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Tuperssuatsiaite

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Formula:
Na
 
2
Fe
 
3
Si
 
8
O
 
20
(OH)
 
2
· 4H
 
2
O
System:MonoclinicColour:Golden-yellow, reddish ...
Member of:Palygorskite Group
Name:Named after its discovery locality, Tuperssuatsiat Bay, Illimaussaq complex, Narsaq municipality, Greenland.


Palygorskite Group.

At least two visually similar, isomorphous species are known (Cámara et al., 2002). See also windhoekite.

Classification of Tuperssuatsiaite

IMA status:Approved 1984
Strunz 8th edition ID:8/H.33-10
Nickel-Strunz 10th (pending) edition ID:9.EE.20

9 : SILICATES (Germanates)
E : Phyllosilicates
E : Single tetrahedral nets of 6-membered rings connected by octahedral nets or octahedral bands
Dana 7th edition ID:74.3.1.2
Dana 8th edition ID:74.3.1a.2

74 : PHYLLOSILICATES Modulated Layers
3 : Modulated Layers with joined strips
Hey's CIM Ref.:14.20.5

14 : Silicates not Containing Aluminum
20 : Silicates of Fe and alkali metals
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Type Occurrence of Tuperssuatsiaite

Type Locality:Tuperssuatsiat Bay, Tunulliarfik Fjord (Tunugdliarfik), Ilímaussaq complex, Narsaq, Kujalleq, Greenland
Year of Discovery:1984

Physical Properties of Tuperssuatsiaite

Lustre:Silky, Dull
Diaphaneity (Transparency):Transparent
Colour:Golden-yellow, reddish brown, orange-yellow
Streak:Brownish Yellow
Cleavage:Distinct/Good
Good on the {100}
Fracture:Conchoidal
Density (measured):2.465 g/cm3
Density (calculated):2.12 g/cm3

Crystallography of Tuperssuatsiaite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:B2/m
Cell Parameters:a = 13.72Å, b = 18Å, c = 4.82Å
β = 104.28°
Ratio:a:b:c = 0.762 : 1 : 0.268
Unit Cell Volume:V 1280.91 ų
Z:2
X-Ray Powder Diffraction:
d-spacingIntensity
10.82 (10)
4.140 (2)
3.395 (3)
2.638 (4)
2.544 (3)
2.510 (3)
2.235 (3)
(

Optical Data of Tuperssuatsiaite

Type:Biaxial (+)
RI values: nα = 1.539 nβ = 1.560 nγ = 1.595
2V:Measured: 103° to 103°, Calculated: 78°
Maximum Birefringence:δ = 0.056

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

Chemical Properties of Tuperssuatsiaite

Formula:
Na
 
2
Fe
 
3
Si
 
8
O
 
20
(OH)
 
2
· 4H
 
2
O
Simplified for copy/paste:Na2Fe3Si8O20(OH)2·4H2O
Essential elements:Fe, H, Na, O, Si
All elements listed in formula:Fe, H, Na, O, Si
Common Impurities:K,Mg,Ca,Mn,Zn,Al,Ti,F,Cl

Relationship of Tuperssuatsiaite to other Species

Member of:Palygorskite Group
Other Members of Group:

- +
Palygorskite
(Mg,Al)
 
5
(Si,Al)
 
8
O
 
20
(OH)
 
2
· 8H
 
2
O
Unnamed (Na-Ca-Fe-Silicate-Hydrate)
NaCa(Fe
2+
 
,Al,Mn)
 
5
[Si
 
8
O
 
19
(OH)](OH)
 
7
· 5H
 
2
O
Windhoekite
Ca
 
2
Fe
3+
2.67
[Si
 
8
O
 
20
](OH)
 
4
· 10H
 
2
O
Yofortierite
Mn
 
5
Si
 
8
O
 
20
(OH)
 
2
· 8-9H
 
2
O
Related Minerals - Nickel-Strunz Grouping):

- +
9.EE.05Bementite
Mn
 
7
Si
 
6
O
 
15
(OH)
 
8
9.EE.10Brokenhillite
Mn
 
8
Si
 
6
O
 
15
(OH)
 
10
9.EE.10Pyrosmalite-(Fe)
(Fe,Mn)
 
8
Si
 
6
O
 
15
(OH,Cl)
 
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.20Yofortierite
Mn
 
5
Si
 
8
O
 
20
(OH)
 
2
· 8-9H
 
2
O
9.EE.20Windhoekite
Ca
 
2
Fe
3+
2.67
[Si
 
8
O
 
20
](OH)
 
4
· 10H
 
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
NaCa
 
16
Si
 
23
AlO
 
60
(OH)
 
8
· 14H
 
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
 
13
(Si
 
10
O
 
28
)F
 
10
· 6H
 
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
(OH,F)
 
2
· 3.5H
 
2
O
9.EE.80Martinite
(Na,◻,Ca)
 
12
Ca
 
4
(Si,S,B)
 
14
B
 
2
O
 
38
(OH,Cl)
 
2
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:

- +
14.20.1Emeleusite
Li
 
2
Na
 
4
Fe
 
2
Si
 
12
O
 
30
14.20.2Aegirine
NaFe
3+
 
Si
 
2
O
 
6
14.20.4Wilkinsonite
Na
 
2
Fe
2+
4
Fe
3+
2
(Si
 
6
O
 
18
)O
 
2
14.20.6Riebeckite
◻[Na
 
2
][Fe
2+
3
Fe
3+
2
]Si
 
8
O
 
22
(OH)
 
2
14.20.7 Ferri-annite
14.20.8Fenaksite
(K,Na)
 
4
(Fe,Mn)
 
2
(Si
 
4
O
 
10
)
 
2
(OH,F)
14.20.9Montdorite
(K,Na)
 
2
(Fe
2+
 
,Mn
2+
 
,Mg)
 
5
(Si
 
4
O
 
10
)
 
2
(OH,F)
 
4

Other Names for Tuperssuatsiaite

Synonyms:
IMA1984-002Tuperssvatsiaite
Other Languages:
German:Tuperssuatsiait
Tuperssvatsiait
Russian:Туперссуатсиаит
Simplified Chinese:钠铁坡缕石
Spanish:Tuperssuatsiaita
Tuperssvatsiaita
Traditional Chinese:鈉鐵坡縷石

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 Tuperssuatsiaite

Reference List:

- +
Neues Jahrbuch für Mineralogie, Monatshefte (1984): 501-512.

American Mineralogist (1985): 70: 1332.

American Mineralogist (1992): 77: 1308.

Mineralogical Record (1998): 29: 109.

Cámara, F., Garvie, L. A. J., Devouard, B., Groy, T. L. and Buseck, P. R. (2002): The structure of Mn-rich tuperssuatsiaite: A palygorskite-related mineral. Am. Mineral. 87, 1458-1463.

Internet Links for Tuperssuatsiaite

Search Engines:
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  • External Links:
  • Look for Tuperssuatsiaite on Webmineral
  • Look for Tuperssuatsiaite on Athena Mineralogy
  • Look for Tuperssuatsiaite on Wikipedia
  • Look for Tuperssuatsiaite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Tuperssuatsiaite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
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  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Fabre Minerals - search for Tuperssuatsiaite specimens
  • Buy fine minerals and gemstones from Pala International
  • Find Tuperssuatsiaite on www.crystalclassics.co.uk
  • Specimens:The following Tuperssuatsiaite specimens are currently listed for sale on minfind.com.

    Localities for Tuperssuatsiaite

    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.
    Brazil
     
    • Minas Gerais
      • Poços de Caldas alkaline complex
        • Poços de Caldas
    Atencio, D. , Coutinho, J.M.V. and Vlach, S.R.F. (2005). "Tuperssuatsiaite from the Bortolan quarry, Poços de Caldas, Minas Gerais, Brazil." The Mineralogical Record, 36(3),pp:275-280.
    Canada
     
    • Québec
      • Montérégie
        • La Vallée-du-Richelieu RCM
          • Mont Saint-Hilaire
    No reference listed
        • Lajemmerais RCM
          • Varennes & St-Amable
    HORVÁTH, L., PFENNINGER HORVÁTH, E., GAULT, R.A., and TARASSOFF, P. (1998) Mineralogy of the Saint Amable sill, Varennes and Saint Amable, Québec, Canada. Mineralogical Record, 29, 83 118.
    Horváth, L., Pfenninger-Horváth, E., Gault, R. A., & Tarassoff, P. (1998): Mineralogy of the Saint-Amable Sill, Varennes and Saint-Amable, Québec. Mineralogical Record, 29: 83-118.
    Greenland
     
    • Kujalleq
      • Narsaq
    Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33
          • Kangerluarsuk Fjord (Kangerdluarssuq Fjord)
            • Head of Kangerluarsuk
    Pekov, I.V. et al. (2002): Karupmollerite-Ca, (Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4.7H2O, a new mineral of the labuntsovite group from the Ilimaussaq alkaline complex, South Greenland, Neues Jahrbuch für Mineralogie, Monatshefte, Vol. 10, 433-444
    Min Rec 36:3 pp275-280
    Karup-Møller, S. & Petersen. O. V. (1984): Tuperssuatsiaite, a new mineral species from the Ilímaussaq intrusion in South Greenland, Neues Jahrbuch für Mineralogie, Monatshefte. 1984. 501-512; Min Rec 36:3 pp275-280
    Namibia
     
    • Khomas Region
      • Windhoek District
        • Aris
    von Knorring, O., Petersen, O. V. Karup-Moeller, S., Leonardsen, E. S. and Condliffe, E. (1992): Tuperssuatsiaite, from Aris phonolite, Windhoek, Namibia. Neues Jahrbuch für Mineralogie Monatsh., 1992, 145-152.; Min Rec 36:3 pp275-280; Cámara, F., Garvie, L. A. J., Devouard, B., Groy, T. L. and Buseck, P. R. (2002): The structure of Mn-rich tuperssuatsiaite: A palygorskite-related mineral. Am. Mineral. 87, 1458-1463; [http://www.koeln.netsurf.de/~w.steffens/aris.htm]; Rocks & Min. (2007) 82:243-244; Chukanov, N. V.; Britvin, S. N.; Blass, G.; Belakovskiy, D. I.; Van, K. V. (2012): Windhoekite, Ca2Fe3+3-x(Si8O20)(OH)4•10H2O, a new palygorskite-group mineral from the Aris phonolite, Namibia. European Journal of Mineralogy 24, 171-179. [includes analysis of a tuperss.]
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
    www.koeln.netsurf.de/~w.steffens/lovo.htm
    Takai, Y., Uehara, S., Inoo, T. (2011) Minerals from Khibiny, Kola, Russia. Chigaku Kenkyu, 60 (1), 41-46.; Arzamastsev, A., Yakovenchuk, V., Pakhomovsky, Y., & Ivanyuk, G. (2008). The Khibina and Lovozero alkaline massifs: Geology and unique mineralization. In Guidbook for 33rd International Geological Congress Excursion (No. 47, p. 58).
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