Boldyrevite Mineral Data

Boldyrevite Mineral Data

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General Boldyrevite Information

Chemical Formula:

NaCaMgAl3F14·4(H2O)

Composition:

Molecular Weight = 506.36 gm

Sodium 4.54 % Na 6.12 % Na₂O

Calcium 7.91 % Ca 11.07 % CaO

Magnesium 4.80 % Mg 7.96 % MgO

Aluminum 15.99 % Al 30.20 % Al₂O₃

Hydrogen 1.59 % H 14.23 % H₂O

Oxygen 12.64 % O

Fluorine 52.53 % F 52.53 % F

- % F -22.12 % -O=F₂

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

NaCaMgAl₃F₁₄·4(H₂O)

IMA Status:

Not Approved IMA

Locality:

Link to MinDat.org Location Data.

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Boldyrevite Crystallography

Crystal System:

Amorphous- No Crystals

Physical Properties of Boldyrevite

Color:

Colorless, White.

Diaphaniety:

Transparent to Translucent

Luster:

Vitreous (Glassy)

Streak:

light white

Calculated Properties of Boldyrevite

Fermion Index

Fermion Index = 0.00496
Boson Index = 0.99504

Photoelectric:

PE_Boldyrevite= 1.93 barns/electron
U=PE_Boldyrevite x r_electron= . barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Boldyrevite is Not Radioactive

Boldyrevite Classification

Dana Class:

9.0.0.0 (9)Halide Minerals

(9.0)Without Dana Classification Numbers

(Fluoride, Hydrated)

Strunz Class:

III/C.03-80 III - Halogenides

III/C - Double halogenides with water, Fluorides

III/C.03 - Prosopite - Boldyrevite series

III/C.03-10 Prosopite CaAL2(F,OH)8 A2/a 2/m

III/C.03-20 Chiolite Na5Al3F14 P 4/mnc 4/m 2/m 2/m

III/C.03-30 Weberite Na2MgAlF7 I mma 2/m 2/m 2/m

III/C.03-40 Usovite Ba2CaMgAl2F14 C 2/c or Cc Mono

III/C.03-45 Karasugite SrCaAl(F,OH)7 P 2₁/c 2/m

III/C.03-50 Carlhintzeite Ca2AlF7·(H2O) C1,C1 Tri

III/C.03-55 Rosenbergite AlF3·3(H2O) P 4/n 4/m

III/C.03-60 Ralstonite NaxMgxAl2-x(F,OH)6·(H2O) F d3m 4/m 3 2/m

III/C.03-70 Neighborite NaMgF3 Pcmn 2/m 2/m 2/m

III/C.03-80 Boldyrevite NaCaMgAl3F14·4(H2O) None

Other Boldyrevite Information

References:

PHYS. PROP.(Enc. of Minerals,1st ed.,1974)

See Also:

Links to other databases for Boldyrevite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris

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Translate Boldyrevite Mineral Data :

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Print or Cut-and-Paste your Boldyrevite Specimen Label here :

Boldyrevite

NaCaMgAl3F14·4(H2O)
Dana No: Unknown Strunz No: III/C.03-80
Locality:

Notes: