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Tinsleyite

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Formula:
KAl2(PO4)2(OH) · 2H2O
Colour:
Deep red, colourless
Lustre:
Vitreous
Hardness:
5
Crystal System:
Monoclinic
Name:
Named in 1984 by P. J. Dunn, Roland C. Rouse, Tom J. Campbell, and Willard L. Roberts in honor of Frank C. Tinsley [July 10, 1916 Lakewood, Colorado, USA - October 25, 1996 Rapid City, South Dakota, USA], for his discovery and preservation of rare and unusual mineral specimens from the Tip Top pegmatite and other South Dakota localities.
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Classification of TinsleyiteHide

Approved
Approval Year:
1983
8.DH.10

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
H : With large and medium-sized cations, (OH, etc.):RO4 < 1:1
42.11.6.2

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
11 : (AB)3(XO4)2Zq·xH2O
19.8.6

19 : Phosphates
8 : Phosphates of Al and other metals

Physical Properties of TinsleyiteHide

Vitreous
Colour:
Deep red, colourless
Hardness:

Optical Data of TinsleyiteHide

Type:
Biaxial (+)
RI values:
nα = 1.591 nβ = 1.597 nγ = 1.604
2V:
Measured: 86° , Calculated: 86°
Max Birefringence:
δ = 0.013
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v distinct

Chemical Properties of TinsleyiteHide

Formula:
KAl2(PO4)2(OH) · 2H2O

Crystallography of TinsleyiteHide

Crystal System:
Monoclinic
Cell Parameters:
a = 9.6 Å, b = 9.53 Å, c = 9.54 Å
β = 103.16°
Ratio:
a:b:c = 1.007 : 1 : 1.001
Unit Cell V:
849.87 ų (Calculated from Unit Cell)

Type Occurrence of TinsleyiteHide

Synonyms of TinsleyiteHide

Other Language Names for TinsleyiteHide

Relationship of Tinsleyite to other SpeciesHide

Other Members of this group:
LeucophosphiteKFe3+2(PO4)2(OH) · 2H2OMon. 2/m : P21/b

Common AssociatesHide

Associated Minerals Based on Photo Data:
Strengite6 photos of Tinsleyite associated with Strengite on mindat.org.
Robertsite5 photos of Tinsleyite associated with Robertsite on mindat.org.
Leucophosphite4 photos of Tinsleyite associated with Leucophosphite on mindat.org.
Collinsite4 photos of Tinsleyite associated with Collinsite on mindat.org.
Meurigite-Na3 photos of Tinsleyite associated with Meurigite-Na on mindat.org.
Laueite2 photos of Tinsleyite associated with Laueite on mindat.org.
Whitmoreite1 photo of Tinsleyite associated with Whitmoreite on mindat.org.
Bermanite1 photo of Tinsleyite associated with Bermanite on mindat.org.
Phosphosiderite1 photo of Tinsleyite associated with Phosphosiderite on mindat.org.
Hureaulite1 photo of Tinsleyite associated with Hureaulite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.DH.05MinyuliteKAl2(PO4)2(OH,F) · 4H2OOrth. mm2 : Pba2
8.DH.10LeucophosphiteKFe3+2(PO4)2(OH) · 2H2OMon. 2/m : P21/b
8.DH.10Spheniscidite(NH4,K)(Fe3+,Al)2(PO4)2(OH) · 2H2OMon.
8.DH.15Jahnsite-(CaMnFe){Ca}{Mn2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(CaMnMg){Ca}{Mn2+}{(Mg,Fe2+)2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(CaMnMn){Ca}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15KeckiteCaMn2+Fe3+2Fe3+2(PO4)4(OH)3(H2O)7Mon. 2/m : P2/b
8.DH.15Rittmannite{(Mn2+,Ca)}{Mn2+}{(Fe2+,Mn2+,Mg)2}{(Al,Fe3+)2}(PO4)4(OH)2 · 8H2OMon.
8.DH.15Whiteite-(CaFeMg){Ca}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m : P21/b
8.DH.15Whiteite-(CaMnMg){Ca}{Mn2+}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m
8.DH.15Whiteite-(MnFeMg){(Mn2+,Ca)}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m : P21/b
8.DH.15Jahnsite-(MnMnMn){Mn2+}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon.
8.DH.15Kaluginite(Mn2+,Ca)MgFe3+(PO4)2(OH) · 4H2OOrth.
8.DH.15Jahnsite-(CaFeFe){Ca}{Fe2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon.
8.DH.15Jahnsite-(NaFeMg)NaFe3+Mg2Fe3+2(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(NaMnMg){Na}{Mn3+}{Mg2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
8.DH.15Jahnsite-(CaMgMg){Ca}{Mg}{Mg2}{Fe3+2}(PO4)4(OH)2 · 8H2O
8.DH.20Manganosegelerite(Mn2+,Ca)(Mn2+,Fe2+,Mg)Fe3+(PO4)2(OH) · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.20OveriteCaMgAl(PO4)2(OH) · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.20SegeleriteCa2 Mg2 Fe3+2(PO4)4(OH)2 · 8H2OOrth. mmm (2/m 2/m 2/m) : Pcca
8.DH.20WilhelmvierlingiteCaMnFe3+(PO4)2(OH) · 2H2OOrth.
8.DH.20JuonniiteCaMgSc(PO4)2(OH) · 4H2OOrth.
8.DH.25CalcioferriteCa2Fe3+2(PO4)3(OH) · 7H2OMon. 2/m : B2/b
8.DH.25KingsmountiteCa4(Fe2+,Mn2+)Al4(PO4)6(OH)4 · 12H2OMon. 2 : B2
8.DH.25MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2OMon. 2 : B2
8.DH.25ZodaciteCa4Mn2+Fe3+4(PO4)6(OH)4 · 12H2OMon.
8.DH.30ArseniosideriteCa2Fe3+3(AsO4)3O2 · 3H2OMon. 2/m : B2/b
8.DH.30KolfaniteCa2Fe3+3O2(AsO4)3 · 2H2OMon.
8.DH.30MitridatiteCa2Fe3+3(PO4)3O2 · 3H2OMon. 2/m : B2/b
8.DH.30PararobertsiteCa2Mn3+3(PO4)3O2 · 3H2OMon. 2/m : P21/b
8.DH.30RobertsiteCa2Mn3+3(PO4)3O2 · 3H2OMon. m : Bb
8.DH.30Sailaufite(Ca,Na,☐)2Mn3+3(AsO4)2(CO3)O2 · 3H2OMon.
8.DH.35MantienneiteKMg2Al2Ti(PO4)4(OH)3 · 15H2OOrth.
8.DH.35PaulkerriteK(Mg,Mn2+)2(Fe3+,Al,Ti,Mg)2Ti(PO4)4(OH)3 · 15H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.35Benyacarite(H2O,K)2(Mn2+,Fe2+)2(Fe3+,Ti)2Ti(PO4)4(O,F)2 · 14H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.DH.40XanthoxeniteCa4Fe3+2(PO4)4(OH)2 · 3H2OTric. 1 : P1
8.DH.45MahnertiteNaCu3(AsO4)2Cl · 5H2OTet. 4/mmm (4/m 2/m 2/m) : I4/mmm
8.DH.50AndyrobertsiteKCdCu5(AsO4)4(H2AsO4) · 2H2OMon.
8.DH.50CalcioandyrobertsiteKCaCu5(AsO4)4(H2AsO4) · 2H2OMon. 2/m : P21/m
8.DH.55EnglishiteK3Na2Ca10Al15(PO4)21(OH)7 · 26H2OMon. 2/m
8.DH.60BouazzeriteBi6(Mg,Co)11Fe3+14(AsO4)18(OH)4O12 · 86H2OMon. 2/m

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

42.11.6.1LeucophosphiteKFe3+2(PO4)2(OH) · 2H2OMon. 2/m : P21/b
42.11.6.3Spheniscidite(NH4,K)(Fe3+,Al)2(PO4)2(OH) · 2H2OMon.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

19.8.1MontebrasiteLiAl(PO4)(OH)Tric. 1 : P1
19.8.2BrazilianiteNaAl3(PO4)2(OH)4Mon. 2/m : P2/b
19.8.3WarditeNaAl3(PO4)2(OH)4 · 2H2OTet. 4 2 2 : P41 21 2
19.8.4TancoiteLiNa2Al(PO4)(HPO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pbca
19.8.5Bertossaite(Li,Na)2(Ca,Fe2+,Mn2+)Al4(PO4)4(OH,F)4Orth.
19.8.7Taranakite(K,NH4)Al3(PO4)3(OH) · 9H2OTrig. 3m (3 2/m) : R3c
19.8.8FrancoanelliteK3Al5(PO4)2(HPO4)3 · 12H2OTrig.
19.8.9GordoniteMgAl2(PO4)2(OH)2 · 8H2OTric. 1 : P1
19.8.10AldermaniteMg5Al12(PO4)8(OH)22 · 32H2OOrth.
19.8.11OveriteCaMgAl(PO4)2(OH) · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
19.8.12MontgomeryiteCa4MgAl4(PO4)6(OH)4 · 12H2OMon. 2 : B2
19.8.14FoggiteCaAl(PO4)(OH)2 · H2OOrth.
19.8.15GatumbaiteCaAl2(PO4)2(OH)2 · H2OMon. 2/m : P2/m
19.8.16CrandalliteCaAl3(PO4)(PO3OH)(OH)6Trig. 3m (3 2/m) : R3m
19.8.17Matulaite(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2OMon.
19.8.19LehiiteCaAl3(PO4)(PO3OH)(OH)6
19.8.20Millisite(Na,K)CaAl6(PO4)4(OH)9 · 3H2OTet.
19.8.21EnglishiteK3Na2Ca10Al15(PO4)21(OH)7 · 26H2OMon. 2/m
19.8.22KleemaniteZnAl2(PO4)2(OH)2 · 3H2OMon.
19.8.23MantienneiteKMg2Al2Ti(PO4)4(OH)3 · 15H2OOrth.
19.8.24PaulkerriteK(Mg,Mn2+)2(Fe3+,Al,Ti,Mg)2Ti(PO4)4(OH)3 · 15H2OOrth. mmm (2/m 2/m 2/m) : Pbca

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 TinsleyiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Dunn P J, Rouse R C, Campbell T J, Roberts W L (1984) Tinsleyite, the aluminum analogue of leucophosphite, from the Tip Top pegmatite in South Dakota, American Mineralogist, 69, 374-376

Internet Links for TinsleyiteHide

Localities for TinsleyiteHide

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
 
  • South Australia
    • Mt Lofty Ranges
      • North Mt Lofty Ranges
        • Kapunda
Vince Peisley
V. Peisley & P. Elliott in prep
Brazil
 
  • Minas Gerais
Am.Min. (2001) 86, p. 1053–1056
Namibia
 
  • Erongo Region
    • Omaruru District
      • Etemba Farm 135
K.Walenta (2002): Tinsleyit von der Farm Etemba bei Omaruru in Namibia; Aufschluss 53, S.118-120 (2002)
Portugal
 
  • Guarda District
    • Sabugal
      • Bendada
Schnorrer-Köhler (1991), Mineral Occurrences.
Romania
 
  • Hunedoara Co.
    • Hunedoara
      • Boșorod
Eur.Journ.Min. 14:157-164; D. Dumitras , Si. Marincea (2000) Phosphates In The Bat Guano Deposit From The "Dry" Cioclovina Cave, Sureanu Mountains, Romania. Romanian Journal of Mineral Devosits Vol 79 Suppl pp 43-45
USA (TL)
 
  • South Dakota
    • Custer Co.
      • Custer District
        • Fourmile
Rocks & Minerals: 60: 117.
        • Pringle
          • Cicero Peak
Rocks & Minerals: 75(3): 156-169.
Mineral and/or Locality  
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