Lusernaite-(Y)
A valid IMA mineral species
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About Lusernaite-(Y)
Detail of the area of find of Lusernaite-(Y)
Seccarezze Quarries, Luserna San Giovanni, Metropolitan City of Turin, Piedmont, Italy
Seccarezze Quarries, Luserna San Giovanni, Metropolitan City of Turin, Piedmont, Italy
Formula:
Y4Al(CO3)2(OH)10F · 6H2O
Colour:
Colorless
Lustre:
Pearly
Specific Gravity:
2.810 (Calculated)
Crystal System:
Orthorhombic
Name:
Named in 2011 by C. Biagioni, E. Bonaccorsi, F. Cámara, M. Cadoni, M. E. Ciriotti, D. Bersani and U. Kolitsch for the type locality and the Levinson suffix for its Y content.
This page provides mineralogical data about Lusernaite-(Y).
Unique Identifiers
Mindat ID:
42734
Long-form identifier:
mindat:1:1:42734:6
IMA Classification of Lusernaite-(Y)
Classification of Lusernaite-(Y)
5.DB.35
5 : CARBONATES (NITRATES)
D : Carbonates with additional anions, with H2O
B : With large and medium-sized cations
5 : CARBONATES (NITRATES)
D : Carbonates with additional anions, with H2O
B : With large and medium-sized cations
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 for Standard |
|---|---|---|
| Lus-Y | 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 Lusernaite-(Y)
Pearly
Transparency:
Transparent
Colour:
Colorless
Streak:
White
Tenacity:
Brittle
Cleavage:
Perfect
perfect {010} and another probable on {100}
perfect {010} and another probable on {100}
Density:
2.810 g/cm3 (Calculated)
Optical Data of Lusernaite-(Y)
Type:
Biaxial (+)
Comments:
alpha index could not be measured. Low 2V value.
Chemistry of Lusernaite-(Y)
Mindat Formula:
Y4Al(CO3)2(OH)10F · 6H2O
Element Weights:
Crystallography of Lusernaite-(Y)
Crystal System:
Orthorhombic
Class (H-M):
mmm(2/m2/m2/m) - Dipyramidal
Space Group:
Pnma
Setting:
Pnma
Cell Parameters:
a = 7.839(2) Å, b = 11.023(2) Å, c = 11.383(2) Å
Ratio:
a:b:c = 0.711 : 1 : 1.033
Unit Cell V:
983.60 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Type material:
Thin platelets, with an indistinct, roughly six-sided outline. Crystals are elongated along [100] and flattened on {010} and are arranged in radiating aggregates.
Thin platelets, with an indistinct, roughly six-sided outline. Crystals are elongated along [100] and flattened on {010} and are arranged in radiating aggregates.
Comment:
New structure type
Crystal Structure
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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) |
|---|---|---|---|---|---|---|---|
| 0019909 | Lusernaite-(Y) | Biagioni C, Bonaccorsi E, Camara F, Cadoni M, Ciriotti M E, Bersani D, Kolitsch U (2013) Lusernaite-(Y), Y4Al(CO3)2(OH,F)11*6H2O, a new mineral species from Luserna Valley, Piedmont, Italy: Description and crystal structure American Mineralogist 98 1322-1329 | 2013 | Dora-Maira massif, Western Alps, Italy | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 11.02 Å | (100) |
| 7.90 Å | (49) |
| 6.41 Å | (15) |
| 5.66 Å | (25) |
| 5.06 Å | (24) |
| 4.258 Å | (33) |
| 3.195 Å | (27) |
| 3.095 Å | (21) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Near-surface Processes | |
| 22 : Hydration and low-? subsurface aqueous alteration (see also #23) |
Type Occurrence of Lusernaite-(Y)
General Appearance of Type Material:
Thin platelets with a rough hexagonal outline.
Place of Conservation of Type Material:
Museo di Storia Naturale e del Territorio, Università di Pisa, Calci (Pisa), Italy, catalogue number 19445, and the Museo Regionale di Scienze Naturali, Turin, Italy, catalogue number 15901.
Geological Setting of Type Material:
Late stage fractures in orthogneiss.
Associated Minerals at Type Locality:
Synonyms of Lusernaite-(Y)
Other Language Names for Lusernaite-(Y)
Dutch:Lusernaiet-(Y)
German:Lusernait-(Y)
Common Associates
Associations Based on Photo Data:
| 2 photos of Lusernaite-(Y) associated with Vyuntspakhkite-(Y) | (Y,Yb)4Al2.5-1.5(Si,Al)1.5-2.5(SiO4)4O(OH)7 |
| 2 photos of Lusernaite-(Y) associated with Adamsite-(Y) | NaY[CO3]2 · 6H2O |
| 2 photos of Lusernaite-(Y) associated with 'Yttrofluorite' | (Ca1-xYx)F2+x where 0.05 < x < 0.3 |
| 1 photo of Lusernaite-(Y) associated with Quartz | SiO2 |
| 1 photo of Lusernaite-(Y) associated with Thomasclarkite-(Y) | (Na,Ce)(Y,REE)(HCO3)(OH)3 · 4H2O |
| 1 photo of Lusernaite-(Y) associated with Hundholmenite-(Y) | (Y,REE,Ca,Na)15(Al,Fe3+)(CaxAs3+1-x)(Si,As5+)Si6B3(O,F)48 |
| 1 photo of Lusernaite-(Y) associated with Clay minerals | |
| 1 photo of Lusernaite-(Y) associated with Keiviite-(Y) | Y2Si2O7 |
| 1 photo of Lusernaite-(Y) associated with Stetindite-(Ce) | Ce4+SiO4 |
| 1 photo of Lusernaite-(Y) associated with Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
Related Minerals - Strunz-mindat Grouping
| 5.DB. | Rigrahamite | Na2Ca2Th2(CO3)4(HCO3)2(OH)4(H2O)7 |
| 5.DB. | Grguricite | CaCr2(CO3)2(OH)4 · 4H2O |
| 5.DB.05 | Para-alumohydrocalcite | CaAl2(CO3)2(OH)4 · 6H2O |
| 5.DB.05 | Nasledovite | PbMn3Al4(CO3)4(SO4)O5 · 5H2O |
| 5.DB.05 | 'UM1977-02-CO:AlCaH' | Ca6Al2(CO3)3O6 · 32H2O |
| 5.DB.05 | Alumohydrocalcite | CaAl2(CO3)2(OH)4 · 4H2O |
| 5.DB.10 | Kochsándorite | CaAl2(CO3)2(OH)4 · H2O |
| 5.DB.10 | Dresserite | BaAl2(CO3)2(OH)4 · H2O |
| 5.DB.10 | Dundasite | PbAl2(CO3)2(OH)4 · H2O |
| 5.DB.10 | 'Unnamed (Ca-analogue of Petterdite)' | CaCr3+2(CO3)2(OH)4 · H2O |
| 5.DB.10 | Petterdite | PbCr3+2(CO3)2(OH)4 · H2O |
| 5.DB.10 | Strontiodresserite | SrAl2(CO3)2(OH)4 · H2O |
| 5.DB.10 | Montroyalite | Sr4Al8(CO3)3(OH,F)26 · 10-11H2O |
| 5.DB.15 | Hydrodresserite | BaAl2(CO3)2(OH)4 · 3H2O |
| 5.DB.20 | Schuilingite-(Nd) | PbCu(Nd,Gd,Sm,Y)(CO3)3(OH) · 1.5H2O |
| 5.DB.25 | Sergeevite | Ca2Mg11(CO3)9(HCO3)4(OH)4 · 6H2O |
| 5.DB.30 | Szymańskiite | [H3O]+8[Hg2]2+8(Ni,Mg)6[CO3]12(OH)12 · 3H2O |
| 5.DB.40 | Putnisite | SrCa4Cr3+8(CO3)8SO4(OH)16 · 23H2O |
Other Information
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 Lusernaite-(Y)
mindat.org URL:
https://www.mindat.org/min-42734.html
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References for Lusernaite-(Y)
Reference List:
Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2012) New minerals and nomenclature modifications approved in 2012. CNMNC Newsletter No 13. Mineralogical Magazine, 76 (3) 807-817 doi:10.1180/minmag.2012.076.3.26
Biagioni, C., Bonaccorsi, E., Camara, F., Cadoni, M., Ciriotti, M. E., Bersani, D., Kolitsch, U. (2013) Lusernaite-(Y), Y4Al(CO3)2(OH,F)11·6H2O, a new mineral species from Luserna Valley, Piedmont, Italy: Description and crystal structure. American Mineralogist, 98 (7) 1322-1329 doi:10.2138/am.2013.4366
Localities for Lusernaite-(Y)
Showing 5 localities.
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.
Italy | |
| Giuseppe Finello find (06/2012) |
| Giuseppe Finello find (06/2012) | |
| Williams et al. (2012) +1 other reference |
Norway | |
| Husdal (2011) +1 other reference |
| Husdal (2019) |
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Seccarezze Quarries, Luserna San Giovanni, Metropolitan City of Turin, Piedmont, Italy