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Tlalocite

A valid IMA mineral species
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04458610014946278934127.jpg
Tlalocite

Bambollita Mine, Moctezuma, Moctezuma Municipality, Sonora, Mexico
07352010015971835213348.jpg
Tlalocite

Bambollita Mine, Moctezuma, Moctezuma Municipality, Sonora, Mexico
06049170014946278871625.jpg
Tlalocite

Moctezuma, Moctezuma Municipality, Sonora, Mexico
04458610014946278934127.jpg
Tlalocite

Bambollita Mine, Moctezuma, Moctezuma Municipality, Sonora, Mexico
07352010015971835213348.jpg
Tlalocite

Bambollita Mine, Moctezuma, Moctezuma Municipality, Sonora, Mexico
06049170014946278871625.jpg
Tlalocite

Moctezuma, Moctezuma Municipality, Sonora, Mexico
06476330014946278937947.jpg
Tlalocite

Bambollita Mine, Moctezuma, Moctezuma Municipality, Sonora, Mexico
07352010015971835213348.jpg
Tlalocite

Bambollita Mine, Moctezuma, Moctezuma Municipality, Sonora, Mexico
Hide all sections | Show all sections

About TlalociteHide

05415980014946278906687.jpg
Tlaloc
Formula:
Cu10Zn6(Te6+O4)2(Te4+O3)(OH)25Cl · 27H2O
Colour:
Blue
Hardness:
1
Specific Gravity:
4.55
Crystal System:
Orthorhombic
Name:
Named after "Tlaloc", the Aztec god of rain, alluding to its high water content.
May be confused with quetzalcoatlite.


Unique IdentifiersHide

Mindat ID:
3982
Long-form identifier:
mindat:1:1:3982:2
GUID
(UUID V4):
8d1b470b-2516-4299-a11c-7f5469f21001

IMA Classification of TlalociteHide

Classification of TlalociteHide

Strunz-mindat (2023):
7.DE.20

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
E : With only medium-sized cations; unclassified
Dana 7th ed.:
33.3.2.1
Dana 8th ed.:
33.3.2.1

33 : SELENATES AND TELLURATES
3 : Compound Selenates and Tellurates
Hey's CIM Ref.:
28.4.4

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

Mineral SymbolsHide

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

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

Physical Properties of TlalociteHide

Transparency:
Translucent
Colour:
Blue
Streak:
Very pale blue
Hardness:
1 on Mohs scale
Tenacity:
Sectile
Comment:
Gummy and sectile
Density:
4.55(1) g/cm3 (Measured)    4.58 g/cm3 (Calculated)

Optical Data of TlalociteHide

Type:
Biaxial (-)
RI values:
nα = 1.758(2) nβ = 1.796(2) nγ = 1.810(5)
2V:
Measured: 64° , Calculated: 61°
Max Birefringence:
δ = 0.052
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High
Dispersion:
r > v
Pleochroism:
Visible
Comments:
X= green
Y=Z= bluish green

Chemistry of TlalociteHide

Mindat Formula:
Cu10Zn6(Te6+O4)2(Te4+O3)(OH)25Cl · 27H2O
Elements listed:
Cl, Cu, H, O, Te, Zn - search for minerals with similar chemistry

Crystallography of TlalociteHide

Crystal System:
Orthorhombic
Cell Parameters:
a = 16.780(3) Å, b = 19.985(4) Å, c = 12.069(3) Å
Ratio:
a:b:c = 0.84 : 1 : 0.604
Unit Cell V:
4,047.32 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Velvety crusts of spherules, arcuate bands of laths
Comment:
Point Group: n.d.; Space Group: n.d.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
16.787 Å(10)
4.201 Å(10)
8.394 Å(8)
3.355 Å(6)
1.560 Å(5)
2.796 Å(3)
2.588 Å(3b)

Geological EnvironmentHide

Type Occurrence of TlalociteHide

Type Locality:
ⓘ Bambollita Mine, Moctezuma, Moctezuma Municipality, Sonora, Mexico
Place of Conservation of Type Material:
Natural History Museum, Paris; National School of Mines, Paris, France; The Natural History Museum, London, England; Harvard University, Cambridge, Massachusetts, 119091; National Museum of Natural History, Washington, D.C., USA, 135057.
Geological Setting of Type Material:
Partially oxidized hydrothermal deposit.
Associated Minerals at Type Locality:
TenoriteMalachiteAzurite
Reference:
Williams, S.A. (1975) Xocomecatlite, Cu3TeO4(OH)4, and tlalocite, Cu10Zn6(TeO3)(TeO4)2Cl(OH)25·27H2O, two new minerals from Moctezuma, Sonora, Mexico. Mineralogical Magazine: 40: 221-226.
Download:
https://rruff.info/rruff_1.0/uploads/MM40_221.pdf

Synonyms of TlalociteHide

Other Language Names for TlalociteHide

German:Tlalocit
Spanish:Tlalocita

Common AssociatesHide

Associated Minerals Based on Photo Data:
6 photos of Tlalocite associated with HessiteAg2Te
3 photos of Tlalocite associated with StütziteAg5-xTe3, x = 0.24-0.36
3 photos of Tlalocite associated with Tlapallite(Ca,Pb)3CaCu6[Te4+3Te6+O12]2(Te4+O3)2(SO4)2 · 3H2O
3 photos of Tlalocite associated with TeineiteCu2+(Te4+O3) · 2H2O
3 photos of Tlalocite associated with GraemiteCu[TeO3] · H2O
2 photos of Tlalocite associated with AzuriteCu3(CO3)2(OH)2
1 photo of Tlalocite associated with Benleonardite[Ag6(Sb,As)2S6Te][Ag9Cu(S,Te)2Te2]

Related Minerals - Strunz-mindat GroupingHide

7.DE.Cossaite(Mg0.5,◻)Al6(SO4)6(HSO4)F6 · 36H2OTrig. 3 : R3
7.DE.MagnesioalteriteMg2Fe3+4(SO4)4(C2O4)2(OH)4 · 17H2OMon. 2/m : B2/b
7.DE.LiangjuniteK2(Mo2O5)(SO4)2 · 3H2OTric. 1 : P1
7.DE.FabritziteZn9(SO4)2(OH)12Cl2 · 6H2OTrig. 3 : R3
7.DE.DownsiteK2(MoO3)3(SO4) · 4H2OMon. 2/m : B2/m
7.DE.05MangazeiteAl2(SO4)(OH)4 · 3H2OTric.
7.DE.10CarbonatecyanotrichiteCu4Al2(CO3,SO4)(OH)12 · 2H2OMon. 2/m : B2/m
7.DE.10CyanotrichiteCu4Al2(SO4)(OH)12 · 2H2OMon. 2/m : B2/m
7.DE.10UKI-1975-(SO:AlCu)(Cu, Al, SO4, H2O)
7.DE.15SchwertmanniteFe3+16(OH,SO4)12-13O16 · 10-12H2OTet.
7.DE.25UtahiteMgCu4Zn2Te6+3O14(OH)4 · 6H2OTric. 1 : P1
7.DE.35CoquanditeSb6+xO8+x(SO4)(OH)x(H2O)1- x (x = 0.3)Tric. 1 : P1
7.DE.40OsakaiteZn4(SO4)(OH)6 · 5H2OTric. 1 : P1
7.DE.42AlteriteZn2Fe3+4(SO4)4(C2O4)2(OH)4 · 17H2OMon. 2/m : B2/b
7.DE.45WilcoxiteMgAl(SO4)2F · 17H2OTric. 1 : P1
7.DE.45BarrotiteCu9Al(HSiO4)2[(SO4)(HAsO4)0.5](OH)12 · 8H2OTrig. 3
7.DE.47Tiberiobardiite{Cu9Al[SiO3(OH)]2(OH)12(H2O)6}(SO4)1.5 · 10H2OTrig. 3 : R3
7.DE.50Stanleyite(V4+O)(SO4) · 6H2OOrth.
7.DE.50Bouškaite(MoO2)2O(SO3OH)2(H2O)4Tric. 1 : P1
7.DE.57KhangalasiteFe(SO4)(OH) · 2H2OTric.
7.DE.60HydrobasaluminiteAl4(SO4)(OH)10 · 12-36H2OMon.
7.DE.62VolaschioiteFe4(SO4)O2(OH)6 · 2H2OMon. 2/m : B2/m
7.DE.65ZaheriteAl12(SO4)5(OH)26 · 20H2OTric.
7.DE.75CamérolaiteCu6Al3(OH)18(H2O)2[Sb(OH)6](SO4)Tric. 1 : P1

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 TlalociteHide

References for TlalociteHide

Localities for TlalociteHide

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.
Mexico
 
  • Sonora
    • Moctezuma Municipality
Williams, S. A. (1975) Xocomecatlite, Cu3TeO4(OH)4, and tlalocite, Cu10Zn6(TeO3)(TeO4)2Cl(OH)25·27H2O, two new minerals from Moctezuma, Sonora, Mexico. Mineralogical Magazine, 40 (311) 221-226 doi:10.1180/minmag.1975.040.311.01
USA
 
  • California
    • San Bernardino County
      • Silver Lake Mining District
        • Soda Mountains
          • Zzyzx
Housley R., pers. comm., 2018
Housley, R. M. (1997). Recent discoveries of tlalocite, kuksite, and other rare minerals from the Blue Bell mine, San Bernardino County, California. San Bernardino County Museum Association Quarterly, 44(1), 9-12.
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