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Philolithite

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Långban, Filipstad, Värmland, Sweden
© Knut Eldjarn

Formula:
Pb
 
12
Mn
2+
 
(Mg,Mn
2+
 
)
 
2
(Mn
2+
 
,Mg)
 
4
[O
 
6
|(OH)
 
12
|(CO
 
3
)
 
4
|SO
 
4
|Cl
 
4
]
System:TetragonalColour:Green
Lustre:AdamantineHardness:3 - 4
Name:The name is from the Greek philos (=loving) and lithos (=stone) in honor of the Frends of Mineralogy.
This page provides mineralogical data about Philolithite.

Classification of Philolithite

IMA status:Approved
Strunz 8th edition ID:3/D.10-120
Nickel-Strunz 10th (pending) edition ID:5.BF.35

5 : CARBONATES (NITRATES)
B : Carbonates with additional anions, without H2O
F : With (Cl), SO4, PO4, TeO3
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Type Occurrence of Philolithite

Type Locality:Långban, Filipstad, Värmland, Sweden

Physical Properties of Philolithite

Lustre:Adamantine
Colour:Green
Streak:White
Hardness (Mohs):3 - 4

Crystallography of Philolithite

Crystal System:Tetragonal

Optical Data of Philolithite

Type:Biaxial (+)
RI values: nα = 1.920 nβ = 1.940 nγ = 1.950
Maximum Birefringence:δ = 0.030

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High
Dispersion:none

Chemical Properties of Philolithite

Formula:
Pb
 
12
Mn
2+
 
(Mg,Mn
2+
 
)
 
2
(Mn
2+
 
,Mg)
 
4
[O
 
6
|(OH)
 
12
|(CO
 
3
)
 
4
|SO
 
4
|Cl
 
4
]
Essential elements:C, Cl, H, Mg, Mn, O, Pb, S
All elements listed in formula:C, Cl, H, Mg, Mn, O, Pb, S

Relationship of Philolithite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
5.BF.05Ferrotychite
Na
 
6
(Fe,Mn,Mg)
 
2
SO
 
4
(CO
 
3
)
 
4
5.BF.05Manganotychite
Na
 
6
Mn
 
2
SO
 
4
(CO
 
3
)
 
4
5.BF.05Northupite
Na
 
3
Mg(CO
 
3
)
 
2
Cl
5.BF.05Tychite
Na
 
6
Mg
 
2
SO
 
4
(CO
 
3
)
 
4
5.BF.10Bonshtedtite
Na
 
3
Fe
2+
 
[PO
 
4
|CO
 
3
]
5.BF.10Bradleyite
Na
 
3
Mg[PO
 
4
|CO
 
3
]
5.BF.10Crawfordite
Na
 
3
Sr[PO
 
4
|CO
 
3
]
5.BF.10Sidorenkite
Na
 
3
Mn
2+
 
[PO
 
4
|CO
 
3
]
5.BF.15Daqingshanite-(Ce)
(Sr,Ca,Ba)
 
2
(Ce,La)PO
 
4
(CO
 
3
,OH,F)
 
3
5.BF.20Reederite-(Y)
Na
 
15
Y
 
2
[Cl|SO
 
3
F|(CO
 
3
)
 
9
]
5.BF.25Mineevite-(Y)
Na
 
25
Ba(Y,Gd,Dy)
 
2
[F
 
2
|Cl|(SO
 
4
)
 
2
|(HCO
 
3
)
 
4
|(CO
 
3
)
 
11
]
5.BF.30Brianyoungite
Zn
 
3
[(OH)
 
4
|(CO
 
3
,SO
 
4
)]
5.BF.40Leadhillite
Pb
 
4
SO
 
4
(CO
 
3
)
 
2
(OH)
 
2
5.BF.40Macphersonite
Pb
 
4
SO
 
4
(CO
 
3
)
 
2
(OH)
 
2
5.BF.40Susannite
Pb
 
4
SO
 
4
(CO
 
3
)
 
2
(OH)
 
2

Other Names for Philolithite

Synonyms:
IMA1996-020
Other Languages:
German:Philolithit
Russian:Филолитит

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 Philolithite

Reference List:Mineralogical Record (1998): 29: 201-206.

Articles/Blogs about Philolithite

Internet Links for Philolithite

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  • Raman and XRD data at RRUFF project
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    Localities for Philolithite

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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.
    Sweden
     
    • Värmland
      • Filipstad
    		Mineral.Rec.(1997) 28, 55; Mineral.Rec.(1998) 29; Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
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