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Jensenite

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About JenseniteHide

Formula:
Cu3[TeO6] · 2H2O
Colour:
Emerald green
Lustre:
Adamantine
Hardness:
3 - 4
Specific Gravity:
4.76 (Calculated)
Crystal System:
Monoclinic
Name:
Named in honor of Martin C. Jensen (b. 1959) of Reno, Nevada, USA, who first found the material. He is a scanning electron-microprobe specialist at the Mackay School of Mines and mineral collector. He has studied and written papers/articles on many mines in the western United States, especially Utah and Nevada.
This page provides mineralogical data about Jensenite.


Classification of JenseniteHide

Approved
Approval Year:
1994
First Published:
1996
4.FL.60

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
L : Hydroxides with H2O +- (OH); sheets of edge-sharing octahedra
Dana 7th ed.:
33.2.6.1
33.2.6.1

33 : SELENATES AND TELLURATES
2 : (AB)m(XO6)·xH2O, where x can equal zero

Physical Properties of JenseniteHide

Adamantine
Transparency:
Transparent
Colour:
Emerald green
Streak:
Emerald green
Hardness:
3 - 4 on Mohs scale
Tenacity:
Brittle
Cleavage:
Imperfect/Fair
{_101}
Fracture:
Irregular/Uneven
Density:
4.76 g/cm3 (Calculated)

Chemical Properties of JenseniteHide

Formula:
Cu3[TeO6] · 2H2O
IMA Formula:
Cu2+3Te6+O6 · 2H2O
Common Impurities:
Zn

Crystallography of JenseniteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/m
Cell Parameters:
a = 9.224 Å, b = 9.18 Å, c = 7.6 Å
β = 102.38°
Ratio:
a:b:c = 1.005 : 1 : 0.828
Unit Cell V:
628.58 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
6.428 (100)
3.217 (70)
2.601 (40)
2.530 (50)
2.144 (35)
1.750 (35)

Type Occurrence of JenseniteHide

General Appearance of Type Material:
Isolated crystals or as groups on drusy white quartz.
Place of Conservation of Type Material:
Canadian Museum of Nature, Ottawa, Canada
Reference:
Roberts, A.C., Grice, J.D., Groat, L.A., Criddle, A.J., Gault, R.A., Erd, R.C., Moffatt, E.A. (1996) Jensenite, Cu3Te6+O6·2H2O, a new mineral species from the Centennial Eureka Mine, Tintic District, Juab County, Utah. The Canadian Mineralogist: 34: 49-54.

Synonyms of JenseniteHide

Other Language Names for JenseniteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Mcalpineite3 photos of Jensenite associated with Mcalpineite on mindat.org.
Xocomecatlite3 photos of Jensenite associated with Xocomecatlite on mindat.org.
Quartz1 photo of Jensenite associated with Quartz on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

4.FL.TrébeurdeniteFe2+2Fe3+4O2(OH)10CO3·3H2OTrig. 3m (3 2/m) : R3m
4.FL.05WoodalliteMg6Cr2(OH)16Cl2 · 4H2OTrig.
4.FL.05IowaiteMg6Fe3+2(OH)16Cl2 · 4H2OTrig. 3m (3 2/m) : R3m
4.FL.05JamboriteNi2+1-xCo3+x(OH)2-x(SO4)x · nH2OTrig. 3m (3 2/m) : R3m
4.FL.05MeixneriteMg6Al2(OH)16(OH)2 · 4H2OTrig. 3m (3 2/m) : R3m
4.FL.05MuskoxiteMg7Fe4O13 · 10H2OTrig. 3m (3 2/m)
4.FL.05FougèriteFe2+4Fe3+2(OH)12[CO3]·3H2OTrig. 3m (3 2/m) : R3m
4.FL.10HydrocalumiteCa4Al2(OH)12(Cl,CO3,OH)2 · 4H2OMon. 2 : P21
4.FL.15KuzeliteCa4Al2(OH)12[SO4] · 6H2OTrig.
4.FL.20Aurorite(Mn2+,Ag,Ca)Mn4+3O7 · 3H2OTrig. 3 : R3
4.FL.20Chalcophanite(Zn,Fe,Mn)Mn3O7 · 3H2OTrig. 3 : R3
4.FL.20ErnienickeliteNiMn3O7 · 3H2OTrig. 3 : R3
4.FL.20Jianshuiite(Mg,Mn,Ca)Mn3O7 · 3H2OTrig. 3 : R3
4.FL.25WoodruffiteZn2+x/2(Mn4+1-xMn3+x)O2·yH2OMon. 2/m : B2/m
4.FL.30Asbolane(Ni,Co)2-xMn4+(O,OH)4 · nH2OHex.
4.FL.35BuseriteNa4Mn14O27 · 21H2O
4.FL.40Ranciéite(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2OTrig. 3 : P3
4.FL.40Takanelite(Mn,Ca)Mn4O9 · H2OHex.
4.FL.45Birnessite(Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2OMon. 2/m : B2/m
4.FL.55CianciulliiteMn(Mg,Mn)2Zn2(OH)10 · 2-4H2OMon. 2/m : B2/m
4.FL.65LeisingiteCuMg2Te6+O6 · 6H2OTrig. 3 : P3
4.FL.70Akdalaite5Al2O3 · H2OHex.
4.FL.75CafetiteCaTi2O5 · H2OMon. 2/m : P21/b
4.FL.80MouriteUMo5O12(OH)10Mon.
4.FL.85DeloryiteCu4(UO2)(MoO4)2(OH)6Mon.

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 JenseniteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Marty, J., Jensen, M.C., Roberts, A.C. (1993) Minerals of the Centennial Eureka mine, Tintic district, Eureka, Utah. Rocks and Minerals: 68: 406-416.
Roberts, A.C., Grice, J.D., Groat, L.A., Criddle, A.J., Gault, R.A., Erd, R.C., Moffatt, E.A. (1996) Jensenite, Cu3Te6+O6·2H2O, a new mineral species from the Centennial Eureka Mine, Tintic District, Juab County, Utah. The Canadian Mineralogist: 34: 49-54.
Grice, J.D., Groat, L.A., Roberts, A.C. (1996) Jensenite, a cupric tellurate framework structure with two coordinations of copper. The Canadian Mineralogist: 34: 55-59.
Jambor, J.L., Kovalenker, V.A., Puziewics, J., Roberts, A.C. (1996) New mineral names. American Mineralogist: 81: 1282-1286.
Mineralogical Record: 27: 464.

Internet Links for JenseniteHide

Localities for JenseniteHide

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.
Mexico
 
  • Sonora
    • Mun. de Moctezuma
      • Moctezuma
RRUFF database XRD confirmed
USA (TL)
 
  • Utah
    • Juab Co.
      • East Tintic Mts
        • Tintic District
          • Eureka
[Canadian Mineralogist(1996) 34, 49-54; MinRec 27:464]
Mineral and/or Locality  
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