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Apatite-(SrOH)

Formula:
(Sr,Ca)
 
5
(PO
 
4
)
 
3
(OH,F)
System:HexagonalColour:Green to yellow-green, ...
Hardness:5
Name:Named from the Greek word meaning "to deceive" and as the strontian member of the apatite group of minerals.


Apatite Group. The strontium analogue of Apatite-(CaOH).

Classification of Apatite-(SrOH)

IMA status:Approved 1962
Strunz 8th edition ID:7/B.39-100
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:41.8.1.7

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
8 : A5(XO4)3Zq
Hey's CIM Ref.:22.1.18

22 : Phosphates, Arsenates or Vanadates with other Anions
1 : Phosphates, arsenates or vanadates with fluoride
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Type Occurrence of Apatite-(SrOH)

Type Locality:Inagli Massif, Aldan, Aldan Shield, Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia

Physical Properties of Apatite-(SrOH)

Lustre:Vitreous, Greasy
Diaphaneity (Transparency):Transparent, Translucent
Colour:Green to yellow-green, colourless
Hardness (Mohs):5

Crystallography of Apatite-(SrOH)

Crystal System:Hexagonal
Class (H-M):6/m - Dipyramidal
Space Group:P63/m
Morphology:Crystals short to long hexagonal prisms [0001], with {1010} and {1011} dominant; also thick tabular {0001}, frequently in the crystals of hydrothermal origin in pegmatites and veins, with {1010}, relatively large {0001}, and often also {1011} or low pyramids. Massive, coarse granular to compact.

Optical Data of Apatite-(SrOH)

Type:Uniaxial (-)
RI values: nω = 1.651 nε = 1.637
Maximum Birefringence:δ = 0.014

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

Chemical Properties of Apatite-(SrOH)

Formula:
(Sr,Ca)
 
5
(PO
 
4
)
 
3
(OH,F)
Essential elements:H, O, P, Sr
All elements listed in formula:Ca, F, H, O, P, Sr

Relationship of Apatite-(SrOH) to other Species

Member of Group:
Apatite Subgroup:
Apatite Supergroup:
A
 
5
(XO
 
4
)
 
3
Z
 
q
Related Minerals - Nickel-Strunz Grouping):

- +
8.BN.05Alforsite
Ba
 
5
[Cl|(PO
 
4
)
 
3
]
8.BN.05Belovite-(Ce)
NaSr
 
3
(Ce,La)[(F,OH)|(PO
 
4
)
 
3
]
8.BN.05Carbonate-rich Apatite-(CaF)
Ca
 
5
[(F,O)|(PO
 
4
,CO
 
3
)
 
3
]
8.BN.05Carbonate-rich Apatite-(CaOH)
Ca
 
5
[(OH,O)|(PO
 
4
,CO
 
3
)
 
3
]
8.BN.05Apatite-(CaCl)
Ca
 
5
[Cl|(PO
 
4
)
 
3
]
8.BN.05Clinomimetite
Pb
 
5
[Cl|(AsO
 
4
)
 
3
]
8.BN.05Fermorite
(Ca,Sr)
 
5
(AsO
 
4
,PO
 
4
)
 
3
(OH)
8.BN.05Apatite-(CaF)
Ca
 
5
[F|(PO
 
4
)
 
3
]
8.BN.05Hedyphane
Pb
 
3
Ca
 
2
[Cl|(AsO
 
4
)
 
3
]
8.BN.05Apatite-(CaOH)
Ca
 
5
[OH|(PO
 
4
)
 
3
]
8.BN.05Johnbaumite
Ca
 
5
[OH|(AsO
 
4
)
 
3
]
8.BN.05Mimetite
Pb
 
5
[Cl|(AsO
 
4
)
 
3
]
8.BN.05Morelandite
(Ba,Ca,Pb)
 
5
[Cl|(AsO
 
4
,PO
 
4
)
 
3
]
8.BN.05Pyromorphite
Pb
 
5
[Cl|(PO
 
4
)
 
3
]
8.BN.05Svabite
Ca
 
5
[(F,Cl,OH)|(AsO
 
4
)
 
3
]
8.BN.05Turneaureite
Ca
 
5
[Cl|(AsO
 
4
,PO
 
4
)
 
3
]
8.BN.05Vanadinite
Pb
 
5
[Cl|(VO
 
4
)
 
3
]
8.BN.05Belovite-(La)
NaSr
 
3
(La,Ce)[(F,OH)|(PO
 
4
)
 
3
]
8.BN.05Deloneite-(Ce)
NaCa
 
2
SrCe(PO
 
4
)
 
3
F
8.BN.05Fluorcaphite
(Ca,Sr,Ce,Na)
 
5
[F|(PO
 
4
)
 
3
]
8.BN.05Kuannersuite-(Ce)
NaBa
 
3
(Ce,Nd,La)[(F,Cl)|(PO
 
4
)
 
3
]
8.BN.05Apatite-(CaOH)-M
(Ca,Na)
 
3
Ca
 
2
[(OH,Cl)|(PO
 
4
,SO
 
4
)
 
3
]
8.BN.05Phosphohedyphane
Pb
 
3
Ca
 
2
[Cl|(PO
 
4
)
 
3
]
8.BN.05IMA2008-009
Sr
 
5
(PO
 
4
)
 
3
F
8.BN.05IMA2008-068
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:

- +
22.1.1Amblygonite
(Li,Na)Al[(F,OH)|PO
 
4
]
22.1.2Lacroixite
NaAl[F|PO
 
4
]
22.1.3Natrophosphate
Na
 
7
(PO
 
4
)
 
2
F·19H
 
2
O
22.1.5Nacaphite
Na
 
2
Ca[F|PO
 
4
]
22.1.6Arctite
Na
 
2
Ca
 
4
(PO
 
4
)
 
3
F
22.1.7Nefedovite
Na
 
5
Ca
 
4
(PO
 
4
)
 
4
F
22.1.9Apatite-(CaF)
Ca
 
5
[F|(PO
 
4
)
 
3
]
22.1.10Herderite
CaBe[(F,OH)|PO
 
4
]
22.1.11Isokite
CaMg[F|PO
 
4
]
22.1.12Panasqueiraite
CaMg[(OH,F)|PO
 
4
]
22.1.13Babefphite
BaBe[(F,OH)|PO
 
4
]
22.1.14Fluellite
Al
 
2
[F
 
2
|OH|PO
 
4
] · 7H
 
2
O
22.1.15Minyulite
KAl
 
2
[(OH,F)|(PO
 
4
)
 
2
] · 4H
 
2
O
22.1.16Morinite
Na
 
2
Ca
 
4
Al
 
4
[(F,OH)
 
5
|(PO
 
4
)
 
2
]
 
2
 · 3H
 
2
O
22.1.17Bøggildite
Na
 
2
Sr
 
2
Al
 
2
PO
 
4
F
 
9
22.1.19Viitaniemiite
Na(Ca,Mn
2+
 
)Al[(F,OH)
 
3
|PO
 
4
]
22.1.20Väyrynenite
Mn
2+
 
Be[(OH,F)|PO
 
4
]
22.1.21Maxwellite
NaFe
3+
 
[F|AsO
 
4
]
22.1.22Wagnerite
(Mg,Fe
2+
 
)
 
2
[F|PO
 
4
]
22.1.23Triplite
(Mn
2+
 
,Fe
2+
 
)
 
2
[(F,OH)|PO
 
4
]
22.1.24Magniotriplite
(Mg,Fe
2+
 
,Mn
2+
 
)
 
2
[F|PO
 
4
]
22.1.25Zwieselite
(Fe
2+
 
,Mn
2+
 
)
 
2
[F|PO
 
4
]
22.1.26Mcauslanite
HFe
2+
3
Al
 
2
[F|(PO
 
4
)
 
4
] · 18H
 
2
O
22.1.27Richellite
Ca
 
3
Fe
3+
10
[(OH,F)
 
3
|(PO
 
4
)
 
2
]
 
4
 · nH
 
2
O (not confirmed)
22.1.28Svabite
Ca
 
5
[(F,Cl,OH)|(AsO
 
4
)
 
3
]
22.1.29Tilasite
CaMg[F|AsO
 
4
]
22.1.30Fermorite
(Ca,Sr)
 
5
(AsO
 
4
,PO
 
4
)
 
3
(OH)
22.1.31Durangite
NaAl[F|AsO
 
4
]

Other Names for Apatite-(SrOH)

Synonyms:
StrontiapatiteStrontium-ApatiteStrontium-Apatite (of Efimov et al.)
Other Languages:
German:Strontiapatit
Japanese:ストロンチウム燐灰石
Russian:Стронциоапатит
Апатит-(SrOH)
Spanish:Strontiapatita

Other Information

Other Information:Soluble in HCl or in HNO3. Varieties containing CO3 may dissolve with slight effervescence.
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 Apatite-(SrOH)

Reference List:Volkova and Melentiev (1939) Comptes rendus de l’académie des sciences de l’U.R.S.S., n.s.: 25: 120.

Doklady Akademii Nauk SSSR (1962): 142(2): 439-442.

American Mineralogist (1962): 47: 80.

Kristallografiya: 32: 891-895.

Soviet Physics – Crystallography (1987): 32: 524.

Internet Links for Apatite-(SrOH)

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Apatite-(SrOH) in the Natural History Museum (London) online catalogue
  • Strontium-Apatite details from Handbook of Mineralogy (PDF)
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    Localities for Apatite-(SrOH)

    Hide Locality List
    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.
    (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.
    Canada
     
    • Northwest Territories
    • Ontario
      • Thunder Bay District
        • Marathon
    		Platt & Wooley (1990)
    Japan
     
    • Honshu Island
      • Chubu Region
        • Niigata Prefecture
    		[MinRec 33:168]
    Sakai & Akai (1988) Sanko-Gakkai Kou\'en-Youshi, 16.
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
        • Aldan Shield
          • Aldan
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
          • Chara and Tokko Rivers Confluence
    		CanMin 40:121-136
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
    		www.koeln.netsurf.de/~w.steffens/khib.htm
    South Africa
     
    • Northwest Province
      • Western Bushveld Complex
        • Rustenburg District
          • Pilansberg Complex
    		The Canadian Mineralogist, V 42, 2004, pp. 1169-1178.
    USA
     
    • California
      • San Benito Co.
        • Diablo Range
          • New Idria District
            • Clear Creek area
    Zambia
     
    • Northern Province
      • Muchinga Mts.
        • Isoka District
          • Isoka
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon Ralph and Ida Chau 1993-2009. 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. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 14th Oct 2009 23:08:32