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Parthéite

Big Photo

Boevskoye (Boevka; Severnoye Be Deposit), Kamensk-Ural'skii, Ekaterinburgskaya (Sverdlovskaya) Oblast', Middle Urals, Urals Region, Russia
© 2008, J. Weissman

Formula:
CaAl
 
2
Si
 
2
O
 
8
·2H
 
2
O
System:MonoclinicColour:White, colorless in ...
Hardness:4
Name:In honor of Professor Erwin Parthe (1928-2006), crystallographer at the University of Geneva, Switzerland.
This page provides mineralogical data about Parthéite.

Classification of Parthéite

IMA status:Approved 1978
Strunz 8th edition ID:8/J.18-10
Nickel-Strunz 10th (pending) edition ID:9.GB.35

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
B : Chains of single connected 4-membered rings
Dana 8th edition ID:77.2.4.1

77 : TECTOSILICATES Zeolites
2 : Zeolite group - related species
Hey's CIM Ref.:16.9.19

16 : Silicates Containing Aluminum and other Metals
9 : Aluminosilicates of Ca
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Type Occurrence of Parthéite

Type Locality:Belenköysirti Hill, Doganbaba, Taurus Mts, Burdur Province, Mediterranean Region, Turkey
Place of Conservation of Type Material:Museum of Natural History, Geneva, Switzerland; The National Museum of Natural History, Washington, DC, USA; The Natural History Museum, London, England.
Geological Setting of type material:in rodingite dikes within an ophiolite

Occurrences of Parthéite

Geological Setting:in veins cutting a gabbroic intrusive complex (Denezhkin Kamen complex, Russia)

Physical Properties of Parthéite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent
Colour:White, colorless in transmitted light
Hardness (Mohs):4
Cleavage:Distinct/Good
on {100}, {110}
Density (measured):2.39 - 2.45 g/cm3
Density (calculated):2.41 g/cm3

Crystallography of Parthéite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:B2/b (B1 1 2/b) [C2/c] {C1 2/c 1}
Cell Parameters:a = 21.555Å, b = 8.761Å, c = 9.3Å
β = 91.55°
Ratio:a:b:c = 2.46 : 1 : 1.062
Unit Cell Volume:V 1,755.60 ų (Calculated from Unit Cell)
Z:8
X-Ray Powder Diffraction:
d-spacingIntensity
10.79 (100)
8.12 (80)
6.10 (70)
3.740 (50)
3.600 (40)
3.190 (40)
Comments:Doganbaba, Turkey

Optical Data of Parthéite

Type:Biaxial (+)
RI values: nα = 1.547 - 1.550 nβ = 1.549 - 1.552 nγ = 1.559 - 1.565
2V:Measured: 45° to 48°, Calculated: 50°
Maximum Birefringence:δ = 0.012 - 0.015

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

Chemical Properties of Parthéite

Formula:
CaAl
 
2
Si
 
2
O
 
8
·2H
 
2
O
Essential elements:Al, Ca, H, O, Si
All elements listed in formula:Al, Ca, H, O, Si
Common Impurities:Ti,Fe,Mn,Mg,Na,K,C

Relationship of Parthéite to other Species

Related Minerals - Nickel-Strunz Grouping):
9.GB.05Ammonioleucite
(NH
 
4
,K)AlSi
 
2
O
 
6
9.GB.05Analcime
Na
 
2
[Al
 
2
Si
 
4
O
 
12
] · 2H
 
2
O
9.GB.05Hsianghualite
Ca
 
3
Li
 
2
Be
 
3
[F
 
2
|(SiO
 
4
)
 
3
]
9.GB.05Lithosite
K
 
6
Al
 
4
Si
 
8
O
 
25
·2H
 
2
O
9.GB.05Leucite
KAlSi
 
2
O
 
6
9.GB.05Pollucite
(Cs,Na)
 
2
[Al
 
2
Si
 
4
O
 
12
] · 2H
 
2
O
9.GB.05Wairakite
Ca[Al
 
2
Si
 
4
O
 
12
] · 2H
 
2
O
9.GB.10Laumontite
CaAl
 
2
Si
 
4
O
 
12
·4H
 
2
O
9.GB.15Yugawaralite
CaAl
 
2
Si
 
6
O
 
16
·4H
 
2
O
9.GB.20Roggianite
Ca
 
2
Be(OH)
 
2
Al
 
2
Si
 
4
O
 
13
·2.5H
 
2
O
9.GB.25Goosecreekite
Ca[Al
 
2
Si
 
6
O
 
16
] · 5H
 
2
O
9.GB.30Montesommaite
(K,Na)
 
9
Al
 
9
Si
 
23
O
 
64
·10H
 
2
O
Related Minerals - Hey's Index Grouping:
16.9.1Gehlenite
Ca
 
2
Al[AlSiO
 
7
]
16.9.2Anorthite
Ca[Al
 
2
Si
 
2
O
 
8
]
16.9.3Yoshiokaite
(Ca,Na)[Al(Al,Si)O
 
4
]
16.9.4Svyatoslavite
Ca[Al
 
2
Si
 
2
O
 
8
]
16.9.5Dmisteinbergite
Ca[Al
 
2
Si
 
2
O
 
8
]
16.9.6Grossular
Ca
 
3
Al
 
2
[SiO
 
4
]
 
3
16.9.7Vuagnatite
CaAl[OH|SiO
 
4
]
16.9.8Zoisite
{Ca
 
2
}{Al
 
3
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
16.9.9Clinozoisite
{Ca
 
2
}{Al
 
3
}[O|OH|SiO
 
4
|Si
 
2
O
 
7
]
16.9.10Prehnite
Ca
 
2
Al
 
2
Si
 
3
O
 
12
(OH)
16.9.11Kamaishilite
Ca
 
2
[(OH)
 
2
|Al
 
2
SiO
 
6
]
16.9.12Bicchulite
Ca
 
2
[(OH)
 
2
|Al
 
2
SiO
 
6
]
16.9.13Margarite
CaAl
 
2
[(OH)
 
2
|Al
 
2
Si
 
2
O
 
10
]
16.9.14Chantalite
CaAl
 
2
[(OH)
 
4
|SiO
 
4
]
16.9.15Cebollite
Ca
 
5
Al
 
2
Si
 
3
O
 
12
(OH)
 
4
 or near
16.9.17Katoite
Ca
 
3
Al
 
2
[(OH)
 
8-6
|(SiO
 
4
)
 
1-1.5
]
16.9.18Lawsonite
CaAl
 
2
[(OH)
 
2
|Si
 
2
O
 
7
] · H
 
2
O
16.9.20Wairakite
Ca[Al
 
2
Si
 
4
O
 
12
] · 2H
 
2
O
16.9.21Vertumnite
Ca
 
4
Al
 
4
Si
 
4
O
 
6
(OH)
 
24
·3H
 
2
O
16.9.22Scolecite
Ca[Al
 
2
Si
 
3
O
 
10
] · 3H
 
2
O
16.9.23Laumontite
CaAl
 
2
Si
 
4
O
 
12
·4H
 
2
O
16.9.24Yugawaralite
CaAl
 
2
Si
 
6
O
 
16
·4H
 
2
O
16.9.25Gismondine-Ca
CaAl
 
2
Si
 
2
O
 
8
·4H
 
2
O
16.9.26Epistilbite
CaAl
 
2
Si
 
6
O
 
16
·5H
 
2
O
16.9.27Goosecreekite
Ca[Al
 
2
Si
 
6
O
 
16
] · 5H
 
2
O
16.9.28Cowlesite
CaAl
 
2
Si
 
3
O
 
10
·6H
 
2
O
16.9.30Stellerite
Ca[Al
 
2
Si
 
7
O
 
18
] · 7H
 
2
O
16.9.31Strätlingite
Ca
 
2
Al
 
2
SiO
 
7
·8H
 
2
O
16.9.32Amstallite
CaAl(Si,Al)
 
4
O
 
8
(OH)
 
4
·(H
 
2
O,Cl)

Other Names for Parthéite

Synonyms:
IMA 1978-026
German names:
Partheit
Russian names:
Партеит
Spanish names:
Partheita

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 Parthéite

Reference List:Schweiz. Mineral. Petrog. Mitt. (1979): 59: 5-13. American Mineralogist (1980): 65: 1068. (abstract)

Zeitschrift für Kristallographie (1984): 169: 165-175.

Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (1984): 111: 209-214.

Schweiz. Mineral. Petrog. Mitt. (1985): 65: 129-135.

Internet Links for Parthéite

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

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    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.
    Turkey
     
    • Mediterranean Region
      • Burdur Province
        • Taurus Mts
          • Doganbaba
    		http://rruff.geo.arizona.edu/doclib/hom/partheite.pdf.
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