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Leifite Group

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Leifite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Leifite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Leifite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Leifite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Leifite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Leifite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Leifite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

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About Leifite GroupHide

This page provides mineralogical data about Leifite Group.

Unique IdentifiersHide

Mindat ID:

39349

Long-form identifier:

mindat:1:1:39349:2

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Year	Locality	Temp (K)
0005040	Leifite	Armstrong J A, Friis H, Lieb A, Finch A A, Weller M T (2010) Combined single-crystal X-ray and neutron powder diffraction structure analysis exemplified through full structure determinations of framework and layer beryllate minerals American Mineralogist 95 519-526	2010	Vesle Aroya, Langesundsfjord, Norway	293
0005762	Leifite	Sokolova E V, Huminicki D M C, Hawthorne F C, Agakhanov A A, Pautov L A, Grew E S (2002) The crystal chemistry of telyushenkoite and leifite, A Na6[Be2Al3Si15O39F2], A = Cs, Na The Canadian Mineralogist 40 183-192	2002		293
0005761	Telyushenkoite	Sokolova E V, Huminicki D M C, Hawthorne F C, Agakhanov A A, Pautov L A, Grew E S (2002) The crystal chemistry of telyushenkoite and leifite, A Na6[Be2Al3Si15O39F2], A = Cs, Na The Canadian Mineralogist 40 183-192	2002		293
0017881	Eirikite	Larsen A O, Kolitsch U, Gault R A, Giester G (2010) Eirikite, a new mineral species of the leifite group from the Langesundsfjord district, Norway European Journal of Mineralogy 22 875-880	2010	Langesundsfjord district, Norway	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Leifite'
loop_
_publ_author_name
'Armstrong J A'
'Friis H'
'Lieb A'
'Finch A A'
'Weller M T'
_journal_name_full 'American Mineralogist'
_journal_volume 95 
_journal_year 2010
_journal_page_first 519
_journal_page_last 526
_publ_section_title
;
 Combined single-crystal X-ray and neutron powder diffraction structure analysis
 exemplified through full structure determinations of
 framework and layer beryllate minerals
;
_database_code_amcsd 0005040
_chemical_compound_source 'Vesle Aroya, Langesundsfjord, Norway'
_chemical_formula_sum 'Na6.2 K.46 Si15.34 Al2.66 Be2 O39 F2'
_cell_length_a 14.3446
_cell_length_b 14.3446
_cell_length_c 4.8455
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 863.468
_exptl_crystal_density_diffrn      2.583
_symmetry_space_group_name_H-M 'P -3 m 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-y,-x,z'
  'y,-x+y,-z'
  '-x,-x+y,-z'
  '-x+y,-x,z'
  '-x+y,y,z'
  '-x,-y,-z'
  'y,x,-z'
  '-y,x-y,z'
  'x,x-y,z'
  'x-y,x,-z'
  'x-y,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Na1   0.75080   0.24920   0.20190   1.00000   0.01395
K1Na2   0.00000   0.00000   0.00000   0.46000   0.00953
Na2O6   0.00000   0.00000   0.50000   0.20000   0.03000
Si1A   0.00000   0.21634   0.50000   0.55670   0.01242
Al1B   0.00000   0.21634   0.50000   0.44330   0.01242
Si2   0.00000   0.34374   0.00000   1.00000   0.01243
Si3   0.44746   0.55254   0.30616   1.00000   0.00777
Be1   0.33333   0.66667   0.36850   1.00000   0.01543
O1   0.10022   0.89978   0.39030   1.00000   0.02148
O2   0.30901   0.26112   0.24950   1.00000   0.01413
O3   0.35849   0.45743   0.10260   1.00000   0.00813
O4   0.50000   0.00000   0.50000   1.00000   0.01099
O5   0.39389   0.60612   0.48350   1.00000   0.00718
F   0.33333   0.66667   0.03970   1.00000   0.01015
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Na1 0.01400 0.01400 0.01300 0.00600 0.00090 -0.00090
K1Na2 0.01300 0.01300 0.00300 0.00600 0.00000 0.00000
Na2O6 0.01300 0.01300 0.00300 0.00600 0.00000 0.00000
Si1A 0.00900 0.00580 0.01370 -0.00320 -0.00150 -0.00080
Al1B 0.00900 0.00580 0.01370 -0.00320 -0.00150 -0.00080
Si2 0.01100 0.01080 0.01540 0.00560 -0.00020 -0.00010
Si3 0.00830 0.00830 0.00790 0.00510 0.00000 0.00000
Be1 0.02000 0.02000 0.00600 0.01000 0.00000 0.00000
O1 0.01800 0.01800 0.01200 -0.00400 -0.00090 0.00090
O2 0.01700 0.00800 0.01700 0.00550 0.00670 0.00440
O3 0.00900 0.00900 0.01200 0.00900 0.00100 -0.00160
O4 0.01400 0.01300 0.00600 0.00700 0.00240 0.00500
O5 0.00800 0.00800 0.00700 0.00500 0.00220 -0.00220
F 0.01200 0.01200 0.00800 0.00570 0.00000 0.00000

Other Language Names for Leifite GroupHide

Simplified Chinese:白针柱石族

Traditional Chinese:白針柱石族

Relationship of Leifite Group to other SpeciesHide

Leifite Group Members:

Eirikite	KNa₆Be₂(Si₁₅Al₃)O₃₉F₂	Trig. 3m (3 2/m) : P3m1
Leifite	(Na,H₂O)Na₆[Be₂Al₂(Al,Si)Si₁₅O₃₉]F₂	Trig. 3m : P3m1
Telyushenkoite	(Cs,Na,K)Na₆[Be₂Al₃Si₁₅O₃₉]F₂	Trig. 3m (3 2/m) : P3 1m

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.

Internet Links for Leifite GroupHide

mindat.org URL:

https://www.mindat.org/min-39349.html
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References for Leifite GroupHide

Reference List:

Localities for Leifite GroupHide

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 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.


Canada
Québec Montérégie La Vallée-du-Richelieu RCM ⓘ Mont Saint-Hilaire	[Eirikite] Can. Museum of Nature & Horváth ... +1 other reference
ⓘ Poudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carrière Mont Saint-Hilaire; MSH)	[Leifite] Boissonault (1966) +2 other references
ⓘ Strange Lake Alkalic Complex (Strange Lake Complex; Lac Brisson Complex)	[Leifite] Birkett et al. (1992) +2 other references

Greenland
Kujalleq Igaliku Narsaarsuk Plateau ⓘ Narssârssuk pegmatite	[Leifite] Bøggild (1915) +1 other reference
ⓘ Ilímaussaq complex	[Leifite] Petersen (2001)
Tunulliarfik Fjord ⓘ Tugtup Agtakôrfia	[Leifite] Petersen et al. (1994)

Norway
Vestfold Larvik Commune Vesle Arøya ⓘ Eudidymite-Epididymite locality	[Eirikite] Larsen et al. (2010)

Russia
Murmansk Oblast ⓘ Eveslogchorr Mt	[Leifite] [World of Stones 95:5-6
Astrophyllite Stream ⓘ Pegmatite	[Leifite] Pekov et al. (2005)
ⓘ IGC Stop 4-2	[Leifite] Arzamastsev et al. (2008)
ⓘ Kukisvumchorr Mt	[Leifite] Pekov et al. (2004)
Lovozersky District ⓘ Alluaiv Mountain	[Leifite] Krivovichev et al. (2023)
Umbozero mine ⓘ Nastrophitovyi pegmatite	[Eirikite] Pavel.M. Kartashov (n.d.)
ⓘ Shomiokitovoe pegmatite	[Leifite] Pekov (2000)
ⓘ Karnasurt Mountain	[Leifite] [World of Stones 95:5-6 +1 other reference
ⓘ Natrolite Stock	[Leifite] Pavel.M. Kartashov (n.d.) +2 other references
ⓘ Kuftnyun Mountain	[Leifite] [World of Stones 95:5-6

Tajikistan
Districts of Republican Subordination ⓘ Dara-i-Pioz Massif	[Telyushenkoite] Agakhanov et al. (2003) +1 other reference

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