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Natrophosphate

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Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada
© 11/12DM

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Formula:
Na
 
7
(PO
 
4
)
 
2
F · 19H
 
2
O
System:IsometricColour:White
Lustre:VitreousHardness:2½
This page provides mineralogical data about Natrophosphate.

Classification of Natrophosphate

IMA status:Approved
Strunz 8th edition ID:7/D.26-10
Nickel-Strunz 10th (pending) edition ID:8.DN.05

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
N : With only large cations
Dana 8th edition ID:42.13.9.1

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
13 : Miscellaneous
Hey's CIM Ref.:22.1.3

22 : Phosphates, Arsenates or Vanadates with other Anions
1 : Phosphates, arsenates or vanadates with fluoride
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Type Occurrence of Natrophosphate

Type Locality:Material'naya Adit, Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Year of Discovery:1972

Physical Properties of Natrophosphate

Lustre:Vitreous
Colour:White
Hardness (Mohs):2½

Crystallography of Natrophosphate

Crystal System:Isometric
Cell Parameters:a = 27.79Å
Unit Cell Volume:V 21,461.78 ų (Calculated from Unit Cell)

Optical Data of Natrophosphate

Type:Isotropic

Chemical Properties of Natrophosphate

Formula:
Na
 
7
(PO
 
4
)
 
2
F · 19H
 
2
O
Essential elements:F, H, Na, O, P
All elements listed in formula:F, H, Na, O, P

Relationship of Natrophosphate to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.DN.10Isoclasite
Ca
 
2
(PO
 
4
)(OH) · 2H
 
2
O
8.DN.15Lermontovite
U(PO
 
4
)(OH) · H
 
2
O
8.DN.15Urphoite
U
4+
6
(PO
 
4
)
 
7
(OH)
 
3
 · 4H
 
2
O
8.DN.20Vyacheslavite
U(PO
 
4
)(OH) · nH
 
2
O
Related Minerals - Hey's Index Grouping:

- +
22.1.1Amblygonite
LiAl(PO
 
4
)F
22.1.2Lacroixite
NaAl(PO
 
4
)F
22.1.5Nacaphite
Na
 
2
Ca(PO
 
4
)F
22.1.6Arctite
Na
 
2
Ca
 
4
(PO
 
4
)
 
3
F
22.1.7Nefedovite
Na
 
5
Ca
 
4
(PO
 
4
)
 
4
F
22.1.9Fluorapatite
Ca
 
5
(PO
 
4
)
 
3
F
22.1.10Herderite
CaBePO
 
4
(F,OH)
22.1.11Isokite
CaMg(PO
 
4
)F
22.1.12Panasqueiraite
CaMg(PO
 
4
)(OH,F)
22.1.13Babefphite
BaBePO
 
4
(F,OH)
22.1.14Fluellite
Al
 
2
(PO
 
4
)(OH)F
 
2
 · 7H
 
2
O
22.1.15Minyulite
KAl
 
2
(PO
 
4
)
 
2
(OH,F) · 4H
 
2
O
22.1.16Morinite
NaCa
 
2
Al
 
2
(PO
 
4
)
 
2
(OH)F
 
4
 · 2H
 
2
O
22.1.17Bøggildite
Na
 
2
Sr
 
2
Al
 
2
PO
 
4
F
 
9
22.1.18Fluorstrophite
SrCaSr
 
3
(PO
 
4
)
 
3
F
22.1.19Viitaniemiite
Na(Ca,Mn
2+
 
)Al(PO
 
4
)(F,OH)
 
3
22.1.20Väyrynenite
Mn
2+
 
Be(PO
 
4
)(OH,F)
22.1.21Maxwellite
NaFe
3+
 
(AsO
 
4
)F
22.1.22Wagnerite
(Mg,Fe
2+
 
)
 
2
(PO
 
4
)F
22.1.23Triplite
(Mn
2+
 
,Fe
2+
 
)
 
2
(PO
 
4
)(F,OH)
22.1.24Magniotriplite
(Mg,Fe
2+
 
,Mn
2+
 
)
 
2
PO
 
4
F
22.1.25Zwieselite
Fe
2+
 
Mn
2+
 
(PO
 
4
)F
22.1.26Mcauslanite
HFe
2+
3
Al
 
2
(PO
 
4
)
 
4
F · 18H
 
2
O
22.1.27Richellite
CaFe
3+
2
(PO
 
4
)
 
2
(OH,F)
 
2
22.1.28Svabite
Ca
 
5
(AsO
 
4
)
 
3
F
22.1.29Tilasite
CaMg(AsO
 
4
)F
22.1.30Johnbaumite-M
Ca
 
5
(AsO
 
4
)
 
3
OH
22.1.31Durangite
NaAl(AsO
 
4
)F

Other Names for Natrophosphate

Synonyms:
IMA1971-041
Other Languages:
German:Natrophosphat
Russian:Натрофосфат

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 Natrophosphate

Reference List:

- +
KAPUSTIN, Y.L., BYKOVA, A.V., and BUKIN, V.I. (1972) Natrophosphate, a new mineral. International Geological Review, 14, 984-989. Abstract: American Mineralogist (1973): 58: 139.
GENKINA, E.A., and KHOMYAKOV, A.P. (1992) Refinement of the structure of natural natrophosphate. Soviet Physics, Crystallography, 37, 844 845.
HORVÁTH, L., and GAULT, R.G. (1990) The mineralogy of Mont Saint Hilaire. Mineralogical Record, 21, 284 359.
PETERSEN, O.V., FOCKENBERG, T., TOFT, P.C., and RATTAY, M. (1997) Natrophosphate from the Aris phonolites, Windhoek, Namibia. Neues Jahrbuch für Mineralogie, Monathefte, Jg. 1997, 511-517.
PETERSEN, O., KHOMYAKOV, A., and SØRENSEN, H. (2001): Natrophosphate from the Ilimaussaq alkaline complex, South Greenland, Geology of Greenland Survey Bulletin, 190, 139-141
American Mineralogist (1981): 66: 879, 1281.

Internet Links for Natrophosphate

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    • Localities for Natrophosphate

    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.
    Canada
     
    • Québec
      • Montérégie
        • Rouville RCM
          • Mont Saint-Hilaire
    		Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
    Greenland
     
    • Kitaa (West Greenland) Province
      • Narsaq
        • Ilimaussaq complex
          • Kuannersuit (Kvanefjeld) plateau
            • Kvanefjeld Uranium deposit
    		Petersen, O., Khomyakov, A., Soerensen, H. (2001): Natrophosphate from the Ilimaussaq alkaline complex South Greenland, South Greenland, Geology of Greenland Survey Bulletin, 190, 139-141
    Namibia
     
    • Khomas Region
      • Windhoek District
        • Aris
    		Petersen, O.V., Fockenberg, T., Toft, P.C. & Rattay, M. (1997): Natrophosphate from the Aris phonolites, Windhoek, Namibia. Neues Jahrbuch für Mineralogie, Monatshefte 1997, 511-517; [http://www.koeln.netsurf.de/~w.steffens/aris.htm]
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; 33 IGC excursion No 47, July 22 – August 2, 2008 Stop 2-2
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
            • Yukspor Mt
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
          • Lovozero Massif
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