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Lusernaite-(Y)

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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).


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Classification of Lusernaite-(Y)Hide

Approved
Approval Year:
2012

Physical Properties of Lusernaite-(Y)Hide

Pearly
Transparency:
Transparent
Colour:
colorless
Streak:
white
Tenacity:
Brittle
Cleavage:
Perfect
perfect {010} and another probable on {100}
Density:
2.810 g/cm3 (Calculated)

Optical Data of Lusernaite-(Y)Hide

Type:
Biaxial (+)
Comments:
alpha index could not be measured. Low 2V value.

Chemical Properties of Lusernaite-(Y)Hide

Formula:
Y4Al(CO3)2(OH)10F · 6H2O
IMA Formula:
Y4Al(CO3)2(OH)10F · 6H2O

Crystallography of Lusernaite-(Y)Hide

Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/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
Comment:
New structure type

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
11.02 (100)
7.90 (49)
6.41 (15)
5.66 (25)
5.06 (24)
4.258 (33)
3.195 (27)
3.095 (21)

Type Occurrence of Lusernaite-(Y)Hide

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)Hide

Other Language Names for Lusernaite-(Y)Hide

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Lusernaite-(Y)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Biagioni, C., Bonaccorsi, E., Cámara, F., Cadoni, M., Ciriotti, M.E., Bersani, D., Kolitsch, U. (2012) Lusernaite-(Y), IMA 2011-108. CNMNC Newsletter No. 13, June 2012, page 811. Mineralogical Magazine: 76: 807-817.
Biagioni, C., Bonaccorsi, E., Cámara, F., Cadoni, M., Ciriotti, M.E., Bersani, D., Kolitsch, U. (2012) Lusernaite-(Y), Y4Al(CO3)2(OH)10F∙6H2O, a new mineral from Piedmont, Italy. M&M7, 7th Intern. Conf. on Mineralogy & Museums, Dresden, Germany, August 27 - 29, 2012: Program and Abstracts Volume: 85-86.
Biagioni, C., Bonaccorsi, E., Cámara, 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.

Internet Links for Lusernaite-(Y)Hide

Localities for Lusernaite-(Y)Hide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Italy
 
  • Piedmont
    • Cuneo Province
      • Bagnolo Piemonte
Giuseppe Finello 06/2012 - Confirmed by SEM EDS and SXRD
    • Torino Province
      • Pellice Valley
        • Luserna Valley
          • Luserna Stone Quarries
Biagioni, C., Bonaccorsi, E., Cámara, F., Cadoni, M., Ciriotti, M.E., Bersani, D., Kolitsch, U. (2012) Lusernaite-(Y), IMA 2011-108. CNMNC Newsletter No. 13, June 2012, page 811; Mineralogical Magazine, 76, 807-817.
Mineral and/or Locality  
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