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Quetzalcoatlite

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Quetzalcoatl
Formula:
Zn6Cu3(TeO6)2(OH)6 · AgxPbyClx+2y
Colour:
Blue
Lustre:
Pearly, Dull
Hardness:
3
Specific Gravity:
6.05
Crystal System:
Trigonal
Name:
Named after Quetzalcoatl, the Toltec and Aztec god of the sea. In allusion to it's color.
May be confused with tlalocite.


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Classification of QuetzalcoatliteHide

Approved
4.FE.45

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
E : Hydroxides with OH, without H2O; sheets of edge-sharing octahedra
34.6.3.1

34 : SELENITES, TELLURITES AND SULFITES
6 : Anhydrous Selenites, Tellurites and Sulfites containing Hydroxyl or Halogen
28.3.7

28 : Selenites, Selenates, Tellurites, and Tellurates
3 : Tellurites

Physical Properties of QuetzalcoatliteHide

Pearly, Dull
Transparency:
Transparent
Colour:
Blue
Streak:
Pale blue, almost white
Hardness:
Tenacity:
Brittle
Cleavage:
Imperfect/Fair
fair on {1010}
Density:
6.05(30) g/cm3 (Measured)    4.82 g/cm3 (Calculated)

Optical Data of QuetzalcoatliteHide

Type:
Uniaxial (-)
RI values:
nω = 1.802 nε = 1.740
Max Birefringence:
δ = 0.062
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High
Optical Extinction:
Parallel - length fast
Pleochroism:
Visible
Comments:
O - blue-green
E - almost colorles

Chemical Properties of QuetzalcoatliteHide

Formula:
Zn6Cu3(TeO6)2(OH)6 · AgxPbyClx+2y
IMA Formula:
Cu2+3Zn6Te6+2O12(OH)6 · (Ag,Pb,◻)Cl

Crystallography of QuetzalcoatliteHide

Crystal System:
Trigonal
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Space Group:
P3m1
Cell Parameters:
a = 10.145(1) Å, c = 4.9925(9) Å
Ratio:
a:c = 1 : 0.492
Unit Cell V:
445 ų
Z:
1
Morphology:
Needle-like hexagonal crystals, sprays, crystalline crusts.

Type Occurrence of QuetzalcoatliteHide

Place of Conservation of Type Material:
Smithsonian 135055
Geological Setting of Type Material:
Oxidation zone of tellurium bearing hydrothermal deposit.

Synonyms of QuetzalcoatliteHide

Other Language Names for QuetzalcoatliteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Dugganite1 photo of Quetzalcoatlite associated with Dugganite on mindat.org.
Kettnerite1 photo of Quetzalcoatlite associated with Kettnerite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

4.FE.05Amakinite(Fe2+,Mg)(OH)2Trig.
4.FE.05BruciteMg(OH)2Trig. 3m (3 2/m) : P3m1
4.FE.05PortlanditeCa(OH)2Trig. 3m (3 2/m)
4.FE.05PyrochroiteMn(OH)2Trig. 3m (3 2/m)
4.FE.05TheophrastiteNi(OH)2Trig. 3m (3 2/m) : P3m1
4.FE.10BayeriteAl(OH)3Mon. 2/m : P21/m
4.FE.10DoyleiteAl(OH)3Tric.
4.FE.10GibbsiteAl(OH)3Mon. 2/m
4.FE.10NordstranditeAl(OH)3Tric. 1 : P1
4.FE.15BöhmiteAlO(OH)Orth. mmm (2/m 2/m 2/m)
4.FE.15Lepidocrociteγ-Fe3+O(OH)Orth. mm2 : Cmc21
4.FE.20GrimaldiiteCrO(OH)Trig.
4.FE.20HeterogeniteCo3+O(OH)Hex.
4.FE.25FeitknechtiteMn3+O(OH)Trig. 3m (3 2/m) : P3m1
4.FE.25Lithiophorite(Al,Li)MnO2(OH)2Trig. 3m (3 2/m) : R3m
4.FE.30QuenselitePbMnO2(OH)Mon. 2/m : P2/b
4.FE.35FerrihydriteFe3+10O14(OH)2Trig.
4.FE.40FeroxyhyteFe3+O(OH)Hex.
4.FE.40Vernadite(Mn4+,Fe3+,Ca,Na)(O,OH)2 · nH2OHex.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

28.3.1BalyakiniteCu(TeO3)Orth.
28.3.2RajiteCu(Te4+2O5)Mon. 2/m : P21/b
28.3.3GraemiteCu[TeO3] · H2OOrth. mmm (2/m 2/m 2/m) : Pmma
28.3.4TeineiteCu2+(Te4+O3) · 2H2OOrth. mmm (2/m 2/m 2/m)
28.3.5CesbroniteCu5(TeO3)2(OH)6 · 2H2OOrth.
28.3.6MroseiteCaTe4+(CO3)O2Orth. mmm (2/m 2/m 2/m) : Pbca
28.3.8ZemanniteMg0.5ZnFe3+(Te4+O3)3 · 4.5H2OHex. 6/m : P63/m
28.3.9KinichiliteMg0.5Mn2+Fe3+(Te4+O3)3 · 4.5H2OHex. 6/m : P63/m
28.3.10Denningite(Mn2+,Ca,Zn)Te4+2O5Tet.
28.3.11SpiroffiteMn2+2Te4+3O8Mon. 2/m : B2/b
28.3.12WinstanleyiteTiTe4+3O8Iso. m3 (2/m 3) : Ia3
28.3.13FairbankitePb(TeO3)Tric.
28.3.14PlumbotelluritePb(TeO3)Orth.
28.3.15Choloalite(Cu,Sb)3(Pb,Ca)3(TeO3)6Cl
28.3.16SmirniteBi2Te4+O5Orth. mm2
28.3.17ChekhovichiteBi2Te4+4O11Mon. 2/m
28.3.18Cliffordite(UO2)Te4+3O7Iso. m3 (2/m 3) : Pa3
28.3.19Schmitterite(UO2)(TeO3)Orth.
28.3.20MoctezumitePb(UO2)(TeO3)2Mon.
28.3.21EmmonsiteFe3+2(TeO3)3 · 2H2OTric. 1 : P1
28.3.22BlakeiteFe3+2[TeO3]3 (?)
28.3.23MackayiteFe3+(Te4+2O5)(OH)Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
28.3.24PoughiteFe3+2(TeO3)2(SO4)(H2O)2 · H2OOrth.
28.3.25SonoraiteFe3+(TeO3)(OH) · H2OMon.
28.3.26RodalquilariteFe2(TeO2OH)3(TeO3)ClTric. 1 : P1
28.3.27EztlitePb2Fe3+6(Te4+O3)3(Te6+O6)(OH)10 · 8H2OMon.
28.3.28KeystoneiteMg0.5Ni2+Fe3+(Te4+O3)3 · 4.5H2OHex.

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 QuetzalcoatliteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist (1974): 59: 874.
Burns, P.C., Pluth, J.J., Smith, J.V., Eng, P., Steele, I., and Houseley, R.M. (2000) Quetzalcoatlite: a new octahedral-tetrahedral structure from a 2 x 2 x 40 um3 crystal at the Advanced Photon Source-GSE-CARS facility. American Mineralogist 85: 604-607.
Mineralogical Magazine: 39: 261-263.

Internet Links for QuetzalcoatliteHide

Localities for QuetzalcoatliteHide

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
Mineralogical Magazine(1973) 39, 261-263; Panczner(1987):136-399.
USA
 
  • Arizona
    • Cochise Co.
      • Tombstone Hills
        • Tombstone District
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 350; Williams, S.A. (1978), Khinite, parakhinite, and dugganite, three new tellurates from Tombstone, AZ, Am.Min.: 63: 1016-1019.; American Mineralogist, Volume 94, pages 648–652, 2009
  • California
    • San Bernardino Co.
      • Silver Lake District
        • Soda Mts
          • Zzyzx (Fort Soda; Soda; Soda Springs; Zzyzx Mineral Spring Resort)
American Mineralogist (2000): 85: 604, 607; Lapis 33 (4) (2008) 12; American Mineralogist, Volume 94, pages 1198–1204, 2009
  • Utah
    • Juab Co.
      • East Tintic Mts
        • Tintic District
          • Eureka
[MinRec 27:464]
          • Mammoth
            • Mammoth Peak
Collected by and in the collection of Brent Thorne. Raman analyzed by Bob Housley.
    • Utah Co.
      • East Tintic Mts
        • East Tintic District
SEM EDS confirmed by Rob Bowell.
Mineral and/or Locality  
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