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Babefphite

A valid IMA mineral species

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Photos of Babefphite (3)

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Babefphite

Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

Babefphite, etc.

Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

Babefphite, etc.

Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

Babefphite

Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

Babefphite, etc.

Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

Babefphite, etc.

Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

Babefphite

Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

Babefphite, etc.

Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

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About BabefphiteHide

Formula:

BaBePO₄(F,OH)

Colour:

White

Lustre:

Vitreous, Greasy

Hardness:

3½

Specific Gravity:

4.31

Crystal System:

Triclinic

Name:

In allusion to its composition, containing BArium, BEryllium, Fluorine, and PHosphorus.

Type Locality:

ⓘ Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

This page provides mineralogical data about Babefphite.

Unique IdentifiersHide

Mindat ID:

476

Long-form identifier:

mindat:1:1:476:5

GUID
(UUID V4):

fdf9cb19-152c-46be-b299-467fae17d716

IMA Classification of BabefphiteHide

IMA status:

Approved

IMA Formula:

BaBe(PO₄)F

Approval year:

1966

First published:

1966

Type description reference:

Nazarova, A.S., Kuznetsova, N.N., Shaskin, D.P. (1966) Babefphite, a barium beryllium fluoride-phosphate. Doklady Akademii Nauk SSSR: 167: 895-897.

Classification of BabefphiteHide

Strunz-mindat (2024):

8.BA.15

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H₂O
A : With small and medium-sized cations

Dana 8th ed.:

41.5.3.1

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
5 : (AB)₂(XO₄)Z_q

Hey's CIM Ref.:

22.1.13

22 : Phosphates, Arsenates or Vanadates with other Anions
1 : Phosphates, arsenates or vanadates with fluoride

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol	Source	Reference
Bbf	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 BabefphiteHide

Lustre:

Vitreous, Greasy

Transparency:

Transparent

Colour:

White

Streak:

White

Hardness:

3½ on Mohs scale

Hardness:

VHN₁₀₀=140 - 200 - Vickers

Tenacity:

Very brittle

Cleavage:

None Observed

Density:

4.31 g/cm³ (Measured) 4.44 g/cm³ (Calculated)

Optical Data of BabefphiteHide

Type:

Uniaxial (+)

RI values:

n_ω = 1.629(2) n_ε = 1.632(2)

Max Birefringence:

δ = 0.003

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Surface Relief:

Moderate

Comments:

Elongation negative
Biaxial; pseudouniaxial (+)

Chemistry of BabefphiteHide

Mindat Formula:

BaBePO₄(F,OH)

Elements listed:

Ba, Be, F, H, O, P - search for minerals with similar chemistry

Crystallography of BabefphiteHide

Crystal System:

Triclinic

Class (H-M):

1 - Pedial

Space Group:

Cell Parameters:

a = 6.889(3) Å, b = 16.814(7) Å, c = 6.902(3) Å
α = 90.01(3)°, β = 89.99(3)°, γ = 90.32(3)°

Ratio:

a:b:c = 0.41 : 1 : 0.41

Unit Cell V:

799.46 Å³ (Calculated from Unit Cell)

Comment:

pseudotetragonal

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	Link	Year	Locality	Pressure (GPa)	Temp (K)
0012446	Babefphite	Shashkin D N, Simonov M A, Belov N V (1967) Crystal structure of babepfite BaBePO4F = Ba(Be,P)2O4F Doklady Akademii Nauk SSSR 176 1392-1395		1967		0	293
0019355	Babefphite	Simonov M A, Egorov-Tismenko Y K, Belov N V (1980) Use of modern X-ray equipment to solve fine problems of structural mineralogy by the example of the crystal structure of babefphite BaBe(PO4)F Soviet Physics Crystallography 25 28-31		1980	Aunik F-Be deposit, Transbaikalia, Eastern-Siberian Region, Russia	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Babefphite'
loop_
_publ_author_name
'Shashkin D N'
'Simonov M A'
'Belov N V'
_journal_name_full 'Doklady Akademii Nauk SSSR'
_journal_volume 176 
_journal_year 1967
_journal_page_first 1392
_journal_page_last 1395
_publ_section_title
;
 Crystal structure of babepfite BaBePO4F = Ba(Be,P)2O4F
;
_database_code_amcsd 0012446
_chemical_formula_sum 'Ba (P Be) O4 F'
_cell_length_a 6.93
_cell_length_b 16.740
_cell_length_c 6.93
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 803.937
_exptl_crystal_density_diffrn      4.301
_symmetry_space_group_name_H-M 'F d d 2'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2+y,1/2+z'
  '1/2+x,y,1/2+z'
  '1/2+x,1/2+y,z'
  '1/4+x,1/4-y,1/4+z'
  '1/4+x,3/4-y,3/4+z'
  '3/4+x,1/4-y,3/4+z'
  '3/4+x,3/4-y,1/4+z'
  '1/4-x,1/4+y,1/4+z'
  '1/4-x,3/4+y,3/4+z'
  '3/4-x,1/4+y,3/4+z'
  '3/4-x,3/4+y,1/4+z'
  '-x,1/2-y,1/2+z'
  '-x,-y,+z'
  '1/2-x,1/2-y,+z'
  '1/2-x,-y,1/2+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
Ba   0.00000   0.00000   0.00000   1.00000   0.00887
P   0.00400   0.08300   0.50500   0.50000   0.00887
Be   0.00400   0.08300   0.50500   0.50000   0.00887
O1   0.04600   0.15500   0.63000   0.50000   0.00887
O2   0.00000   0.00000   0.59800   1.00000   0.00887
O3  -0.20400   0.09500   0.37000   0.50000   0.00887
O4   0.16700   0.07800   0.34000   0.50000   0.00887
F   0.16700   0.07800   0.34000   0.50000   0.00887

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
3.190 Å	(100)
2.163 Å	(100)
1.516 Å	(100)
2.760 Å	(80)
2.440 Å	(70)
2.033 Å	(70)
1.135 Å	(70b)

Geological EnvironmentHide

Paragenetic Mode(s):

Paragenetic Mode	Earliest Age (Ga)
High-𝑇 alteration and/or metamorphism
31 : Thermally altered carbonate, phosphate, and iron formations
Stage 4b: Highly evolved igneous rocks	>3.0
34 : Complex granite pegmatites

Type Occurrence of BabefphiteHide

Type Locality:

ⓘ Aunik F-Be deposit, Vitim Plateau, Baunt District, Buryatia, Russia

General Appearance of Type Material:

Grains of equant and rarely flattened tabular form; 0.15 x 0.2 mm to 1 x 1.5 mm.

Place of Conservation of Type Material:

A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia, 72021.

Geological Setting of Type Material:

In eluvium directly above rare-metal skarn deposits associated with alkaline intrusions.

Associated Minerals at Type Locality:

Reference:

Nazarova, A.S., Kuznetsova, N.N., Shaskin, D.P. (1966) Babefphite, a barium beryllium fluoride-phosphate. Doklady Akademii Nauk SSSR: 167: 895-897.

Download:

https://rruff.info/rruff_1.0/uploads/DANS167_895.pdf

Synonyms of BabefphiteHide

Babepfite

IMA1966-003

Other Language Names for BabefphiteHide

German:Babefphit
Babeit
Babepfit

Russian:Бабеффит

Spanish:Babefphita
Babepfita

Common AssociatesHide

Associated Minerals Based on Photo Data:

2 photos of Babefphite associated with Apatite	Ca₅(PO₄)₃(Cl/F/OH)
1 photo of Babefphite associated with Fluorite	CaF₂

Related Minerals - Strunz-mindat Grouping Hide

8.BA.	Axelite	Na₁₄Cu₇(AsO₄)₈F₂Cl₂	Tet. 4mm : P4bm
8.BA.05	Väyrynenite	BeMn²⁺(PO₄)(OH)	Mon. 2/m : P2₁/b
8.BA.10	Bergslagite	CaBeAsO₄(OH)	Mon. 2/m : P2₁/b
8.BA.10	Herderite	CaBe(PO₄)F	Mon. 2/m
8.BA.10	Hydroxylherderite	CaBe(PO₄)(OH)	Mon. 2/m : P2₁/b

Other InformationHide

Notes:

Insoluble in cold or warm HCl or HNO3. Soluble in aqua regia or HF.

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 BabefphiteHide

mindat.org URL:

https://www.mindat.org/min-476.html
Please feel free to link to this page.

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External Links:

Look for Babefphite on Webmineral

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Look for Babefphite on Mineralien Atlas

Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

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References for BabefphiteHide

Reference List:

Nazarova, A.S., Kuznetsova, N.N., Shaskin, D.P. (1966) Babefphite, a barium beryllium fluoride-phosphate. Doklady Akademii Nauk SSSR: 167: 895-897.

Nazarova, A.S., Kuznetsova, N.N., Shaskin, D.P. (1966) Babefphite, a barium-beryllium fluoride phosphate. Doklady Akademii Nauk, SSSR, Earth Science Section: 167: 93-96.

Fleischer, M. (1966) New mineral names. American Mineralogist: 51: 1546-1553 (1547).

Nazarova, A.S., Kuznetsova, N.N., Shaskin, D.P. (1966) Babefphite, a barium beryllium fluoride-phosphate. Doklady Akademii Nauk SSSR: 167: 895-897.

Shashkin, D.N., Simonov, M.A., Belov, N.V. (1967) Crystal structure of babefphite BaBePO4F=Ba(Be,P)2O4F. Doklady Akademii Nauk SSSR: 176: 1392-1395.

Fleischer, M. (1969) New mineral names. American Mineralogist: 54: 326-330.

Nazarova et al. (1975) On babefphite. New data on minerals (in Russian): 24: 191-195.

Chemical Abstracts, Easton, PA (1977): 86, 31918k.

Simonov, M.A., Egorov-Tismenko, Y.K., Belov, N.V. (1980) Use of modern X-ray equipment to solve fine problems of structural mineralogy by the example of the crystal structure of babefphite BaBe(PO4)F. Soviet Physics - Crystallography: 25: 28-31.

(2023) Babefphite. Handbook of Mineralogy. Mineralogical Society of America

Localities for BabefphiteHide

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.


Czech Republic
Vysočina Region Žďár nad Sázavou District Rožná ⓘ Rožná pegmatite (Rozna; Roschna)	Cempírek +2 other references

Russia (TL)
Buryatia Baunt District Vitim Plateau ⓘ Aunik F-Be deposit (TL)	Nazarova et al (1966) +1 other reference

Babefphite

About BabefphiteHide

Unique IdentifiersHide

IMA Classification of BabefphiteHide

Classification of BabefphiteHide

Mineral SymbolsHide

Physical Properties of BabefphiteHide

Optical Data of BabefphiteHide

Chemistry of BabefphiteHide

Crystallography of BabefphiteHide

Crystal StructureHide

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Type Occurrence of BabefphiteHide

Synonyms of BabefphiteHide

Other Language Names for BabefphiteHide

Common AssociatesHide

Related Minerals - Strunz-mindat GroupingHide

Other InformationHide

Internet Links for BabefphiteHide

References for BabefphiteHide

Localities for BabefphiteHide

Locality ListHide

Related Minerals - Strunz-mindat Grouping Hide