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Kogarkoite

Big Photo

Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada
© 2005 DM

Show Kogarkoite Photos (2)
Formula:
Na
 
3
[F|SO
 
4
]
System:MonoclinicHardness:3½
This page provides mineralogical data about Kogarkoite.

Classification of Kogarkoite

IMA status:Approved
Strunz 8th edition ID:6/B.12-40
Nickel-Strunz 10th (pending) edition ID:7.BD.15

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
B : Sulfates (selenates, etc.) with additional anions, without H2O
D : With only large cations
Dana 8th edition ID:30.1.6.1

30 : ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
1 : (AB)m(XO4)pZq, where m:p>2:1
Hey's CIM Ref.:26.1

26 : Sulphates with Halide
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Type Occurrence of Kogarkoite

Type Locality:Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Year of Discovery:1973

Physical Properties of Kogarkoite

Hardness (Mohs):3½

Crystallography of Kogarkoite

Crystal System:Monoclinic
Cell Parameters:a = 18.07Å, b = 6.94Å, c = 11.44Å
β = 107.72°
Ratio:a:b:c = 2.604 : 1 : 1.648
Unit Cell Volume:V 1,366.58 ų (Calculated from Unit Cell)

Optical Data of Kogarkoite

Type:Biaxial (+)
RI values: nα = 1.439 nβ = 1.439 nγ = 1.442
Maximum Birefringence:δ = 0.003

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

Chemical Properties of Kogarkoite

Formula:
Na
 
3
[F|SO
 
4
]
Essential elements:F, Na, O, S
All elements listed in formula:F, Na, O, S

Relationship of Kogarkoite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
7.BD.05Sulphohalite
Na
 
6
[F|Cl|(SO
 
4
)
 
2
]
7.BD.05Sulfohalite
7.BD.10Galeite
Na
 
15
[F
 
4
|Cl|(SO
 
4
)
 
5
]
7.BD.10Schairerite
Na
 
3
[(F,Cl)|SO
 
4
]
7.BD.20Caracolite
Na
 
3
Pb
 
2
[Cl|(SO
 
4
)
 
3
]
7.BD.20Cesanite
Na
 
3
Ca
 
2
[OH|(SO
 
4
)
 
3
]
7.BD.25Burkeite
Na
 
6
CO
 
3
(SO
 
4
)
 
2
7.BD.30Hanksite
Na
 
22
K(SO
 
4
)
 
9
(CO
 
3
)
 
2
Cl
7.BD.35Cannonite
Bi
 
2
[O|(OH)
 
2
|SO
 
4
]
7.BD.40Lanarkite
Pb
 
2
[O|SO
 
4
]
7.BD.45Grandreefite
Pb
 
2
SO
 
4
F
 
2
7.BD.50Itoite
Pb
 
3
Ge
4+
 
[O|OH|SO
 
4
]
 
2
7.BD.55Chiluite
Bi
 
6
Mo
 
2
Te
 
2
O
 
21
7.BD.60Hectorfloresite
Na
 
9
[IO
 
3
|(SO
 
4
)
 
4
]
7.BD.65Pseudograndreefite
Pb
 
6
SO
 
4
F
 
10
7.BD.70Sundiusite
Pb
 
10
[O
 
8
|SO
 
4
|Cl
 
2
]
Related Minerals - Hey's Index Grouping:

- +
26.2Sulphohalite
Na
 
6
[F|Cl|(SO
 
4
)
 
2
]
26.3Schairerite
Na
 
3
[(F,Cl)|SO
 
4
]
26.4Galeite
Na
 
15
[F
 
4
|Cl|(SO
 
4
)
 
5
]
26.5Connellite
Cu
 
19
[(OH)
 
32
|SO
 
4
|Cl
 
4
] · 3H
 
2
O
26.6Chlorothionite
K
 
2
Cu[Cl
 
2
|SO
 
4
]
26.7Kamchatkite
KCu
 
3
[O|Cl|(SO
 
4
)
 
2
]
26.8Spangolite
Cu
 
6
Al[(OH)
 
12
|Cl|SO
 
4
] · 3H
 
2
O
26.9Aubertite
CuAl[Cl|(SO
 
4
)
 
2
] · 14H
 
2
O
26.10Magnesioaubertite
(Mg,Cu)Al[Cl|(SO
 
4
)
 
2
] · 14H
 
2
O
26.11Svyazhinite
(Mg,Mn
2+
 
,Ca)(Al,Fe
3+
 
)[F|(SO
 
4
)
 
2
] · 14H
 
2
O
26.12D'Ansite
Na
 
21
Mg(SO
 
4
)
 
10
Cl
 
3
26.13Anhydrokainite
KMgClSO
 
4
26.14Kainite
KMg[Cl|SO
 
4
] · 3H
 
2
O
26.15Mosesite
[Hg
 
2
N]
+
 
(Cl,SO
 
4
,MoO
 
4
) · H
 
2
O
26.16Kleinite
[Hg
 
2
N]
+
3
Cl
 
2
S
 
0.5
 · H
 
2
O
26.17Wilcoxite
MgAl[F|(SO
 
4
)
 
2
] · 18H
 
2
O
26.18Creedite
Ca
 
3
[SO
 
4
|Al
 
2
F
 
8
(OH)
 
2
] · 2H
 
2
O
26.19Lannonite
HCa
 
4
Mg
 
2
Al
 
4
(SO
 
4
)
 
8
F
 
9
·32H
 
2
O
26.20Chukhrovite-(Y)
Ca
 
3
(Y,Ce)[F|SO
 
4
|(AlF
 
6
)
 
2
] · 10H
 
2
O
26.21Chukhrovite-(Ce)
Ca
 
3
(Ce,Y)[F|SO
 
4
|(AlF
 
6
)
 
2
] · 10H
 
2
O
26.22Grandreefite
Pb
 
2
SO
 
4
F
 
2
26.23Pseudograndreefite
Pb
 
6
SO
 
4
F
 
10
26.24Sundiusite
Pb
 
10
[O
 
8
|SO
 
4
|Cl
 
2
]
26.25Caracolite
Na
 
3
Pb
 
2
[Cl|(SO
 
4
)
 
3
]
26.26Mammothite
Pb
 
6
Cu
 
4
AlSb[(OH)
 
9
|Cl
 
2
|SO
 
4
]
 
2
26.27Atlasovite
K(BiO)Cu
 
6
Fe
3+
 
[Cl|O
 
3
|(SO
 
4
)
 
5
]
26.28Xitieshanite
Fe
3+
 
[Cl|SO
 
4
] · 6H
 
2
O
26.29Nabokoite
KCu
 
7
Te
4+
 
[Cl|O
 
4
|(SO
 
4
)
 
5
]

Other Names for Kogarkoite

Synonyms:
IMA1970-038
Other Languages:
German:Kogarkoit
Russian:Когаркоит
Spanish:Kogarkoita

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 Kogarkoite

Reference List:American Mineralogist (1973): 58: 116-127.

Mineralogical Magazine (1980): 43: 753-759.

Internet Links for Kogarkoite

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    Localities for Kogarkoite

    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
     
    • 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.
    Kenya
     
    • Rift Valley Province
      • Suswa Volcano
    		Forti, P. et al. (2004), "Minerogenesis of volcanic caves of Kenya". Int. J. Speleol. 32, 3-18
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Lovozero Massif
    		[Amer.Min.(1973) 58, 116-127; World of Stones 95:5-6, p64]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    USA
     
    • Colorado
      • Chaffee Co.
        • Chalk Creek District
    		Bull. Soc. Franç. Minéralo. Cristallo. , 1974, 97, p. 506.
    Minerals of Colorado (1997) Eckels, E. B.
    • New Mexico
      • Colfax Co.
        • Springer
          • Point of Rocks Mesa (Pecks Mesa)
    		Northrop, Minerals of New Mexico, 3rd. rev. ed. (1996)
    Mineral and/or Locality
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    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: 5th Nov 2009 18:38:21