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Pinalite

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Formula:
Pb3WO5Cl2
System:
Orthorhombic
Colour:
Yellow
Lustre:
Adamantine
Name:
For Pinal Co., Arizona, USA, in which the type locality is situated.
This page provides mineralogical data about Pinalite.

Classification of Pinalite

Approved 1988
3/D.10-160
3.DC.55

3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
C : With Pb (As,Sb,Bi), without Cu
10.2.9.1

10 : OXYHALIDES AND HYDROXYHALIDES
2 : A(O,OH)Xq
27.4.11

27 : Sulphites, Chromates, Molybdates and Tungstates
4 : Tungstates
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First Recorded Occurrence of Pinalite

Year of Discovery:
1988

Physical Properties of Pinalite

Adamantine
Colour:
Yellow

Crystallography of Pinalite

Crystal System:
Orthorhombic
Cell Parameters:
a = 11.07Å, b = 13.08Å, c = 5.62Å
Ratio:
a:b:c = 0.846 : 1 : 0.43
Unit Cell Volume:
V 813.75 ų (Calculated from Unit Cell)

Optical Data of Pinalite

Type:
Biaxial (+)
RI values:
nα = 2.490 nβ = 2.495 nγ = 2.505
2V:
Measured: 70° to 70.5°, Calculated: 72°
Max Birefringence:
δ = 0.015
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Very High
Dispersion:
r > v moderate

Chemical Properties of Pinalite

Formula:
Pb3WO5Cl2
Essential elements:
All elements listed in formula:

Relationship of Pinalite to other Species

3.DC.05LaurionitePbCl(OH)
3.DC.05ParalaurionitePbCl(OH)
3.DC.10FiedleritePb3FCl4(OH) · H2O
3.DC.15PenfielditePb2Cl3(OH)
3.DC.20LaurelitePb7F12Cl2
3.DC.25Bismoclite(BiO)Cl
3.DC.25Daubréeite(BiO)(OH,Cl)
3.DC.25MatlockitePbFCl
3.DC.25RorisiteCaFCl
3.DC.25Zavaritskite(BiO)F
3.DC.25ZhangpeishaniteBaFCl
3.DC.30NadoritePbSbClO2
3.DC.30PeritePbBiClO2
3.DC.35AravaipaitePb3F3[AlF6] · H2O
3.DC.37CalcioaravaipaitePbCa2AlF9
3.DC.40ThorikositePb3Cl2(OH)(SbO3,AsO3)
3.DC.45MereheaditePb47Cl25(OH)13O24(CO3)(BO3)2
3.DC.50BlixitePb2(O,OH)2Cl
3.DC.60SymesitePb10(SO4)O7Cl4 · H2O
3.DC.65EcdemitePb6Cl4(As2O7)
3.DC.65HeliophyllitePb6Cl4(As2O7)
3.DC.70MendipitePb3Cl2O2
3.DC.75DamaraitePb3Cl(OH)O2
3.DC.80OnoratoiteSb8Cl2O11
3.DC.85CotunnitePbCl2
3.DC.90PseudocotunniteK2PbCl4
3.DC.95BarstowitePb4Cl6(CO3) · H2O
27.4.1CuprotungstiteCu2(WO4)(OH)2
27.4.2ScheeliteCa(WO4)
27.4.4AnthoiniteAlWO3(OH)3
27.4.5MpororoiteWAlO3(OH)3 · 2(H2O)
27.4.6Yttrotungstite-(Y)YW2O6(OH)3
27.4.7Yttrotungstite-(Ce)(Ce,Nd,Y)W2O6(OH)3
27.4.8StolzitePb(WO4)
27.4.9RaspitePb(WO4)
27.4.10RusselliteBi2WO6
27.4.12Uranotungstite(Fe2+,Ba,Pb)(UO2)2(WO4)(OH)4 · 12H2O
27.4.13HübneriteMnWO4
27.4.14FerberiteFeWO4
27.4.15Wolframite(Fe2+)WO4 to (Mn2+)WO4
27.4.16Ferritungstite
27.4.17Phyllotungstite(H2O,M)x(W,Fe)(O,OH)3 · yH2O (M = Ca, Cs, Pb or K)
27.4.18Qitianlingite(Fe,Mn)2(Nb,Ta)2WO10

Other Names for Pinalite

Name in Other Languages:
German:Pinalit
Spanish:Pinalita

Other Information

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 Pinalite

Reference List:
Dunn, P.J., et al (1989), Pinalite, a new lead tungstate chloride mineral from the Mammoth mine, Pinal Co., AZ, American Mineralogist: 74: 934-935.

Internet Links for Pinalite

Localities for Pinalite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
USA
 
  • Arizona
    • Graham Co.
      • Aravaipa District
        • Santa Teresa Mts
          • Klondyke
            • Grand Reef Mountain
              • Laurel Canyon
No reference listed
    • Pinal Co.
      • Mammoth District
        • Tiger
          • St. Anthony deposit
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 329; Dunn, P.J., et al (1989), Pinalite, a new lead tungstate chloride mineral from the Mammoth mine, Pinal Co., AZ, Am.Min.: 74: 934-935.
Mineral and/or Locality  
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