IMA2007-015 Mineral Data

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General IMA2007-015 Information

Chemical Formula:

K(CaNa)(Fe++3Al2)(Si6Al2)O22(OH)2

Composition:

Molecular Weight = 932.15 gm

Potassium 4.19 % K 5.05 % K₂O

Sodium 2.47 % Na 3.32 % Na₂O

Calcium 4.30 % Ca 6.02 % CaO

Aluminum 11.58 % Al 21.88 % Al₂O₃

Iron 17.97 % Fe 23.12 % FeO

Silicon 18.08 % Si 38.67 % SiO₂

Hydrogen 0.22 % H 1.93 % H₂O

Oxygen 41.19 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

KCaNaFe²⁺₃Al₂Si₆Al₂O₂₂(OH)₂

Environment:

Amphibole group

IMA Status:

Proposed IMA 2007

Locality:

Sierra de los Filabres, Almería, SE Spain Link to MinDat.org Location Data.

Name Origin:

Commission on New Minerals, Nomenclature and Classification (CNMNC)

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IMA2007-015 Crystallography

Axial Ratios:

a:b:c =0.547:1:0.2971

Cell Dimensions:

a = 9.8505, b = 18.0075, c = 5.3518, beta = 104.775° V = 917.93

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): 8.42(1), 2.714(0.75), 2.565(0.6),3.127(0.53), 2.596(0.49), 3.4(0.38), 2.166(0.34), 2.34(0.32),

Optical Properties of IMA2007-015

Optical Data:

Calculated Properties of IMA2007-015

Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Photoelectric:

PE_IMA2007-015= 7.35 barns/electron
U=PE_IMA2007-015 x r_electron= . barns/cc.

Radioactivity:

GRapi = 59.48 (Gamma Ray American Petroleum Institute Units)
Concentration of IMA2007-015 per GRapi unit = 1.68 (%)

Estimated Radioactivity from IMA2007-015 - barely detectable

IMA2007-015 Classification

Dana Class:

65.00.00.00 (65)Inosilicate Minerals

(65.00)Without Dana Classification Numbers

(65.00.00)Group 3, the sodic-calcic amphi

65.00.00.00 Ashcroftine-(Ce)* K5Na5(Ce,Ca)12Si28O70(OH)2(CO3)8•8(H2O) I 4/mmm 4/m 2/m 2/m

65.00.00.00 Brokenhillite* (Mn,Fe)32[Si24O60]OH29Cl11 P 6₃mc 6mm

65.00.00.00 Grossmanite CaTiAlSiO6 C 2/m 2/m

65.00.00.00 Hypersthene? (Mg,Fe)2Si2O6 2/m 2/m 2/m

65.00.00.00 IMA2007-015 K(CaNa)(Fe3Al2)(Si6Al2)O22(OH)2 C 2/m 2/m

65.00.00.00 IMA2008-070 NaLi2(Fe2Al2Li)(Si6Al2)O22F2 C 2/m 2/m

65.00.00.00 IMA2009-010 [Ba6(PO4)2(CO3)][Fe7(OH)4Fe2O2(SiO3)8] P1 1

65.00.00.00 IMA2009-012 NaNa2(Mg2Al2Li)Si8O22F2 C 2/m 2/m

65.00.00.00 Kushiroite CaAl2SiO6 C 2/c 2/m

65.00.00.00 Plumalsite* Pb4Al2(SiO3)7(?) Unk Ortho

Strunz Class:

09.DX.00 09 - SILICATES (Germanates)

09.D - Unclassified Strunz Inosilicates

09.DX -Group 3, the sodic-calcic amph

09.DX.00 Hypersthene? (Mg,Fe)2Si2O6 2/m 2/m 2/m

09.DX.00 Plumalsite* Pb4Al2(SiO3)7(?) Unk Ortho

09.DX.00 IMA2008-070 NaLi2(Fe2Al2Li)(Si6Al2)O22F2 C 2/m 2/m

09.DX.00 IMA2007-015 K(CaNa)(Fe3Al2)(Si6Al2)O22(OH)2 C 2/m 2/m

09.DX.00 Tanohataite! LiMn2Si3O8(OH) P1 1

09.DX.00 Punkaruaivite! Li{Ti2(OH)2[Si4O11(OH)]}•H2O C 2/c 2/m

09.DX.00 Yegorovite! Na4[Si2O4(OH)2]2•7H2O P 2₁/c 2/m

09.DX.00 Kushiroite CaAl2SiO6 C 2/c 2/m

09.DX.00 Grossmanite CaTiAlSiO6 C 2/m 2/m

09.DX.00 IMA2009-009 KNa2Li(Mg,Fe)2Ti2Si8O24 C 2/m 2/m

09.DX.00 IMA2009-010 [Ba6(PO4)2(CO3)][Fe7(OH)4Fe2O2(SiO3)8] P1 1

09.DX.00 IMA2009-012 NaNa2(Mg2Al2Li)Si8O22F2 C 2/m 2/m

Other IMA2007-015 Information

See Also:

Links to other databases for IMA2007-015 :
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)
9 - Ruff.Info

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Print or Cut-and-Paste your IMA2007-015 Specimen Label here :

IMA2007-015

K(CaNa)(Fe++3Al2)(Si6Al2)O22(OH)2
Dana No: 65.00.00.00 Strunz No: 09.DX.00
Locality:

Notes: