : Pa3

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 ZincospiroffiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Zhang, P.-H. et al.(2004) Canadian Mineralogist: 42: 763-768.

Internet Links for ZincospiroffiteHide

Localities for ZincospiroffiteHide

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
 
  • Hebei Province
    • Zhangjiakou Prefecture
      • Chongli Co.
        • Dongping Au-Te ore field
Peihua Zhang, Jinchu Zhu, Zhenhua Zhao, Long Lu, and Di Liu (2002): Mineral Deposits 21(suppl.), 783-786
Peihua Zhang, Jinchu Zhu, Zhenhua Zhao, Xiangping Gu, and Jinfu Lin (2004): Canadian Mineralogist 42, 763-768.
USA
 
  • New Mexico
    • Doña Ana Co.
      • Organ Mts
        • Organ District
Joy Desor, Analyst
Mineral and/or Locality  
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