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Pyrosmalite-(Fe)

Big Photo

Nordmark, Filipstad, Värmland, Sweden
© Peter Haas

Show Pyrosmalite-(Fe) Photos (23)
Formula:
(Fe,Mn)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
10
System:HexagonalHardness:4½
Isostructural with:Pyrosmalite Group


Pyrosmalite-(Fe)-Pyrosmalite-(Mn) Series.

Classification of Pyrosmalite-(Fe)

IMA status:Approved
Strunz 8th edition ID:8/H.28-10
Nickel-Strunz 10th (pending) edition ID:9.EE.10

9 : SILICATES (Germanates)
E : Phyllosilicates
E : Single tetrahedral nets of 6-membered rings connected by octahedral nets or octahedral bands
Dana 8th edition ID:72.4.1a.1

72 : PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
4 : Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-, 6-, and 12-membered rings
Hey's CIM Ref.:17.3.12

17 : Silicates Containing other Anions
3 : Silicates with chloride (including aluminosilicates)
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Type Occurrence of Pyrosmalite-(Fe)

Type Locality:Pegmont Pb-Zn deposit, Cloncurry District, Mt Isa - Cloncurry area, Queensland, Australia
Year of Discovery:1987

Physical Properties of Pyrosmalite-(Fe)

Hardness (Mohs):4½

Crystallography of Pyrosmalite-(Fe)

Crystal System:Hexagonal
Cell Parameters:a = 13.33Å, c = 7.11Å
Ratio:a:c = 1 : 0.533
Unit Cell Volume:V 1,094.11 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data: Peaks:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Optical Data of Pyrosmalite-(Fe)

Type:Uniaxial (-)
RI values: nω = 1.680 nε = 1.640
Maximum Birefringence:δ = 0.040

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

Chemical Properties of Pyrosmalite-(Fe)

Formula:
(Fe,Mn)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
10
Essential elements:Fe, H, O, Si
All elements listed in formula:Cl, Fe, H, Mn, O, Si
Common Impurities:Al,Mg

Relationship of Pyrosmalite-(Fe) to other Species

Series:Forms a series with Pyrosmalite-(Mn) (see here)
Member of Group:
Pyrosmalite Group:
Related Minerals - Nickel-Strunz Grouping):

- +
9.EE.05Bementite
Mn
 
5
Si
 
4
O
 
10
(OH)
 
6
9.EE.10Brokenhillite
Mn
 
8
Si
 
6
O
 
15
(OH)
 
10
9.EE.10Friedelite
(Mn,Fe)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
10
9.EE.10Pyrosmalite-(Mn)
(Mn,Fe)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
10
9.EE.10Mcgillite
(Mn,Fe)
 
8
Si
 
6
O
 
15
(OH)
 
8
Cl
 
2
9.EE.15Nelenite
(Mn,Fe)
 
16
(Si
 
12
O
 
30
)(OH)
 
14
[As
3+
3
O
 
6
(OH)
 
3
]
9.EE.15Schallerite
(Mn,Fe)
 
16
Si
 
12
As
 
3
O
 
36
(OH)
 
17
9.EE.20Palygorskite
(Mg,Al)
 
5
(Si,Al)
 
8
O
 
20
(OH)
 
2
·8H
 
2
O
9.EE.20Tuperssuatsiaite
Na
 
2
Fe
 
3
Si
 
8
O
 
20
(OH)
 
2
·4H
 
2
O
9.EE.20Yofortierite
Mn
 
5
Si
 
8
O
 
20
(OH)
 
2
·8-9H
 
2
O
9.EE.25Falcondoite
(Ni,Mg)
 
4
Si
 
6
O
 
15
(OH)
 
2
·6H
 
2
O
9.EE.25Loughlinite
Na
 
2
Mg
 
3
Si
 
6
O
 
16
·8H
 
2
O
9.EE.25Sepiolite
Mg
 
4
Si
 
6
O
 
15
(OH)
 
2
·6H
 
2
O
9.EE.25Kalifersite
(K,Na)
 
5
Fe
3+
7
Si
 
20
O
 
50
(OH)
 
6
·12H
 
2
O
9.EE.30Gyrolite
Ca
 
4
(Si
 
6
O
 
15
)(OH)
 
2
·3H
 
2
O
9.EE.30Orlymanite
Ca
 
4
Mn
 
3
Si
 
8
O
 
20
(OH)
 
6
·2H
 
2
O
9.EE.30Tungusite
Ca
 
4
Fe
 
2
Si
 
6
O
 
15
(OH)
 
6
9.EE.35Reyerite
(Na,K)
 
2
Ca
 
14
(Si,Al)
 
24
O
 
58
(OH)
 
8
·6H
 
2
O
9.EE.35Truscottite
(Ca,Mn)
 
14
Si
 
24
O
 
58
(OH)
 
8
·2H
 
2
O
9.EE.40Natrosilite
Na
 
2
Si
 
2
O
 
5
9.EE.45Makatite
Na
 
2
Si
 
4
O
 
8
(OH)
 
2
·4H
 
2
O
9.EE.50Varennesite
Na
 
8
Mn
 
2
Si
 
10
O
 
25
(OH,Cl)
 
2
·12H
 
2
O
9.EE.55Raite
Na
 
4
Mn
2+
3
Ti
 
0.25
Si
 
8
O
 
20
(OH)
 
2
·10H
 
2
O
9.EE.60Intersilite
Na
 
6
Mn
2+
 
Ti[Si
 
10
O
 
24
(OH)](OH)
 
3
·4H
 
2
O
9.EE.65Shafranovskite
(Na,K)
 
6
(Mn,Fe)
 
3
Si
 
9
O
 
24
·6H
 
2
O
9.EE.65Zakharovite
Na
 
4
Mn
 
5
Si
 
10
O
 
24
(OH)
 
6
·6H
 
2
O
9.EE.70Zeophyllite
Ca
 
4
Si
 
3
O
 
8
(OH,F)
 
4
·2H
 
2
O
9.EE.75Minehillite
(K,Na)
 
2-3
Ca
 
28
Zn
 
4
Al
 
4
Si
 
40
O
 
112
(OH)
 
16
9.EE.80Fedorite
(Na,K)
 
2-3
(Ca
 
4
Na
 
3
)Si
 
16
O
 
38
F
 
2
 · 3.5H
 
2
O
9.EE.80Martinite
(Na,Ca)
 
11
Ca
 
4
(Si,S,B)
 
14
B
 
2
O
 
40
F
 
2
·4H
 
2
O
9.EE.85Lalondeite
(Na,Ca)
 
6
(Ca,Na)
 
3
Si
 
16
O
 
38
(F,OH)
 
2
·3H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
17.3.1Rustumite
Ca
 
10
(Si
 
2
O
 
7
)
 
2
(SiO
 
4
)Cl
 
2
(OH)
 
2
17.3.2Zunyite
Al
 
13
Si
 
5
O
 
20
(OH,F)
 
18
Cl
17.3.3Sodalite
Na
 
8
[Cl
 
2
|Al
 
6
Si
 
6
O
 
24
]
17.3.4Marialite
Na
 
4
[Cl|(AlSi
 
3
O
 
8
)
 
3
]
17.3.5Tugtupite
Na
 
4
[Cl|BeAlSi
 
4
O
 
12
]
17.3.6Eudialyte
Na
 
15
Ca
 
6
(Fe
2+
 
,Mn
2+
 
)
 
3
Zr
 
3
[Si
 
25
O
 
73
](O,OH,H
 
2
O)
 
3
(OH,Cl)
 
2
17.3.7Alluaivite
Na
 
19
(Ca,Mn)
 
6
(Ti,Nb)
 
3
Si
 
26
O
 
74
Cl·2H
 
2
O
17.3.8Nasonite
Pb
 
6
Ca
 
4
[Cl
 
2
|(Si
 
2
O
 
7
)
 
3
]
17.3.9Asisite
Pb
 
7
[O
 
4
|SiO
 
4
|Cl
 
2
]
17.3.10Jagoite
(Pb,Ca)
 
3
FeSi
 
3
O
 
10
(Cl,OH)
17.3.11Friedelite
(Mn,Fe)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
10
17.3.13Pyrosmalite
(Fe,Mn)
 
8
Si
 
16
O
 
15
(OH,Cl)
 
10
17.3.14Pyrosmalite-(Mn)
(Mn,Fe)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
10
17.3.16Mcgillite
(Mn,Fe)
 
8
Si
 
6
O
 
15
(OH)
 
8
Cl
 
2
17.3.17Traskite
Ba
 
21
Ca(Fe
2+
 
,Mn,Ti)
 
4
(Ti,Fe,Mg)
 
12
(Si
 
12
O
 
36
)(Si
 
2
O
 
7
)
 
6
(O,OH)
 
30
Cl
 
6
·14H
 
2
O
17.3.18Muirite
Ba
 
10
Ca
 
2
Mn
2+
 
Ti[(OH,Cl,F)|HSi
 
2
O
 
7
]
 
5
17.3.19Verplanckite
Ba
 
2
(Mn,Fe,Ti)Si
 
2
O
 
6
(O,OH,Cl,F)
 
2
·3H
 
2
O or near

Other Names for Pyrosmalite-(Fe)

Synonyms:
Ferropyrosmalite
Other Languages:
German:Ferropyrosmalit
Spanish:Ferropyrosmalita

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 Pyrosmalite-(Fe)

Reference List:Mineralogical Magazine (1987): 51: 174.

Canadian Mineralogist: 21: 1-6 (manganpyrosmalite structure)

Canadian Mineralogist (1993): 31: 695.

Mineralogical Magazine (1986): 50: 527.

American Mineralogist: 73: 933-934.

Internet Links for Pyrosmalite-(Fe)

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  • Raman and XRD data at RRUFF project
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  • Search for Pyrosmalite-(Fe) in the Natural History Museum (London) online catalogue
  • Ferropyrosmalite details from Handbook of Mineralogy (PDF)
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    Localities for Pyrosmalite-(Fe)

    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.
    Australia
     
    • New South Wales
      • Yancowinna Co.
    		No reference listed
    • Queensland
      • Mt Isa - Cloncurry area
        • Cloncurry District
    		MM 1987, 174
        • Selwyn District
    		G. Dong & P. J. Pollard (1997): Identification of ferropyrosmalite by Laser Raman microprobe in fluid inclusions from metalliferous deposits in the Cloncurry District, NW Queensland, Australia. Mineralogical Magazine, 61(2), 291–293.
    Brazil
     
    • North Region
      • Pará
        • Carajás mineral province
          • Parauapebas
    		Grainger, C.J., Groves, D.I., Tallarico, F.H.B., and Fletcher, I.R. (2008): Ore Geology Reviews 33, 451-489.
    Norway
     
    • Oslo
    		Knut Eldjarn specimen
    Knut Eldjarn specimen
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
    		www.koeln.netsurf.de/~w.steffens/khib.htm
    www.koeln.netsurf.de/~w.steffens/lovo.htm
    Slovakia
     
    • Banská Bystrica Region
      • Štiavnica Mts
    		Ďuďa R.,Kotuľak P., Káňa R., 1993: Bergbau und Mineralien von Banská Štiavnica (Schemnitz), Slowakei. Emser Hefte, 14, 3, 1-70, Haltern
    South Africa
     
    • Mpumalanga Province
      • Kromdraai 209 JR farm
    		Rocks & Minerals 83:5 pp 410-421
    Spain
     
    • Extremadura
      • Badajoz
        • Burguillos del Cerro
    		Sanabria, R. and Calvo, M. (2002). Los yacimientos de magnetita de Burguillos del Cerro. Revista de Minerales, 2 (3), 4-25
    Sweden
     
    • Lappland
      • Gällivare
        • Aitik
    		No reference listed
    • Södermanland
      • Stockholm
        • Haninge
    • Värmland
      • Filipstad
    		No reference listed
    No reference listed
    Thailand
     
    • Loei Province
    		International Geological Congress (2008) MRD-06 Geology and genesis of reduced gold skarn formation at Phu Thap Fah deposit, northeast Thailand
    USA
     
    • New York
      • Rockland Co.
    		Marian Lupulescu (2008) Rocks and Minerals, 83, #3.
    Mineral and/or Locality
    Google
     
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