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Niedermayrite

A valid IMA mineral species
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About NiedermayriteHide

03428780014947422033475.jpg
Dr. Gerhard Niedermayr in the field
Formula:
CdCu4(SO4)2(OH)6 · 4H2O
Colour:
Bluish green, pale bluish
Lustre:
Vitreous
Specific Gravity:
3.292 (Calculated)
Crystal System:
Monoclinic
Name:
Named after Dr. Gerhard Niedermayr (16 June 1941 - 17 July 2015), mineralogist and geologist, Naturhistorisches Museum, Vienna, Austria, compiler of the regional mineralogy of the eastern Alps. Known for his extensive work on Alpine-type minerals, the mineralogy of Carinthia, quartz, and gemstones.
Structurally related to christelite and campigliaite.


Unique IdentifiersHide

Mindat ID:
7192
Long-form identifier:
mindat:1:1:7192:1
GUID
(UUID V4):
7490deb5-a1cd-499a-9186-082e89461a71

IMA Classification of NiedermayriteHide

Classification of NiedermayriteHide

7.DD.30

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
D : With only medium-sized cations; sheets of edge-sharing octahedra

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
NdmIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of NiedermayriteHide

Vitreous
Colour:
Bluish green, pale bluish
Streak:
White
Hardness Data:
Could not be measured
Tenacity:
Brittle
Cleavage:
Perfect
on {010}
Density:
3.292 g/cm3 (Calculated)

Optical Data of NiedermayriteHide

Type:
Biaxial (-)
RI values:
nα = 1.599 - 1.619 nβ = 1.642 nγ = 1.661
2V:
Measured: 84° , Calculated: 64° to 82°
Max Birefringence:
δ = 0.062
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v strong
Optical Extinction:
X = b.
Pleochroism:
Non-pleochroic

Chemistry of NiedermayriteHide

Mindat Formula:
CdCu4(SO4)2(OH)6 · 4H2O

Crystallography of NiedermayriteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/m
Setting:
P21/m
Cell Parameters:
a = 5.543(1) Å, b = 21.995(4) Å, c = 6.079(1) Å
β = 92.04(3)°
Ratio:
a:b:c = 0.252 : 1 : 0.276
Unit Cell V:
740.7 ų
Z:
2
Morphology:
The predominant crystal form is {010}, additional forms are {100}, {001} as well as unindexed prisms.
Twinning:
No clear twinning was observed.

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0014641NiedermayriteGiester G, Rieck B, Brandstatter F (1998) Niedermayrite, Cu4Cd(SO4)2(OH)6*4H2O, a new mineral from the Lavrion Mining District, Greece Mineralogy and Petrology 63 19-341998Lavrion mining district, Attica peninsula, Greece0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
11.02 Å(90)
5.874 Å(20)
5.496 Å(100)
5.322 Å(25)
4.079 Å(50)
3.660 Å(20)
3.437 Å(30)
3.243 Å(40)
2.470 Å(30)
2.425 Å(20)
2.205 Å(20)
1.897 Å(20)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 7: Great Oxidation Event<2.4
47a : [Near-surface hydration of prior minerals]
47b : [Sulfates and sulfites]

Type Occurrence of NiedermayriteHide

General Appearance of Type Material:
Tiny euhedral plates, commonly intergrown as green crusts up to several cm2 in size.
Place of Conservation of Type Material:
Institute of Mineralogy and Crystallography, University of Vienna, Vienna and Department of Mineralogy and Petrography, Natural History Museum, Vienna, Austria.
Associated Minerals at Type Locality:
Reference:
Giester, G., Rieck, B., and Brandstätter, F. (1998) Niedermayrite, Cu4Cd(SO4)2(OH)6•4H2O, a new mineral from the Lavrion Mining District, Greece. Mineralogy and Petrology: 63: 19-34.

Synonyms of NiedermayriteHide

Other Language Names for NiedermayriteHide

Relationship of Niedermayrite to other SpeciesHide

Structurally related to group(s):

Common AssociatesHide

Associated Minerals Based on Photo Data:
10 photos of Niedermayrite associated with KtenasiteZnCu4(SO4)2(OH)6 · 6H2O
5 photos of Niedermayrite associated with BrochantiteCu4(SO4)(OH)6
2 photos of Niedermayrite associated with AntleriteCu3(SO4)(OH)4
2 photos of Niedermayrite associated with DrobeciteCdSO4 · 4H2O
2 photos of Niedermayrite associated with GypsumCaSO4 · 2H2O
2 photos of Niedermayrite associated with ConichalciteCaCu(AsO4)(OH)
2 photos of Niedermayrite associated with Tremolite◻Ca2Mg5(Si8O22)(OH)2
1 photo of Niedermayrite associated with CalciteCaCO3
1 photo of Niedermayrite associated with ChalcanthiteCuSO4 · 5H2O
1 photo of Niedermayrite associated with KeyiteCu2+3Zn4Cd2(AsO4)6 · 2H2O

Related Minerals - Strunz-mindat GroupingHide

7.DD.AsagiiteNiCu4(SO4)2(OH)6 · 6H2OMon. 2/m : P21/b
7.DD.05FelsőbányaiteAl4(SO4)(OH)10 · 4H2OMon. 2 : P21
7.DD.07LlantenesiteCu6Al[SeO4](OH)12Cl · 3H2OTrig. 3m : P3 1c
7.DD.10LangiteCu4(SO4)(OH)6 · 2H2OMon. m
7.DD.10PosnjakiteCu4(SO4)(OH)6 · H2OMon. m : Pm
7.DD.10WroewolfeiteCu4(SO4)(OH)6 · 2H2OMon. m : Pm
7.DD.10GobeliniteCoCu4(SO4)2(OH)6 · 6H2OMon. 2/m : P21/m
7.DD.10FehriteMgCu4(SO4)2(OH)6 · 6H2OMon. 2/m : P21/b
7.DD.15SpangoliteCu6Al(SO4)(OH)12Cl · 3H2OTrig. 3m : P3 1c
7.DD.15KobyasheviteCu5(SO4)2(OH)6 · 4H2OTric. 1 : P1
7.DD.15Unnamed (Dimorph of Devilline)CaCu4(SO4)2(OH)6 · 3H2OMon. 2/m : P21/b
7.DD.20KtenasiteZnCu4(SO4)2(OH)6 · 6H2OMon. 2/m : P21/b
7.DD.25ChristeliteCu2Zn3(SO4)2(OH)6 · 4H2OTric. 1 : P1
7.DD.30CampigliaiteMn2+Cu4(SO4)2(OH)6 · 4H2OMon. 2 : B2
7.DD.30DevillineCaCu4(SO4)2(OH)6 · 3H2OMon. 2/m : P21/b
7.DD.30OrthoserpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2OOrth. mm2 : Pca21
7.DD.30SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2OMon. 2/m : B2/b
7.DD.30EdwardsiteCu3Cd2(SO4)2(OH)6 · 4H2O Mon. 2/m : P21/b
7.DD.35Carrboydite(Ni1-xAlx)(SO4)x/2(OH)2 · nH2OHex.
7.DD.35Glaucocerinite(Zn1-xAlx)(OH)2(SO4)x/2 · nH2OHex.
7.DD.35Honessite(Ni1-xFe3+x)(OH)2[SO4]x/2 · nH2OTrig.
7.DD.35Hydrohonessite(Ni1-xFe3+x)(OH)2(SO4)x/2 · nH2OHex.
7.DD.35MotukoreaiteMg6Al3(OH)18[Na(H2O)6][SO4]2 · 6H2OTrig. 3m (3 2/m) : R3m
7.DD.35Mountkeithite[(Mg1-xFe3+x)(OH)2][SO4]x/2 · nH2OHex.
7.DD.35ShigaiteMn6Al3(OH)18[Na(H2O)6](SO4)2 · 6H2OTrig. 3 : R3
7.DD.35WermlanditeMg7Al2(OH)18[Ca(H2O)6][SO4]2 · 6H2OTrig. 3m (3 2/m) : P3c1
7.DD.35WoodwarditeCu1-xAlx(OH)2(SO4)x/2 · nH2OTrig. 3m (3 2/m) : R3m
7.DD.35ZincaluminiteZn6Al6(SO4)2(OH)16 · 5H2O
7.DD.35Hydrowoodwardite(Cu1-xAlx)(OH)2[SO4]x/2 · nH2OTrig. 3m (3 2/m) : R3m
7.DD.35ZincowoodwarditeZn1-xAlx(OH)2[SO4]x/2 · nH2OTrig.
7.DD.35NatroglaucoceriniteZn6Al3(OH)18[Na(H2O)6](SO4)2 · 6H2OHex.
7.DD.35NikischeriteFe2+6Al3(OH)18[Na(H2O)6](SO4)2 · 6H2OTrig. 3 : R3
7.DD.40IsseliteCu6(SO4)(OH)10 · 5H2OOrth. mm2 : Pmn21
7.DD.40Lawsonbauerite(Mn2+,Mg)9Zn4(SO4)2(OH)22 · 8H2OMon. 2/m : P21/b
7.DD.40Torreyite(Mg,Mn2+)72Mn2+2Zn4(SO4)2(OH)22 · 8H2OMon. 2/m : P21/b
7.DD.45MooreiteMg92Mn2Zn4(SO4)2(OH)26 · 8H2OMon. 2/m : P2/b
7.DD.45Hodgesmithite(Cu,Zn)6Zn(SO4)2(OH)10 · 3H2OTrig. 3 : P3
7.DD.47LahnsteiniteZn4(SO4)(OH)6 · 3H2O Tric. 1 : P1
7.DD.50NamuwiteZn4(SO4)(OH)6 · 4H2OTrig. 3 : P3
7.DD.50Minohlite(Cu,Zn)7(SO4)2(OH)10 · 8H2OHex.
7.DD.52LauraniiteCu6Cd2(SO4)2(OH)12 · 5H2OMon. 2/m : P21/b
7.DD.55BechereriteZn7Cu(OH)13[(SiO(OH)3(SO4)]Trig. 3 : P3
7.DD.60Ramsbeckite(Cu,Zn)15(SO4)4(OH)22 · 6H2OMon. 2/m
7.DD.65VonbezingiteCa6Cu3(SO4)3(OH)12 · 2H2OMon. 2/m : P21/b
7.DD.70RedgilliteCu6(SO4)(OH)10 · H2OMon. 2/m : P21/b
7.DD.75ChalcoalumiteCuAl4(SO4)(OH)12 · 3H2OMon. 2 : P21
7.DD.75NickelalumiteNiAl4(SO4)(OH)12(H2O)3Mon. 2/m
7.DD.75KyrgyzstaniteZnAl4(SO4)(OH)12 · 3H2OMon. 2/m
7.DD.80GuarinoiteZn6(SO4)(OH)10 · 5H2OHex.
7.DD.80Schulenbergite(Cu,Zn)7(SO4)2(OH)10 · 3H2OTrig. 3
7.DD.80ThérèsemagnaniteNaCo4(SO4)(OH)6Cl · 6H2OTrig. 3 : P3
7.DD.80UM1992-30-SO:CCuHZn(Zn,Cu)7(SO4,CO3)2(OH)10 · 3H2OTrig. 3 : P3
7.DD.85MontetrisaiteCu6(SO4)(OH)10 · 2H2OOrth. mm2 : Cmc21

Fluorescence of NiedermayriteHide

Non-fluorescent.

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.

Internet Links for NiedermayriteHide

References for NiedermayriteHide

Localities for NiedermayriteHide

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 references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Australia
 
  • New South Wales
    • Yancowinna Co.
      • Broken Hill district
        • Broken Hill
Peter Elliot pers. comm.
Bolivia
 
  • La Paz
    • Aroma Province
EDS analysis by Joy Desor
Joy Desor specimen. EDS analyzed.
    • José Manuel Pando Province
Biagioni et al. (2022)
Greece
 
  • Attica
    • East Attica
      • Lavreotiki
        • Lavrion Mining District
          • Agios Konstantinos (Kamariza)
            • Kamariza Mines (Kamareza Mines)
Branko Rieck collection
          • Elaiochori
Lapis (May 2003)
Gröbner (2003)
          • Km 3
            • Kaminiza mines
Giester et al. (1998) +3 other references
          • Sounion
            • Cato Sounio mines
Branko Rieck collection
Namibia
 
  • Oshikoto Region
    • Tsumeb
EDS and Raman analyzed by Joy Desor.
Portugal
 
  • Beja
    • Odemira
      • São Luís
Pedro Alves collection and analytical ...
USA
 
  • New Mexico
    • Socorro County
      • Magdalena Mining District
Patrick Haynes collection +1 other reference
  • Utah
    • Tooele County
      • Ophir Mining District
        • Jacob City
Rocks & Minerals 83:1 pp 52-62 +1 other reference
 
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