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Levinsonite-(Y)

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Alum Cave Bluff, Great Smoky Mts, Sevier Co., Tennessee, USA
© JBS 2006

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Formula:
(Y,Nd,La)Al(C
 
2
O
 
4
)(SO
 
4
)
 
2
 · 12H
 
2
O
System:MonoclinicColour:Colourless
Lustre:Vitreous
Name:
The new name is for Alfred. A. Levinson of the University of Calgary, who is the originator of the nomenclature system used for REE minerals.
This page provides mineralogical data about Levinsonite-(Y).

Classification of Levinsonite-(Y)

IMA status:Approved
Nickel-Strunz 10th (pending) edition ID:10.AB.70

10 : ORGANIC COMPOUNDS
A : Salts of organic acids
B : Oxalates
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Type Occurrence of Levinsonite-(Y)

Type Locality:Alum Cave Bluff, Great Smoky Mts, Sevier Co., Tennessee, USA
Geological Setting of type material:Cave

Physical Properties of Levinsonite-(Y)

Lustre:Vitreous
Colour:Colourless
Streak:White
Tenacity:Brittle
Cleavage:Perfect
on {101}
Fracture:Irregular/Uneven
Density (calculated):2.181 g/cm3

Crystallography of Levinsonite-(Y)

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Cell Parameters:a = 10.289(1) Å, b = 9.234(1) Å, c = 11.015Å
β = 108.50°
Ratio:a:b:c = 1.114 : 1 : 1.193
Unit Cell Volume:V 992.44 ų (Calculated from Unit Cell)
Z:2
Morphology:Prismatic crystals, elongate [101] to 1.0 mm in length, and as randomly oriented groups of a few crystals.

Optical Data of Levinsonite-(Y)

Type:Biaxial (+)
RI values: nα = 1.480 nβ = 1.490 nγ = 1.550
2V:Measured: 7° , Calculated: 46°
Maximum Birefringence:δ = 0.070

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

Chemical Properties of Levinsonite-(Y)

Formula:
(Y,Nd,La)Al(C
 
2
O
 
4
)(SO
 
4
)
 
2
 · 12H
 
2
O
Essential elements:Al, C, H, O, S, Y
All elements listed in formula:Al, C, H, La, Nd, O, S, Y

Relationship of Levinsonite-(Y) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
10.AB.05Humboldtine
Fe
2+
 
(C
 
2
O
 
4
) · 2H
 
2
O
10.AB.05Lindbergite
Mn
2+
 
(C
 
2
O
 
4
) · 2H
 
2
O
10.AB.10Glushinskite
Mg(C
 
2
O
 
4
) · 2H
 
2
O
10.AB.15Moolooite
Cu(C
 
2
O
 
4
) · 0.4H
 
2
O
10.AB.20Stepanovite
NaMgFe
3+
 
(C
 
2
O
 
4
)
 
3
 · 8-9H
 
2
O
10.AB.25Minguzzite
K
 
3
Fe
3+
 
(C
 
2
O
 
4
)
 
3
 · 3H
 
2
O
10.AB.30Wheatleyite
Na
 
2
Cu(C
 
2
O
 
4
)
 
2
 · 2H
 
2
O
10.AB.35Zhemchuzhnikovite
NaMg(Fe
3+
 
,Al)(C
 
2
O
 
4
)
 
3
 · 8H
 
2
O
10.AB.40Weddellite
Ca(C
 
2
O
 
4
) · 2H
 
2
O
10.AB.45Whewellite
Ca(C
 
2
O
 
4
) · H
 
2
O
10.AB.50Caoxite
Ca(C
 
2
O
 
4
) · 3H
 
2
O
10.AB.55Oxammite
(NH
 
4
)
 
2
(C
 
2
O
 
4
) · H
 
2
O
10.AB.60Natroxalate
Na
 
2
(C
 
2
O
 
4
)
10.AB.65Coskrenite-(Ce)
(Ce,Nd,La)
 
2
(C
 
2
O
 
4
)(SO
 
4
)
 
2
 · 12H
 
2
O
10.AB.75Zugshunstite-(Ce)
(Ce,Nd,La)Al(C
 
2
O
 
4
)(SO
 
4
)
 
2
 · 12H
 
2
O
10.AB.80Novgorodovaite
Ca
 
2
(C
 
2
O
 
4
)Cl
 
2
 · 2H
 
2
O

Other Names for Levinsonite-(Y)

Synonyms:
IMA1996-057
Other Languages:
German:Levinsonit-(Y)

Other Information

Other Information:Soluble in water
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 Levinsonite-(Y)

Reference List:

- +
Geochemica et Cosmochimica Acta: 65: 1101-1115.

American Mineralogist (2001): 86: 1535-1536.

Internet Links for Levinsonite-(Y)

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    • Localities for Levinsonite-(Y)

    Hide Locality List
    (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.
    USA
     
    • Tennessee
      • Sevier Co.
        • Great Smoky Mts
    		Geochim. Cosmochim. Acta (2001): 65: 1101-1115; Coskren, T. D. & Lauf, R. J. (2000): The Minerals of Alum Cave Bluff, Great Smoky Mountains, Tennessee. Mineralogical Record, 31, 163-175.; Rocks & Min. (2007) 82:235
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