Arisite-(Ce)
A valid IMA mineral species
This page is currently not sponsored. Click here to sponsor this page.
About Arisite-(Ce)
Formula:
NaCe2(CO3)2[F2x(CO3)1-x]F
Colour:
Beige, beige-yellow, light lemon yellow to pinkish
Lustre:
Vitreous, Pearly
Hardness:
3 - 3½
Specific Gravity:
4.126 (Calculated)
Crystal System:
Hexagonal
Name:
Named after the co-type locality at the Aris Quarries, Aris, Windhoek, Namibia. The "-(Ce)" suffix designates the dominant rare earth element in the composition.
Ce-analogue of arisite-(La).
Related to lukechangite-(Ce), cordylite-(Ce), huanghoite-(Ce), horváthite-(Y).
Related to lukechangite-(Ce), cordylite-(Ce), huanghoite-(Ce), horváthite-(Y).
Unique Identifiers
Mindat ID:
39483
Long-form identifier:
mindat:1:1:39483:5
GUID
(UUID V4):
(UUID V4):
07637678-962e-4af4-b25e-c04f0ead2033
IMA Classification of Arisite-(Ce)
Classification of Arisite-(Ce)
5.BD.18
5 : CARBONATES (NITRATES)
B : Carbonates with additional anions, without H2O
D : With rare earth elements (REE)
5 : CARBONATES (NITRATES)
B : Carbonates with additional anions, without H2O
D : With rare earth elements (REE)
16a.5.7.1
16a : ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
5 : Miscellaneous
16a : ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
5 : Miscellaneous
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 |
|---|---|---|
| Ari-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 Arisite-(Ce)
Vitreous, Pearly
Transparency:
Transparent
Colour:
Beige, beige-yellow, light lemon yellow to pinkish
Hardness:
3 - 3½ on Mohs scale
Tenacity:
Brittle
Cleavage:
Poor/Indistinct
Poor parallel to (001).
Poor parallel to (001).
Fracture:
Conchoidal
Density:
4.126 g/cm3 (Calculated)
Optical Data of Arisite-(Ce)
Type:
Uniaxial (-)
RI values:
nω = 1.696 - 1.717 nε = 1.594 - 1.611
Max Birefringence:
δ = 0.102 - 0.106
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
Chemistry of Arisite-(Ce)
Mindat Formula:
NaCe2(CO3)2[F2x(CO3)1-x]F
Crystallography of Arisite-(Ce)
Crystal System:
Hexagonal
Class (H-M):
6 m2 - Ditrigonal Dipyramidal
Space Group:
P6m2
Cell Parameters:
a = 5.1109(2) Å, c = 8.6713(4) Å
Ratio:
a:c = 1 : 1.697
Unit Cell V:
196.16 ų (Calculated from Unit Cell)
Morphology:
Hexagonal plates with dominant {001} pinacoid, with minor {100} prism.
Twinning:
Re-entrant angles have been noted on thicker crystals, but the twin law is not known.
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 4.439 Å | (100) |
| 4.352 Å | (52) |
| 3.103 Å | (87) |
| 2.561 Å | (38) |
| 2.424 Å | (21) |
| 2.212 Å | (43) |
| 1.975 Å | (42) |
| 1.950 Å | (16) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 3a: Earth’s earliest Hadean crust | >4.50 |
| 10 : Basalt-hosted zeolite minerals |
Type Occurrence of Arisite-(Ce)
Co-Type Localities:
General Appearance of Type Material:
Tabular, hexagonal plates and prisms up to 1.5 mm sometimes replaced by fine-grained, yellowish bastnäsite-(Ce) (Aris). As micaceous plates with a rough hexagonal outline, as thin fibers (5 mm thick), as isolated crystals, as irregular clusters, rosettes or spherical aggregates 0.1 to 2 mm in diameter (MSH).
Place of Conservation of Type Material:
Canadian Museum of Nature, Ottawa, Ontario, Canada, CMNMC 86067 (Aris), CMNMC 86068 (MSH).
Geological Setting of Type Material:
In phonolite (Aris) and alkaline pegmatite veins, sodalite syenite and sodalite syenite xenoliths (MSH).
Associated Minerals at Type Locality:
Synonyms of Arisite-(Ce)
Common Associates
Associated Minerals Based on Photo Data:
| 6 photos of Arisite-(Ce) associated with Aegirine | NaFe3+Si2O6 |
| 3 photos of Arisite-(Ce) associated with Natrolite | Na2Al2Si3O10 · 2H2O |
| 2 photos of Arisite-(Ce) associated with Eudialyte Group | [N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2) |
| 2 photos of Arisite-(Ce) associated with Tuperssuatsiaite | Fe3+Fe3+2(Na◻)◻2Si8O20(OH)2(H2O)4 · 2H2O |
| 2 photos of Arisite-(Ce) associated with Monazite-(La) | La(PO4) |
| 2 photos of Arisite-(Ce) associated with Thorite | Th(SiO4) |
| 2 photos of Arisite-(Ce) associated with Phonolite | |
| 1 photo of Arisite-(Ce) associated with Sphalerite | ZnS |
| 1 photo of Arisite-(Ce) associated with Thomasclarkite-(Y) | (Na,Ce)(Y,REE)(HCO3)(OH)3 · 4H2O |
| 1 photo of Arisite-(Ce) associated with Arisite-(La) | NaLa2(CO3)2[F2x(CO3)1-x]F |
Related Minerals - Strunz-mindat Grouping
| 5.BD. | Cordylite-(La) | (Na,Ca)Ba(La,Ce,Sr)2(CO3)4F |
| 5.BD.05 | Cordylite-(Ce) | NaBaCe2(CO3)4F |
| 5.BD.05 | Lukechangite-(Ce) | Na3Ce2(CO3)4F |
| 5.BD.05 | Unnamed (Cordylite-like (Ca0.5[]0.5)BaCe2[CO3]4F) | Ca◻Ba2Ce4[CO3]8F2 |
| 5.BD.10 | Zhonghuacerite-(Ce) | Ba2Ce(CO3)3F |
| 5.BD.10 | Kukharenkoite-(Ce) | Ba2Ce(CO3)3F |
| 5.BD.10 | Kukharenkoite-(La) | Ba2(La,Ce,Th)(CO3)3F |
| 5.BD.15 | Cebaite-(Ce) | Ba3Ce2(CO3)5F2 |
| 5.BD.15 | Cebaite-(Nd) | Ba3(Nd,Ce)2(CO3)5F2 |
| 5.BD.18 | Arisite-(La) | NaLa2(CO3)2[F2x(CO3)1-x]F |
| 5.BD.20a | Bastnäsite-(Ce) | Ce(CO3)F |
| 5.BD.20a | Bastnäsite-(La) | La(CO3)F |
| 5.BD.20a | Bastnäsite-(Y) | Y(CO3)F |
| 5.BD.20a | Hydroxylbastnäsite-(Ce) | Ce(CO3)(OH) |
| 5.BD.20a | Hydroxylbastnäsite-(Nd) | Nd(CO3)(OH) |
| 5.BD.20a | Hydroxylbastnäsite-(La) | (La,Nd,Ce)(CO3)(OH,F) |
| 5.BD.20b | Parisite-(Ce) | CaCe2(CO3)3F2 |
| 5.BD.20b | Parisite-(Nd) | Ca(Nd,Ce,La)2(CO3)3F2 |
| 5.BD.20d | Röntgenite-(Ce) | Ca2(Ce,La)3(CO3)5F3 |
| 5.BD.20c | Synchysite-(Ce) | CaCe(CO3)2F |
| 5.BD.20c | Synchysite-(Nd) | CaNd(CO3)2F |
| 5.BD.20c | Synchysite-(Y) | CaY(CO3)2F |
| 5.BD.20a | Thorbastnäsite | ThCa(CO3)2F2 · 3H2O |
| 5.BD.20a | Bastnäsite-(Nd) | Nd(CO3)F |
| 5.BD.20c | Hydroxylsynchysite-(Ce) | Ca(Ce,La)(CO3)2(OH) |
| 5.BD.20c | Synchysite-(La) | Ca(La,Nd)(CO3)2F |
| 5.BD.20b | Parisite-(La) | CaLa2(CO3)3F2 |
| 5.BD.25 | Horváthite-(Y) | NaY(CO3)F2 |
| 5.BD.25 | Qaqarssukite-(Ce) | Ba(Ce,REE)(CO3)2F |
| 5.BD.35 | Huanghoite-(Ce) | BaCe(CO3)2F |
| 5.BD.45 | Bayanoboite-(Y) | Ba2Y(CO3)2F3 |
Fluorescence of Arisite-(Ce)
Not fluorescent.
Other Information
Notes:
Dissolves slowly with effervescence in room temperature, dilute HCl.
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 Arisite-(Ce)
mindat.org URL:
https://www.mindat.org/min-39483.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
External Links:
Mineral Dealers:
References for Arisite-(Ce)
Reference List:
Piilonen, P. C., McDonald, A. M., Grice, J. D., Rowe, R., Gault, R. A., Poirier, G., Cooper, M. A., Kolitsch, U., Roberts, A. C., Lechner, W., Palfi, A. G. (2010) Arisite-(Ce), a new rare-earth fluorocarbonate from the Aris phonolite, Namibia, Mont Saint-Hilaire and the Saint-Amable sill, Quebec, Canada. The Canadian Mineralogist, 48 (3) 661-671 doi:10.3749/canmin.48.3.661
Localities for Arisite-(Ce)
symbol to view information about a locality.
The 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).
All localities listed without proper references should be considered as questionable.
Canada (TL) | |
| Piilonen et al. (2010) |
| Piilonen et al. (2010) |
Namibia (TL) | |
| Piilonen et al. (2010) +2 other references |
Russia | |
| Pavel.M. Kartashov (n.d.) |
Quick NavTopAbout Arisite-(Ce)Unique IdentifiersIMA Classification Classification Mineral SymbolsPhysical Properties Optical Data Chemistry Crystallography X-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsCommon AssociatesStrunz-MindatFluorescence Other InformationInternet Links References Localities Locality List
Aris Quarries, Aris, Windhoek Rural, Khomas Region, Namibia