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Turneaureite

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ZCA No. 4 Mine (St Joe Mine; ZCA No. 4 mine), Balmat, Balmat-Edwards Zinc District, St. Lawrence Co., New York, USA
© 2008, JGW

Show Turneaureite Photos (8)



Formula:
Ca
 
5
(AsO
 
4
)
 
3
Cl
System:HexagonalColour:Colourless to gray
Hardness:5
Name:Named after Dr. Frederick Stewart Turneaure (1899–1986), Professor Emeritus of Geology, University of Michigan, Ann Arbor, Michigan, USA.


Apatite Group. The arsenate analogue of Chlorapatite. The Ca5 analogue of Hedyphane.

Classification of Turneaureite

IMA status:Approved 1983
Strunz 8th edition ID:7/B.39-70
Nickel-Strunz 10th (pending) edition ID:8.BN.05

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
N : With only large cations, (OH, etc.):RO4 = 0.33:1
Dana 8th edition ID:41.8.3.2

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
8 : A5(XO4)3Zq
Hey's CIM Ref.:22.2.4

22 : Phosphates, Arsenates or Vanadates with other Anions
2 : Phosphates, arsenates or vanadates with chloride
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Type Occurrence of Turneaureite

Co-type Localities:Långban, Filipstad, Värmland, Sweden
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
ZCA No. 4 Mine (St Joe Mine; ZCA No. 4 mine), Balmat, Balmat-Edwards Zinc District, St. Lawrence Co., New York, USA
Year of Discovery:1985

Physical Properties of Turneaureite

Lustre:Vitreous, Greasy
Colour:Colourless to gray
Streak:White
Hardness (Mohs):5

Crystallography of Turneaureite

Crystal System:Hexagonal
Cell Parameters:a = 9.81Å, c = 6.86Å
Ratio:a:c = 1 : 0.699
Unit Cell Volume:V 571.73 ų (Calculated from Unit Cell)

Optical Data of Turneaureite

Type:Uniaxial (-)
RI values: nω = 1.708 nε = 1.700
Maximum Birefringence:δ = 0.008

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High

Chemical Properties of Turneaureite

Formula:
Ca
 
5
(AsO
 
4
)
 
3
Cl
Essential elements:As, Ca, Cl, O
All elements listed in formula:As, Ca, Cl, O

Relationship of Turneaureite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.BN.05Alforsite
Ba
 
5
(PO
 
4
)
 
3
Cl
8.BN.05Belovite-(Ce)
NaCeSr
 
3
(PO
 
4
)
 
3
F
8.BN.05Carbonate-rich Fluorapatite
Ca
 
5
(PO
 
4
,CO
 
3
)
 
3
(F,O)
8.BN.05Carbonate-rich Hydroxylapatite
Ca
 
5
(PO
 
4
,CO
 
3
)
 
3
(OH,O)
8.BN.05Chlorapatite
Ca
 
5
(PO
 
4
)
 
3
Cl
8.BN.05Mimetite-M
Pb
 
5
(AsO
 
4
)
 
3
Cl
8.BN.05Johnbaumite-M
Ca
 
5
(AsO
 
4
)
 
3
OH
8.BN.05Fluorapatite
Ca
 
5
(PO
 
4
)
 
3
F
8.BN.05Hedyphane
Pb
 
3
Ca
 
2
(AsO
 
4
)
 
3
Cl
8.BN.05Hydroxylapatite
Ca
 
5
(PO
 
4
)
 
3
(OH)
8.BN.05Johnbaumite
Ca
 
5
(AsO
 
4
)
 
3
OH
8.BN.05Mimetite
Pb
 
5
(AsO
 
4
)
 
3
Cl
8.BN.05Morelandite
Ca
 
2
Ba
 
3
(AsO
 
4
)
 
3
Cl
8.BN.05Pyromorphite
Pb
 
5
(PO
 
4
)
 
3
Cl
8.BN.05Fluorstrophite
SrCaSr
 
3
(PO
 
4
)
 
3
F
8.BN.05Svabite
Ca
 
5
(AsO
 
4
)
 
3
F
8.BN.05Vanadinite
Pb
 
5
(VO
 
4
)
 
3
Cl
8.BN.05Belovite-(La)
NaLaSr
 
3
(PO
 
4
)
 
3
F
8.BN.05Deloneite
(Na
 
0.5
REE
 
0.25
Ca
 
0
 · 25)(Ca
 
0.75
REE
 
0.25
)Sr
 
1.5
(CaNa
 
0.25
REE
 
0.25
)(PO
 
4
)
 
3
F
 
0.5
(OH)
 
0.5
8.BN.05Fluorcaphite
SrCaCa
 
3
(PO
 
4
)
 
3
F
8.BN.05Kuannersuite-(Ce)
NaCeBa
 
3
(PO
 
4
)
 
3
F
 
0.5
Cl
 
0.5
8.BN.05Hydroxylapatite-M
Ca
 
5
(PO
 
4
)
 
3
OH
8.BN.05Phosphohedyphane
Ca
 
2
Pb
 
3
(PO
 
4
)
 
3
Cl
8.BN.05Stronadelphite
Sr
 
5
(PO
 
4
)
 
3
F
8.BN.05Fluorphosphohedyphane
Ca
 
2
Pb
 
3
(PO
 
4
)
 
3
F
8.BN.10Arctite
Na
 
2
Ca
 
4
(PO
 
4
)
 
3
F
Related Minerals - Hey's Index Grouping:

- +
22.2.1Sampleite
NaCaCu
 
5
(PO
 
4
)
 
4
Cl · 5H
 
2
O
22.2.2Lavendulan
NaCaCu
 
5
(AsO
 
4
)
 
4
Cl · 5H
 
2
O
22.2.3Chlorapatite
Ca
 
5
(PO
 
4
)
 
3
Cl
22.2.5Shubnikovite
Ca
 
2
Cu
 
8
(AsO
 
4
)
 
6
(OH)Cl · 7H
 
2
O
22.2.6Richelsdorfite
Ca
 
2
Cu
 
5
Sb(AsO
 
4
)
 
4
(OH)
 
6
Cl · 6H
 
2
O
22.2.7Alforsite
Ba
 
5
(PO
 
4
)
 
3
Cl
22.2.8Morelandite
Ca
 
2
Ba
 
3
(AsO
 
4
)
 
3
Cl
22.2.9Pyromorphite
Pb
 
5
(PO
 
4
)
 
3
Cl
22.2.10Mimetite
Pb
 
5
(AsO
 
4
)
 
3
Cl
22.2.11Mimetite-M
Pb
 
5
(AsO
 
4
)
 
3
Cl
22.2.12Sahlinite
Pb
 
14
(AsO
 
4
)
 
2
O
 
9
Cl
 
4
22.2.13Georgiadèsite
Pb
 
4
(AsO
 
3
)Cl
 
4
(OH)
22.2.14Vanadinite
Pb
 
5
(VO
 
4
)
 
3
Cl
22.2.15Kombatite
Pb
 
14
(VO
 
4
)
 
2
O
 
9
Cl
 
4
22.2.16Leningradite
PbCu
 
3
(VO
 
4
)
 
2
Cl
22.2.17Hedyphane
Pb
 
3
Ca
 
2
(AsO
 
4
)
 
3
Cl
22.2.18Nealite
Pb
 
4
Fe
2+
 
(As
3+
 
O
 
3
)
 
2
Cl
 
4
 · 2H
 
2
O

Other Names for Turneaureite

Synonyms:
IMA1983-063
Other Languages:
German:Turneaureit
Russian:Турнорит
Spanish:Turneaureita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Turneaureite

Reference List:

- +
Canadian Mineralogist (1985): 23: 251-254.

American Mineralogist (1986): 71: 1280.

Internet Links for Turneaureite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Turneaureite details from Handbook of Mineralogy (PDF)
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    • Localities for Turneaureite

    The 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.
    Hide Locality List
    (TL) indicates type locality. ? 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.
    Romania
     
    • Caras-Severin Co.
      • Banat Mts
        • Ocna de Fier-Dognecea District
    		Ciobanu, C.L., and Cook, N.J. (2004): Skarn textures and a case study:the Ocna de Fier-Dognecea orefield, Banat, Romania. - Ore Geology Reviews 24, 315-370.
    Russia
     
    • Eastern-Siberian Region
      • Transbaikalia (Zabaykalye)
        • Buriatia (Buryatia) Republic
          • Vitim Plateau
    		P.M. Kartashov data; American Mineralogist, Volume 87, pages 1509–1513, 2002; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Sweden
     
    • Dalarna
      • Hedemora
        • Garpenberg
    		Kjell Gatedal
    • Värmland
      • Filipstad
    		Dunn, et al, 1985; Can. Min.:23(1985):251; Rocks & Min.: 60:243; Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
    USA
     
    • New Jersey
      • Sussex Co.
        • Franklin Mining District
          • Franklin
    		Dunn, P.J., et al: Can.Min.:23:251-254 (1985); Dunn(1995):Pt5:653.
    • New York
      • St. Lawrence Co.
        • Balmat-Edwards Zinc District
          • Balmat
    		Dunn, P.J., et al (1985) Canadian Mineralogist: 23: 251-254.
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2012. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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