Zugshunstite-(Ce)
A valid IMA mineral species
This page is currently not sponsored. Click here to sponsor this page.
About Zugshunstite-(Ce)
Formula:
(Ce,Nd,La)Al(C2O4)(SO4)2 · 12H2O
Colour:
Light pink (incandescent light), pale blue (fluorescent light)
Lustre:
Vitreous
Specific Gravity:
2.121 (Calculated)
Crystal System:
Monoclinic
Name:
Named after the anglicised version of the term "Tsu-g-shv-sdi", the Cherokee Indian word for the Great Smoky Mountains.
Type Locality:
This page provides mineralogical data about Zugshunstite-(Ce).
Unique Identifiers
Mindat ID:
7023
Long-form identifier:
mindat:1:1:7023:8
GUID
(UUID V4):
(UUID V4):
56d0d451-4ced-48e6-81a6-cca745bb030c
Classification of Zugshunstite-(Ce)
Approved
Approval year:
1996
First published:
2001
10.AB.75
10 : ORGANIC COMPOUNDS
A : Salts of organic acids
B : Oxalates
10 : ORGANIC COMPOUNDS
A : Salts of organic acids
B : Oxalates
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Zug-Ce | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Zugshunstite-(Ce)
Vitreous
Transparency:
Translucent
Colour:
Light pink (incandescent light), pale blue (fluorescent light)
Streak:
White
Tenacity:
Brittle
Cleavage:
Poor/Indistinct
poor on {010}
poor on {010}
Fracture:
Irregular/Uneven
Density:
2.121 g/cm3 (Calculated)
Optical Data of Zugshunstite-(Ce)
Type:
Biaxial (+)
RI values:
nα = 1.455(5) nβ = 1.485(2) nγ = 1.528(3)
2V:
Measured: 85° (5), Calculated: 82°
Max Birefringence:
δ = 0.073
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
medium
Chemical Properties of Zugshunstite-(Ce)
Formula:
(Ce,Nd,La)Al(C2O4)(SO4)2 · 12H2O
IMA Formula:
CeAl(SO4)2(C2O4) · 12H2O
Crystallography of Zugshunstite-(Ce)
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Setting:
C2/c
Cell Parameters:
a = 8.718(1) Å, b = 18.313(2) Å, c = 13.128(2) Å
β = 93.90(1)°
β = 93.90(1)°
Ratio:
a:b:c = 0.476 : 1 : 0.717
Unit Cell V:
2,091.07 ų (Calculated from Unit Cell)
Z:
4
Crystal Structure
Load
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Show
Big Balls | Small Balls | Just Balls | Spacefill
Polyhedra Off | Si Polyhedra | All Polyhedra
Remove metal-metal sticks
Big Balls | Small Balls | Just Balls | Spacefill
Polyhedra Off | Si Polyhedra | All Polyhedra
Remove metal-metal sticks
Display Options
Black Background | White Background
Perspective On | Perspective Off
2D | Stereo | Red-Blue | Red-Cyan
Black Background | White Background
Perspective On | Perspective Off
2D | Stereo | Red-Blue | Red-Cyan
View
CIF File Best | x | y | z | a | b | c
CIF File Best | x | y | z | a | b | c
Rotation
Stop | Start
Stop | Start
Labels
Console Off | On | Grey | Yellow
Console Off | On | Grey | Yellow
Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0012662 | Zugshunstite-(Ce) | Rouse R C, Peacor D R, Essene E J, Coskren T D, Lauf R J (2001) The new minerals levinsonite-(Y) [(Y,Nd,Ce)Al(SO4)2(C2O4)*12H2O] and zugshunstite-(Ce) [(Ce,Nd,La)Al(SO4)2(C2O4)*12H2O]: coexisting oxalates with different structures and differentiation of LREE and HREE Geochimica et Cosmochimica Acta 65 1101-1115 | 2001 | Alum Cave Bluff, Great Smoky Mountains National Park, Tennessee | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
7.9 Å | (100) |
3.93 Å | (70) |
5.36 Å | (50) |
5.01 Å | (40) |
3.74 Å | (20) |
3.29 Å | (20) |
3.07 Å | (20) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Near-surface Processes | |
25 : Evaporites (prebiotic) | |
Stage 7: Great Oxidation Event | <2.4 |
47a : [Near-surface hydration of prior minerals] | |
47b : [Sulfates and sulfites] | |
47c : [Carbonates, phosphates, borates, nitrates] |
Type Occurrence of Zugshunstite-(Ce)
General Appearance of Type Material:
Equant, stubby individual crystals up to 1.0 mm in diameter, and in subparallel aggregates up to 1.5 mm in diameter
Place of Conservation of Type Material:
National Museum of Natural History, Washington, D.C., USA and the collections of The University of Michigan.
Geological Setting of Type Material:
Cave
Associated Minerals at Type Locality:
Reference:
Rouse, R.C., Peacor, D.R., Essene, E.J., Coskren, T.D., Lauf, R.J. (2001) The new minerals levinsonite-(Y) [(Y, Nd,Ce)Al(SO4)2(C2O4)·12H2O] and zugshunstite-(Ce) [(Ce,Nd,La)Al(SO4)2(C2O4)·12H2O]: coexisting oxalates with different structures and differentiation of LREE and HREE. Geochimica et Cosmochimica Acta: 65: 1101-1115.
Synonyms of Zugshunstite-(Ce)
Other Language Names for Zugshunstite-(Ce)
German:Zugshunstit-(Ce)
Related Minerals - Strunz-mindat Grouping
10.AB. | Deveroite-(Ce) | Ce2(C2O4)3 · 10H2O | Mon. 2/m : P21/b |
10.AB.X | Falottaite | MnC2O4 · 3H2O | Orth. mmm (2/m 2/m 2/m) |
10.AB. | Uroxite | [(UO2)2(C2O4)(OH)2(H2O)2] · H2O | Mon. 2/m : P21/b |
10.AB.05 | Humboldtine | Fe2+(C2O4) · 2H2O | Mon. 2/m |
10.AB.05 | Lindbergite | Mn2+(C2O4) · 2H2O | Mon. 2/m |
10.AB.05 | Katsarosite | Zn(C2O4) · 2H2O | Mon. 2/m : B2/b |
10.AB.10 | Glushinskite | Mg(C2O4) · 2H2O | Mon. 2/m : B2/b |
10.AB.15 | Moolooite | Cu(C2O4) · nH2O | Orth. |
10.AB.20 | Stepanovite | NaMgFe3+(C2O4)3 · 8-9H2O | Trig. 3m : P3c1 |
10.AB.25 | Minguzzite | K3Fe3+(C2O4)3 · 3H2O | Mon. 2/m : P21/b |
10.AB.30 | Wheatleyite | Na2Cu(C2O4)2 · 2H2O | Tric. 1 : P1 |
10.AB.35 | Zhemchuzhnikovite | NaMgAl(C2O4)3 · 8H2O | Trig. 3m : P3c1 |
10.AB.40 | Weddellite | Ca(C2O4) · (2.5-x)H2O | Tet. 4/m : I4/m |
10.AB.45 | Whewellite | Ca(C2O4) · H2O | Mon. 2/m : P21/b |
10.AB.47 | Fiemmeite | Cu2(C2O4)(OH)2 · 2H2O | Mon. 2/m : P21/b |
10.AB.50 | Caoxite | Ca(C2O4) · 3H2O | Tric. 1 : P1 |
10.AB.50 | Middlebackite | Cu2C2O4(OH)2 | Mon. 2/m : P21/b |
10.AB.52 | Metauroxite | (UO2)2(C2O4)(OH)2(H2O)2 | Tric. 1 : P1 |
10.AB.55 | Oxammite | (NH4)2(C2O4) · H2O | Orth. 2 2 2 : P21 21 2 |
10.AB.60 | Natroxalate | Na2(C2O4) | Mon. 2/m : P21/b |
10.AB.60 | Phoxite | (NH4)2Mg2(C2O4)(PO3OH)2(H2O)4 | Mon. 2/m : P21/b |
10.AB.65 | Coskrenite-(Ce) | (Ce,Nd,La)2(C2O4)(SO4)2 · 12H2O | Tric. |
10.AB.70 | Levinsonite-(Y) | (Y,Nd,La)Al(C2O4)(SO4)2 · 12H2O | Mon. 2/m |
10.AB.80 | Novgorodovaite | Ca2(C2O4)Cl2 · 2H2O | Mon. 2/m |
Fluorescence of Zugshunstite-(Ce)
None observed
Other Information
Notes:
Soluble in water
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Zugshunstite-(Ce)
mindat.org URL:
https://www.mindat.org/min-7023.html
Please feel free to link to this page.
Please feel free to link to this page.
External Links:
Mineral Dealers:
References for Zugshunstite-(Ce)
Reference List:
Localities for Zugshunstite-(Ce)
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
Struck out - Mineral was erroneously reported from this locality.
Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
China | |
| |
USA (TL) | |
|
Quick NavTopAbout Zugshunstite-(Ce)Unique IdentifiersClassification Mineral SymbolsPhysical Properties Optical Data Chemical Properties Crystallography Crystal StructureX-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesStrunz-MindatFluorescence Other InformationInternet Links References Localities Locality List
Alum Cave Bluff, Sevier County, Tennessee, USA