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Phlogopite

Pictures (98 Images total)

Phlogopit
Views (Image: 1278280128): 10392, Rating: 9.64
Phlogopit

Größe: 8 mm; Fundort: In den Dellen (Bimsgrube Zieglowski), Mendig, Eifel, Deutschland

Copyright: Fred Kruijen
Contribution: Hg 2010-07-04
Locality: In den Dellen (Grube Zieglowski) / Mendig, Verbandsgemeinde / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland
Phlogopit
Views (Image: 1178048046): 8406, Rating: 9.6
Phlogopit

Bildbreite: 6 mm; Fundort Laacher See-Vulkangebiet, Eifel, Deutschland

Copyright: Stephan Wolfsried
Contribution: Hg 2007-05-01
Locality: Laacher See / Ahrweiler, Landkreis / Rheinland-Pfalz / Deutschland
Phlogopit mit Volborthit
Views (Image: 1322557891): 4746, Rating: 9.6
Phlogopit mit Volborthit

Bildbreite: 4 mm; Fundort: Kahlenberg (Auf'm Kopp), Oberstadtfeld, Daun, Eifel, Rheinland-Pfalz, Deutschland

Copyright: Fred Kruijen
Contribution: Hg 2011-11-29
Locality: Auf'm Kopp (Kahlenberg; Kallenberg) / Oberstadtfeld / Daun / Vulkaneifel, Landkreis / Rheinland-Pfalz / Deutschland
Phlogopit
Views (Image: 1571927199): 1151
Phlogopit

irisierend, Vulkaneifel, Landkreis / Hillesheim / Walsdorf / Goßberg, Bildbreite 4 mm

Collection: Reinhold
Copyright: Reinhold
Contribution: Reinhold 2019-10-24
Locality: Goßberg / Walsdorf / Hillesheim / Vulkaneifel, Landkreis / Rheinland-Pfalz / Deutschland
Phlogopit (Biotit-Reihe)
Views (Image: 1547990818): 736
Phlogopit (Biotit-Reihe)

In den Dellen, (Bimsgrube Zieglowski), Mendig, Bildbreite 10 mm

Collection: khm
Copyright: khm
Contribution: khm 2019-01-20
Phlogopit
Views (Image: 1178273209): 1734, Rating: 8.5
Phlogopit

Bildbreite: 8 mm; Fundort Laacher See-Vulkangebiet, Eifel, Deutschland

Copyright: Stephan Wolfsried
Contribution: Hg 2007-05-04
Locality: Laacher See / Ahrweiler, Landkreis / Rheinland-Pfalz / Deutschland

Collectors Summary

Color braun, grau, grün, gelb, rötlichbraun
Streak color weiß
Lustre Glasglanz, Perlmuttglanz
Hardness (Mohs) 2 - 2.5
Solubility +++ HF, warme konz. H2SO4, kochende Zitronensäure
Crystal System monoklin, C2/m

Chemism

Chem­ical formula

KMg3(Si3Al)O10(F,OH)2

Chem­ical com­po­si­tion

Aluminium, Magnesium, Silicium, Fluor, Kalium, Sauerstoff, Wasserstoff

Unit weight: 420.247211575 u; Number of atoms in the formula: 20.5

Info

Empirical formula:

KMg3(Si3Al)O10(F0.75(OH)0.25)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.12

0.5

2.44

1.0079470

0.5039735

Oxygen

O

39.98

10.5

51.22

15.9994300

167.9940150

Fluorine

F

6.78

1.5

7.32

18.9984033

28.4976049

Magnesium

Mg

17.35

3

14.63

24.3050600

72.9151800

Aluminium

Al

6.42

1

4.88

26.9815382

26.9815382

Silicon

Si

20.05

3

14.63

28.0855300

84.2565900

Potassium

K

9.30

1

4.88

39.0983100

39.0983100

Anal­y­sis wt%

SiO2 : 38.63, TiO2 : 1.11, Al2O3 : 16.80, Fe2O3 : 1.68, FeO : 2.79, MgO : 23.78, Na2O : 0.68, K2O : 10.83, F : 0.56, H2O : 3.21 (Ref: Zeitschrift ür Kristallographie 32)

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.11-080

VIII: SILIKATE
H: Schichtsilikate
11: Glimmerartige Schicht-silikate mit Baugruppen [Si4O10] 4- und verwandte Strukturen; Glimmer-Gruppe; Lithionit/Biotit-Reihe

Clas­sifica­tion by Hölzel

9.ED.100

9: SILICATES
E: Phyllosilicates
D: Biotite-Group

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Mica group  ⇒ True micas

Optical Properties

Color

braun, grau, grün, gelb, rötlichbraun

Streak color

weiß

Lus­tre

Glasglanz, Perlmuttglanz

max. Birefrin­gence

0.04

Birefringence chart\! Phlogopite title=Birefringence chart Phlogopite

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.56!!

RI value β

1.60!!

RI value γ / ε

1.60!!

Ri mean

1.587

2V angle

Biaxial (-) 8°!

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell param­e­ters a (Å)

5.312

Cell param­e­ters b (Å)

9.20

Cell param­e­ters c (Å)

10.204

Cell param­e­ters a/b or c/a

0.577

Cell param­e­ters c/b

1.109

Cell param­e­ters α

90°

Cell param­e­ters β

99.82

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

491.367

X-Ray Pow­der Diffrac­tion

9.97(100),
3.35(100),
2.62(100),
2.432(80),
2.000(100),
1.670(100),
1.534(100)

XRD chart Phlogopite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Polytypes

Phlogopite-1M

KMg2.24Fe0.76Al1.4Si2.6O10[OH]2

monoklin

C2/m

2/m

Phlogopite-2M1

Phlogopite-3T

trigonal

P3112

32

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

2 - 2.5

VHN (Hard­ness Vick­ers)

42 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.75 - 2.97

2.84 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ HF, warme konz. H2SO4, kochende Zitronensäure

Preface

Asso­cia­tions

Calcit, Rubin

Author (Name, Year)

Breithaupt, 1841

References

Canadian Mineralogist 39 (2001), 1333.

Karel Breiter, Michaela Vaňková, Michaela Vašinová Galiová, Zuzana Korbelová, Viktor Kanický: Lithium and trace-element concentrations in trioctahedral micas from granites of different geochemical types measured via laser ablation ICP-MS. Mineralogical Magazine, Jhrg. 81, Nr. 1 (2017) S. 15-33.

IMA group assignments

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]

Polylithionite

KLi2AlSi4O10(F,OH)2

monoklin : 2/m : C2/m

VIII/H.11-010

Orlovite

KLi2TiSi4O11F

monoklin : 2 : C2

VIII/H.11-012

Sokolovaite

CsLi2AlSi4O10F2

VIII/H.11-015

Yangzhumingite

KMg2.5Si4O10F2

monoklin : 2/m : C2/m

VIII/H.11-018

Tainiolite

KLiMg2Si4O10F2

monoklin : 2/m : C/2m

VIII/H.11-020

Norrishite

KLiMn3+2Si4O12

monoklin : 2/m : C2/m

VIII/H.11-030

Shirokshinite

KNaMg2[F2|Si4O10]

monoklin : 2/m : C2/m

VIII/H.11-035

Montdorite

KMn0.52+Fe1.52+Mg0.5[F2|Si4O10]

monoklin : 2/m : C2/m

VIII/H.11-040

Trilithionite

KLi1.5Al1.5[F2|AlSi3O10]

monoklin : 2/m : C2/m

VIII/H.11-050

Voloshinite

Rb(LiAl1.50.5)(Al0.5Si3.5)O10F2

monoklin : C2/c

VIII/H.11-055

Masutomilite

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

monoklin : 2 : C2

VIII/H.11-060

Aspidolite-1M

NaMg3(AlSi3)O10(OH)2

monoklin : 2/m : C2/m

VIII/H.11-070

Oxyphlogopite

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

monoklin : 2/m : C2/m

VIII/H.11-073

'Fluorphlogopite'

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

VIII/H.11-075

Phlogopite

KMg3(Si3Al)O10(F,OH)2

monoklin : 2/m : C2/m

VIII/H.11-080

Fluorotetraferriphlogopite

KMg3Fe3+Si3O10F2

monoklin : 2/m : C2/m

VIII/H.11-088

Tetraferriphlogopite

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

monoklin : 2/m : C2/m

VIII/H.11-090

Hendricksite

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

monoklin : 2/m : C2/m

VIII/H.11-100

'Shirozulite'

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

VIII/H.11-102

Fluorannite

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

monoklin : 2/m : C2/m

VIII/H.11-105

Annite

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

monoklin : 2/m : C2/m

VIII/H.11-110

'Tetraferriannite'

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

monoklin : 2/m : C2/m

VIII/H.11-120

Suhailite

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

monoklin : C2/m ?

VIII/H.11-125

'Ephesite'

NaLiAl2(Al2Si2)O10(OH)2

monoklin : m : Cc

VIII/H.11-130

Preiswerkite

NaMg2Al3Si2O10(OH)2

monoklin : 2/m : C2/m

VIII/H.11-140

Eastonite

KMg2Al[(OH)2|Al2Si2O10]

monoklin : 2 : C2

VIII/H.11-150

Siderophyllite

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

monoklin : 2 : C2/m

VIII/H.11-160

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

Phlogopite

KMg3(Si3Al)O10(F,OH)2

monoklin : 2/m : C2/m

9.ED.100

Fluorophlogopite

KMg3(AlSi3)O10F2

monoklin : 2/m : C2/m

9.ED.102

Tetraferriphlogopite

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

monoklin : 2/m : C2/m

9.ED.106

Fluorotetraferriphlogopite

KMg3Fe3+Si3O10F2

monoklin : 2/m : C2/m

9.ED.107

Aspidolite-1M

NaMg3(AlSi3)O10(OH)2

monoklin : 2/m : C2/m

9.ED.110

'Aspidolite-1A' (Pol.v. Aspidolite-1M)

NaMg3(AlSi3)O10(OH)2

9.ED.111

Eastonite

KMg2Al[(OH)2|Al2Si2O10]

monoklin : 2 : C2

9.ED.120

Oxyphlogopite

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

monoklin : 2/m : C2/m

9.ED.130

Annite

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

monoklin : 2/m : C2/m

9.ED.140

Suhailite

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

monoklin : C2/m ?

9.ED.142

Fluorannite

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

monoklin : 2/m : C2/m

9.ED.145

'Tetraferriannite'

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

monoklin : 2/m : C2/m

9.ED.150

Hendricksite

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

monoklin : 2/m : C2/m

9.ED.170

'Shirozulite'

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

9.ED.175

Other languages

Dutch

Flogopiet

Catalan

Flogopita

Spanish

Flogopita

Basque

Flogopita

Galician

Flogopita

Portuguese

Flogopita

German

Phlogopit

English

Phlogopite

Russian

Флогопит

Hebrew

פלוגופיט

Simplified Chinese

金云母

Japanese

金雲母

Alternative Name

Bronze Mica

Brown Mica

English

Chromephlogopite

Polish

Flogopit

English

Flogopite

Hydroxyl-Phlogopite

Magnesia Mica

Rhombic Mica

Rock part of

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

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