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Spodiophyllite

Additional Functions

Collectors Summary

Color aschegrau
Streak color weiß
Cleavages {001} vollkommen

Chemism

Chem­ical formula

(Na,K)4(Mg,Fe2+)3(Fe3+,Al)2(Si8O24)

Addi­tional chem. informa­tion

möglicherweise ein Glimmer, angelehnt an Tainiolit; discreditiert vom Glimmer (Mica) Subkomitee (1998)

Chem­ical com­po­si­tion

Aluminium, Eisen, Magnesium, Natrium, Silicium, Kalium, Sauerstoff

Unit weight: 910.5670347 u; Number of atoms in the formula: 41

Info

Empirical formula:

(Na0.75K0.25)4(Mg0.75Fe0.25)3(Fe0.75Al0.25)2(Si8O24)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

42.17

24

58.54

15.9994300

383.9863200

Sodium

Na

7.57

3

7.32

22.9897702

68.9693106

Magnesium

Mg

6.01

2.25

5.49

24.3050600

54.6863850

Aluminium

Al

1.48

0.5

1.22

26.9815382

13.4907691

Silicon

Si

24.68

8

19.51

28.0855300

224.6842400

Potassium

K

4.29

1

2.44

39.0983100

39.0983100

Iron

Fe

13.80

2.25

5.49

55.8452000

125.6517000

Strunz 9th edi­tion incl. updates

9.EC.20

9: Silikate (Germanate)
E: Schichtsilikate (Phyllosilikate)
C: Schichtsilikate (Phyllosilikate) mit Glimmer Tafeln, zusammengesetzt aus tetrahedralen oder octahedralen Netzen
20:Phlogopit-Gruppe

Lapis Clas­sifica­tion

VIII/H.29-020

VIII: SILIKATE
H: Schichtsilikate
29: Schichtsilikate mit anderen Einfachschichten [Si6O15] 6- u.a.

IMA sta­tus

diskreditiert 1998

Min­eral sta­tus

Mineralstatus fragwürdig

Optical Properties

Color

aschegrau

Streak color

weiß

Diaphane­ity (Trans­parency)

durchscheinend bis teilweise durchscheinend

Physical Properties

Density (g/cm³)

2.6

Cleav­ages

{001} vollkommen

References

Canadian Mineralogist 36 (1998), 905.

Hey's Mineral Index (A. M. Clark) 3rd ed (1993), 656.

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Annite

KFe2+3(Si3Al)O10(OH,F)2

monoklin : 2/m : C2/m

9.EC.20

'Biotite'

K(Mg,Fe2+)3(Si3Al)O10(OH,F)2

monoklin : 2/m : C2/m

9.EC.20

Garmite

CsLiMg2(Si4O10)F2

monoklin : m, 2/m : C2, Cm

9.EC.20

'Ephesite'

NaLiAl2(Al2Si2)O10(OH)2

monoklin : m : Cc

9.EC.20

Meifuite

KFe6(Si7Al)O19(OH)4Cl2

triklin : 1 : P1

9.EC.20

Orlovite

KLi2TiSi4O11F

monoklin : 2 : C2

9.EC.20

Wonesite

(Na,K,☐)(Mg,Fe,Al)6(Si,Al)8O20(OH,F)4

triklin : 1 : C1

9.EC.20

Eastonite

KMg2Al[(OH)2|Al2Si2O10]

monoklin : 2 : C2

9.EC.20

Suhailite

(NH4)(Fe2+)3(Si3Al)O10(OH)2

monoklin : C2/m ?

9.EC.20

Norrishite

KLiMn3+2Si4O12

monoklin : 2/m : C2/m

9.EC.20

Phlogopite

KMg3(Si3Al)O10(F,OH)2

monoklin : 2/m : C2/m

9.EC.20

Aspidolite-1M

NaMg3(AlSi3)O10(OH)2

monoklin : 2/m : C2/m

9.EC.20

Balestraite

KLi2V5+Si4O12

monoklin : 2 : C2

9.EC.20

Fluorannite

KFe32+[(F,OH)2|AlSi3O10]

monoklin : 2/m : C2/m

9.EC.20

Gorbunovite

CsLi2(Ti,Fe)Si4O10(F,OH,O)2

monoklin : 2/m, 2, m : C2/m, C2, Cm

9.EC.20

Sokolovaite

CsLi2AlSi4O10F2

9.EC.20

'Zinnwaldite'

KLiFe2+Al(AlSi3)O10(F,OH)2

monoklin : 2 : C2

9.EC.20

Hendricksite

K(Zn,Mn)3Si3AlO10(OH)2

monoklin : 2/m : C2/m

9.EC.20

Yangzhumingite

KMg2.5Si4O10F2

monoklin : 2/m : C2/m

9.EC.20

Fluorotetraferriphlogopite

KMg3Fe3+Si3O10F2

monoklin : 2/m : C2/m

9.EC.20

Preiswerkite

NaMg2Al3Si2O10(OH)2

monoklin : 2/m : C2/m

9.EC.20

'Shirozulite'

K(Mn2+,Mg)3[(OH)2|AlSi3O10]

9.EC.20

Kreiterite

CsLi2Fe3+Si4O10F2

monoklin : 2/m, m, 2 : C2/m, C2, Cm

9.EC.20

Masutomilite

K(Li,Al,Mn2+)3(Si,Al)4O10(F,OH)2

monoklin : 2 : C2

9.EC.20

Oxyphlogopite

K(Mg,Ti,Fe)3[(Si,Al)4O10](O,F)2

monoklin : 2/m : C2/m

9.EC.20

Shirokshinite

KNaMg2[F2|Si4O10]

monoklin : 2/m : C2/m

9.EC.20

Trilithionite

KLi1.5Al1.5[F2|AlSi3O10]

monoklin : 2/m : C2/m

9.EC.20

Polylithionite

KLi2AlSi4O10(F,OH)2

monoklin : 2/m : C2/m

9.EC.20

Siderophyllite

KFe22+Al(Al2Si2)O10(F,OH)2

monoklin : 2 : C2/m

9.EC.20

'Spodiophyllite'

(Na,K)4(Mg,Fe2+)3(Fe3+,Al)2(Si8O24)

9.EC.20

'Fluorphlogopite'

K(Mg,Fe2+)3(Si3Al)O10(F,OH)2

9.EC.20

Fluorophlogopite

KMg3(AlSi3)O10F2

monoklin : 2/m : C2/m

9.EC.20

'Tetraferriannite'

KFe2+3(Si3Fe3+)O10(OH)2

monoklin : 2/m : C2/m

9.EC.20

Tetraferriphlogopite

KMg3[(F,OH)2|(Al,Fe3+)Si3O10]

monoklin : 2/m : C2/m

9.EC.20

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Naujakasite

Na6(Fe2+,Mn)Al4Si8O26

monoklin : 2/m : C2/m

VIII/H.29-010

Manganonaujakasite

Na6(Mn2+,Fe2+)Al4[Si8O26]

monoklin : 2/m : C2/m

VIII/H.29-015

'Spodiophyllite'

(Na,K)4(Mg,Fe2+)3(Fe3+,Al)2(Si8O24)

VIII/H.29-020

Other languages

German

Spodiophyllit

Spanish

Spodiophyllita

English

Spodiophyllite

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