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Ernienickelite

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Formula:
NiMn3O7 · 3H2O
Colour:
Black, red-brown cast.
Hardness:
2
Specific Gravity:
3.84
Crystal System:
Trigonal
Name:
Named in 1994 by Joel D. Grice, Blair Gartrell, Robert A. Gault and Jerry van Velthuizen in honor of Ernest (Ernie) Henry Nickel (31 August 1925, Louth, Ontario, Canada - 18 July 2009), Canadian-Australian mineralogist, Canada Centre for Mineral and Energy Technology (CANMET), Ottawa (1953-1971), Division of Mineralogy, CSIRO, Wembley, Western Australia (1971-1985), for his outstanding contributions to research on the mineralogy and genesis of economic mineral deposits in Canada and Australia, and to his dedication to the formalization of mineral systematics. His work included the Nickel–Strunz mineral classification system.
Isostructural with:
This page provides mineralogical data about Ernienickelite.


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Classification of ErnienickeliteHide

Approved
4.FL.20

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
7.8.2.4

7 : MULTIPLE OXIDES
8 : AB3X7

Physical Properties of ErnienickeliteHide

Transparency:
Opaque
Colour:
Black, red-brown cast.
Streak:
yellow-brown
Hardness:
Hardness Data:
Measured
Tenacity:
Brittle
Fracture:
Splintery
Density:
3.84 g/cm3 (Measured)    3.83 g/cm3 (Calculated)

Optical Data of ErnienickeliteHide

Type:
Uniaxial (-)
RI values:
nω = 2.000 nε = 1.970
Max Birefringence:
δ = 0.030
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High

Chemical Properties of ErnienickeliteHide

Formula:
NiMn3O7 · 3H2O
IMA Formula:
NiMn4+3O7 · 3H2O
Common Impurities:
Co,Mg

Crystallography of ErnienickeliteHide

Crystal System:
Trigonal
Class (H-M):
3 - Pyramidal
Space Group:
R3
Cell Parameters:
a = 7.5142(2) Å, c = 20.52(2) Å
Ratio:
a:c = 1 : 2.731
Unit Cell V:
1,003.40 ų (Calculated from Unit Cell)
Z:
6
Morphology:
platy crystals, hexagonal to nearly circular
Twinning:
on {-12-10}

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
6.84 (100)
2.219 (30)
4.01 (20)
1.884 (20)
1.575 (20)
3.44 (10)
2.748 (10)

Type Occurrence of ErnienickeliteHide

Place of Conservation of Type Material:
Canadian Museum of Nature, cat. no. CMN#81510

Synonyms of ErnienickeliteHide

Other Language Names for ErnienickeliteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Quartz5 photos of Ernienickelite associated with Quartz on mindat.org.
Apatite1 photo of Ernienickelite associated with Apatite 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.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.60JenseniteCu3[TeO6] · 2H2OMon. 2/m : P21/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.

Related Minerals - Dana Grouping (8th Ed.)Hide

7.8.2.1Chalcophanite(Zn,Fe,Mn)Mn3O7 · 3H2OTrig. 3 : R3
7.8.2.2Aurorite(Mn2+,Ag,Ca)Mn4+3O7 · 3H2OTrig. 3 : R3
7.8.2.3Jianshuiite(Mg,Mn,Ca)Mn3O7 · 3H2OTrig. 3 : R3

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 ErnienickeliteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Gorshkov, A.I., Kapustkin, G.R., Sivtsov, A.V., Lazarenko, I.M., Subrovinskiy, L.S. (1992) Ni-chalcophanite: a new variety of the mineral from a weathering crust on ultramafic rocks of the Kempirsay massif (southern Urals). Izvestiya Akademii Nauk Seriya Geologicheskaya: 11: 108-117. (in Russian)
Jambor, J.L, Grew, E.S. (1994) New mineral names. American Mineralogist: 79: 387-391. (abstract of Gorshkov et al. 1992)
Grice, J.D. Gartrell, B., Gault, R.A. Van Velthuizen, J. (1994) Ernienickelite, NiMn3O7·3H2O, a new mineral species from the Siberia complex, Western Australia: comments on the crystallography of the calcophanite group. Canadian Mineralogist: 32: 333-337.

Internet Links for ErnienickeliteHide

Localities for ErnienickeliteHide

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.
Australia (TL)
 
  • Western Australia
    • Kalgoorlie-Boulder Shire
      • Siberia Goldfield (Waverley)
GRICE, J.D. GARTRELL, B., GAULT, R.A. & VAN VELTHUIZEN, J. (1994): Ernienickelite, NiMn3O73H2O, a new mineral species from the Siberia complex, Western Australia: comments on the crystallography of the chalcophanite group. Canadian Mineralogist 32, 333-337.
Cameroon
 
  • East Region
    • Lomié
Lambert, R.J., and Noble, A.C. (2008): Nkamouna Cobalt Project Feasibility Study. Pincock, Allen & Holt NI 43-101 Technical Report for Geovic Mining Corp.
Kazakhstan
 
  • Aktobe Province (Aqtöbe Oblysy; Aktubinskaya Oblast')
    • Urals
      • Kempirsai Cr deposit
Am.Min.79,388(1994)
Poland
 
  • Lower Silesia (Dolnośląskie)
    • Ząbkowice District
      • Ząbkowice (Frankenstein)
        • Szklary (Gläsendorf)
Pieczka, A., Włodek, A., Gołębiowska, B., Szełęg, E., Szuszkiewicz, A., Ilnicki, S., Nejbert, K., Turniak, K. (2015): Phosphate-bearing pegmatites in the Góry Sowie Block and adjacent areas, Sudetes, SW Poland. 7th International Symposium on Granitic Pegmatites, PEG 2015 Książ, Poland. Abstracts: 77-78
Senegal
 
  • Thiès Region
    • Tivaouane
Gunnar Farber specimens, 2007; Hühne, H. (2009): Traubiger Apatit und Ernienickelit aus den Phosphatminen Senegals. Lapis 34, 24.
Mineral and/or Locality  
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