Calcjarlite Mineral Data

Calcjarlite Mineral Data +

General Calcjarlite Information

Chemical Formula:

Na(Ca,Sr)3Al3(F,OH)16

Composition:

Molecular Weight = 555.84 gm

Sodium 4.14 % Na 5.58 % Na₂O

Strontium 11.82 % Sr 13.98 % SrO

Calcium 16.22 % Ca 22.70 % CaO

Aluminum 14.56 % Al 27.52 % Al₂O₃

Hydrogen 0.73 % H 6.48 % H₂O

Oxygen 11.51 % O

Fluorine 41.02 % F 41.02 % F

- % F -17.27 % -O=F₂

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

NaCa_2.25Sr_0.75Al₃F₁₂(OH)₄

Environment:

In a fluorite vein in quartz-mica schists.

IMA Status:

Approved IMA 1973

Locality:

From an undefined locality on the upper right Noyba River, left tributary to the Teya River, Yenisei Ridge, Siberia, Russia. Link to MinDat.org Location Data.

Name Origin:

As a CALCium analog of "jarlite."

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Calcjarlite Crystallography

Axial Ratios:

a:b:c =1.6406:1:0.7252

Cell Dimensions:

a = 16.19, b = 9.868, c = 7.157, Z = 4; beta = 99.2° V = 1,128.71 Den(Calc)= 3.27

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.96(1), 3.04(0.7), 3.16(0.6),

Physical Properties of Calcjarlite

Cleavage:

None

Color:

White.

Density:

3.51

Fracture:

Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.

Hardness:

4 - Fluorite

Streak:

white

Optical Properties of Calcjarlite

Gladstone-Dale:

CI meas= 0.31 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= 0.259 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.131,KPDmeas= 0.122,KC= 0.1768

Optical Data:

Biaxial (+), a=1.425, b=1.428, g=1.432, bire=0.0070, 2V(Calc)=82, 2V(Meas)=72.

Calculated Properties of Calcjarlite

Electron Density:

r_electron=3.15 gm/cc
note: r_Calcjarlite=3.27 gm/cc.

Fermion Index

Fermion Index = 0.00855
Boson Index = 0.99145

Photoelectric:

PE_Calcjarlite= 15.75 barns/electron
U=PE_Calcjarlite x r_electron= 49.58 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Calcjarlite is Not Radioactive

Calcjarlite Classification

Dana Class:

11.6.10.2 (11)Halide Complexes; Alumino-fluorides

(11.6)with miscellaneous formulae

(11.6.10)Dana Group

11.6.10.1 Jarlite Na(Sr,Na,[])7(Mg,[])Al6F32(OH,H2O)2 C 2/m 2/m

11.6.10.2 Calcjarlite Na(Ca,Sr)3Al3(F,OH)16 C 2/m 2/m

11.6.10.3 Jorgensenite! Na2(Sr,Ba)14Na2Al12F64(OH,F) C 2/m 2/m

Strunz Class:

III/B.03-60 III - Halogenides

III/B - Double halogenides without water, with [BF4]1-,[SiF6]2- and [AlF6]3-

III/B.03 - Kryolithionite - Calcjarlite series

III/B.03-10 Cryolithionite Na3Li3Al2F12 I a3d 4/m 3 2/m

III/B.03-20 Colquiriite CaLiAlF6 P 3c 3 2/m

III/B.03-25 Simmonsite! Na2LiAlF6 P 2₁/n 2/m

III/B.03-30 Cryolite Na3AlF6 P 2₁/n 2/m

III/B.03-40 Elpasolite K2NaAlF6 F m3m 4/m 3 2/m

III/B.03-45 Bogvadite Na2SrBa2Al4F20 Pnmn,Pn2n Ortho

III/B.03-48 Jorgensenite! Na2(Sr,Ba)14Na2Al12F64(OH,F) C 2/m 2/m

III/B.03-50 Jarlite Na(Sr,Na,[])7(Mg,[])Al6F32(OH,H2O)2 C 2/m 2/m

III/B.03-60 Calcjarlite Na(Ca,Sr)3Al3(F,OH)16 C 2/m 2/m

Other Calcjarlite Information

References:

NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Calcjarlite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 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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Calcjarlite

Na(Ca,Sr)3Al3(F,OH)16
Dana No: 11.6.10.2 Strunz No: III/B.03-60
Locality:

Notes: