IMA2004-006 Mineral Data

IMA2004-006 Mineral Data

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General IMA2004-006 Information

Chemical Formula:

(Ca,Na)5[(P,S)O4]3(OH,Cl)

Composition:

Molecular Weight = 473.84 gm

Sodium 9.70 % Na 13.08 % Na₂O

Calcium 25.37 % Ca 35.50 % CaO

Phosphorus 13.07 % P 29.96 % P₂O₅

Hydrogen 0.16 % H 1.43 % H₂O

Sulfur 6.77 % S 16.90 % SO₃

Chlorine 1.87 % Cl 1.87 % Cl

- % Cl -0.42 % -O=Cl₂

Oxygen 43.05 % O

______ ______

100.00 % 98.31 % = TOTAL OXIDE

Empirical Formula:

Ca₃Na₂(PO₄)₂(SO₄)(OH)_0.75Cl_0.25

Environment:

Apatite group

IMA Status:

Proposed IMA 2004 (Dana # Added)

Locality:

ca. 7.5 km southwest of Wolf Mountain, Thunder Bay District, Ontario, Canada Link to MinDat.org Location Data.

Name Origin:

Commission on New Minerals and Mineral Names (CNMMN)

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IMA2004-006 Crystallography

Axial Ratios:

a:b:c =0.5009:1:0.3648

Cell Dimensions:

a = 9.445, b = 18.853, c = 6.8783, Z = 4; beta = 120° V = 1,060.70 Den(Calc)= 2.97

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 2₁/b

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

By Intensity(I/I_o): 2.267(1), 2.724(0.79), 1.784(0.7),2.817(0.66), 1.841(0.58), 2.781(0.41), 1.945(0.39), 2.63(0.24),

Optical Properties of IMA2004-006

Optical Data:

NCalc= 1.58 - from Gladstone-Dale relationship (KC = 0.1949) where Ncalc=Dcalc*KC+1

Calculated Properties of IMA2004-006

Electron Density:

r_electron=2.95 gm/cc
note: r_IMA2004-006=2.97 gm/cc.

Fermion Index

Fermion Index = 0.00105
Boson Index = 0.99895

Photoelectric:

PE_IMA2004-006= 4.44 barns/electron
U=PE_IMA2004-006 x r_electron= 13.09 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

IMA2004-006 is Not Radioactive

IMA2004-006 Classification

Dana Class:

41.8.6.2 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen

(41.8)where (A)5 (XO4)3 Zq

(41.8.6)Dana Group

41.8.6.1 Clinomimetite Pb5(AsO4)3Cl P 2₁/b 2/m

41.8.6.2 IMA2004-006 ! (Ca,Na)5[(P,S)O4]3(OH,Cl) P 2₁/b 2/m

Strunz Class:

VII/X.00-00 VII - Phosphates, Arsenates and Vanadates

VII/X - Unclassified Strunz Phosphates, Arsenates and Vanadates

VII/X.00 - Apatite group

Other IMA2004-006 Information

See Also:

Links to other databases for IMA2004-006 :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch)

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Print or Cut-and-Paste your IMA2004-006 Specimen Label here :

IMA2004-006

(Ca,Na)5[(P,S)O4]3(OH,Cl)
Dana No: 41.8.6.2 Strunz No: VII/X.00-00
Locality:

Notes: