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Clinophosinaite

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Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
© Leon Hupperichs

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Formula:
Na
 
12
(Ca,Sr)
 
4
(Si
 
4
O
 
12
)(PO
 
4
)
 
4
System:MonoclinicColour:Light violet
Hardness:4
This page provides mineralogical data about Clinophosinaite.

Classification of Clinophosinaite

IMA status:Approved
Strunz 8th edition ID:8/E.07-100
Nickel-Strunz 10th (pending) edition ID:9.CF.15

9 : SILICATES (Germanates)
C : Cyclosilicates
F : [Si4O12]8- 4-membered single rings, with insular complex anions
Hey's CIM Ref.:17.6.5

17 : Silicates Containing other Anions
6 : Silicates with phosphate
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Type Occurrence of Clinophosinaite

Co-type Localities:Koashva Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Material'naya Adit, Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Year of Discovery:1981

Physical Properties of Clinophosinaite

Lustre:Vitreous
Colour:Light violet
Hardness (Mohs):4

Crystallography of Clinophosinaite

Crystal System:Monoclinic
Cell Parameters:a = 7.3Å, b = 12.2Å, c = 14.71Å
β = 91.93°
Ratio:a:b:c = 0.598 : 1 : 1.206
Unit Cell Volume:V 1,309.33 ų (Calculated from Unit Cell)

Optical Data of Clinophosinaite

Type:Biaxial (+)
RI values: nα = 1.557 nβ = 1.561 nγ = 1.567
2V:Measured: 80° , Calculated: 80°
Maximum Birefringence:δ = 0.010

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Low
Dispersion:r > v strong

Chemical Properties of Clinophosinaite

Formula:
Na
 
12
(Ca,Sr)
 
4
(Si
 
4
O
 
12
)(PO
 
4
)
 
4
Essential elements:Ca, Na, O, P, Si
All elements listed in formula:Ca, Na, O, P, Si, Sr
Common Impurities:Ce,Mn,Sr,K

Relationship of Clinophosinaite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.CF.05Ashburtonite
Pb
 
4
Cu
 
4
(Si
 
4
O
 
12
)(HCO
 
3
)
 
4
(OH)
 
3
Cl · H
 
2
O
9.CF.10Kainosite-(Y)
Ca
 
2
(Y,Ce)
 
2
(Si
 
4
O
 
12
)(CO
 
3
) · H
 
2
O
9.CF.15Phosinaite-(Ce)
Na
 
13
Ca
 
2
(Ce,La,Th,Nd,Pr)(Si
 
4
O
 
12
)(PO
 
4
)
 
4
9.CF.20Strakhovite
NaBa
 
3
(Mn,Mn)
 
4
Si
 
6
O
 
19
(OH)
 
3
9.CF.25Cerchiaraite
Ba
 
4
Mn
 
4
Si
 
6
(O,OH,Cl)
 
26
Related Minerals - Hey's Index Grouping:

- +
17.6.1Nagelschmidtite
Ca
 
7
(SiO
 
4
)
 
2
(PO
 
4
)
 
2
17.6.2Perhamite
(Ca,Sr)
 
3
Al
 
7
(PO
 
4
)
 
4
(SiO
 
4
)
 
3
(OH)
 
3
 · 16.5H
 
2
O
17.6.3Viséite
17.6.4Phosinaite
17.6.6Karnasurtite-(Ce)
(Ce,La,Th)(Ti,Nb)(Al,Fe)(Si
 
2
O
 
7
)(OH)
 
4
 · 3H
 
2
O
17.6.7Lomonosovite
Na
 
5
Ti
 
2
(Si
 
2
O
 
7
)(PO
 
4
)O
 
2
17.6.8Bornemanite
Na
 
6
BaTi
 
2
Nb(Si
 
2
O
 
7
)
 
2
(PO
 
4
)O
 
2
(OH)F
17.6.9Sobolevite
Na
 
13
Ca
 
2
Mn
 
2
Ti
 
3
(Si
 
2
O
 
7
)
 
2
(PO
 
4
)
 
4
O
 
3
F
 
3
17.6.10Laplandite-(Ce)
Na
 
4
CeTiPO
 
4
Si
 
7
O
 
18
 · 5H
 
2
O
17.6.11 Vunonnemite
Na
 
5
TiNb
 
3
Si
 
6
O
 
25
F
 
2
 · 2Na
 
3
PO
 
4
17.6.12Saryarkite-(Y)
Ca(Y,Th)Al
 
5
(SiO
 
4
)
 
2
(PO
 
4
,SO
 
4
)
 
2
(OH)
 
7
 · 6H
 
2
O
17.6.13Steenstrupine-(Ce)
Na
 
14
Mn
2+
2
(Fe
3+
 
,Mn
3+
 
)
 
2
Ce
 
6
(Zr,Th)(Si
 
6
O
 
18
)
 
2
(PO
 
4
)
 
6
(HPO
 
4
)(OH)
 
2
 · 2H
 
2
O
17.6.14Waylandite
BiAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
17.6.15Britholite-(Ce)
Ca
 
2
(Ce,Ca)
 
3
(SiO
 
4
,PO
 
4
)
 
3
(OH,F)
17.6.16Britholite-(Y)
Ca
 
2
(Y,Ca)
 
3
(SiO
 
4
,PO
 
4
)
 
3
(OH,F)
17.6.17Eylettersite
(Th,Pb)Al
 
3
(PO
 
4
,SiO
 
4
)
 
2
(OH)
 
6

Other Names for Clinophosinaite

Synonyms:
IMA1979-083
Other Languages:
German:Clinophosinait
Klinophosinait
Spanish:Clinophosinaita

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 Clinophosinaite

Reference List:

- +
Khomyakov, A. P., Pushcharovskii, D. Yu., Ronsbo, D. G. (1981): Clinophosinaite (Na3CaPSiO7), a new mineral. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 110, 351-355.

American Mineralogist: 67: 414.

Internet Links for Clinophosinaite

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

    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.
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    (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.
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		ZVMO,(1981) 110, 351-355, [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
            • Yukspor Mt
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
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