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Phlogopite

Pictures (139 Images total)

Phlogopit
Views (File:
1278280128
): 13099, Rating: 9.64
Phlogopit
Größe: 8 mm; Fundort: In den Dellen (Bimsgrube Zieglowski), Mendig, Eifel, Deutschland
Copyright: Fred Kruijen; Contribution: Hg
Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Mendig, Verbandsgemeinde/In den Dellen (Grube Zieglowski)
Mineral: Phlogopite
Image: 1278280128
Rating: 9.64 (votes: 11)
License: Usage for Mineralienatlas project only
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 (File:
1178048046
): 10800, Rating: 9.6
Phlogopit
Bildbreite: 6 mm; Fundort Laacher See-Vulkangebiet, Eifel, Deutschland
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Deutschland/Rheinland-Pfalz/Ahrweiler, Landkreis/Brohltal, Verbandsgemeinde/Laacher See
Mineral: Phlogopite
Image: 1178048046
Rating: 9.6 (votes: 5)
License: Usage for Mineralienatlas project only
Phlogopit

Bildbreite: 6 mm; Fundort Laacher See-Vulkangebiet, Eifel, Deutschland
Copyright: Stephan Wolfsried
Contribution: Hg 2007-05-01
Locality: Laacher See / Brohltal, Verbandsgemeinde / Ahrweiler, Landkreis / Rheinland-Pfalz / Deutschland
Phlogopit
Views (File:
1571927199
): 3820
Phlogopit
irisierend, Vulkaneifel, Landkreis / Hillesheim / Walsdorf / Goßberg, Bildbreite 4 mm
Copyright: Reinhold; Contribution: Reinhold
Collection: Reinhold
Location: Deutschland/Rheinland-Pfalz/Vulkaneifel, Landkreis/Hillesheim/Walsdorf/Goßberg
Mineral: Phlogopite
Encyclopedia: Irideszenz
Image: 1571927199
Rating: 10 (votes: 2)
License: Usage for Mineralienatlas project only
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 (File:
1547990818
): 2666
Phlogopit (Biotit-Reihe)
In den Dellen, (Bimsgrube Zieglowski), Mendig, Bildbreite 10 mm
Copyright: khm; Contribution: khm
Collection: khm
Mineral: Phlogopite
Image: 1547990818
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
Phlogopit (Biotit-Reihe)

In den Dellen, (Bimsgrube Zieglowski), Mendig, Bildbreite 10 mm
Collection: khm
Copyright: khm
Contribution: khm 2019-01-20
Vesuvian, Phlogopit
Views (File:
1709647150
): 52
Vesuvian, Phlogopit
Gelber Vesuviankristall auf Phlogopit von der Cava San Vito am Vesuv bei Neapel, Italien. Bildbreite etwa 2 mm.
Copyright: Klaus Schäfer; Contribution: Klaus Schäfer
Collection: Klaus Schäfer, Collection number: V-Vesu-1-1-2
Location: Italien/Kampanien (Campania), Region/Neapel, Provinz/Somma-Vesuv-Komplex/Monte Somma/Ercolano/San Vito/Steinbruch San Vito (Cava San Vito)
Mineral: Phlogopite, Vesuvianite
Image: 1709647150
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
Vesuvian, Phlogopit (SNr: V-Vesu-1-1-2)

Gelber Vesuviankristall auf Phlogopit von der Cava San Vito am Vesuv bei Neapel, Italien. Bildbreite etwa 2 mm.
Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2024-03-05
Locality: Steinbruch San Vito (Cava San Vito) / San Vito / Ercolano / Monte Somma / Somma-Vesuv-Komplex / Neapel, Provinz / Kampanien (Campania), Region / Italien

You find additional specimen at the Geolitho Museum

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

Volume (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

 
Mica group
 
 
 

 
 
True micas
 
 
 

 
 
 
Aluminoceladonite
K(Mg,Fe2+)Al[(OH)2|Si4O10]
monoklin
 

 
 
 
Annite
KFe2+3(Si3Al)O10(OH,F)2
monoklin
C2/m

 
 
 
Aspidolite
NaMg3(AlSi3)O10(OH)2
monoklin
C2/m

 
 
 
Boromuscovite
KAl2(Si3B)O10(OH,F)2
monoklin
C2/m

 
 
 
Celadonite
K(Mg,Fe2+)(Fe3+,Al)Si4O10(OH)2
monoklin
C2

 
 
 
Chromphyllite
K(Cr,Al)2[(OH,F)2|AlSi3O10]
monoklin
C2/c

 
 
 
Eastonite
KMg2Al[(OH)2|Al2Si2O10]
monoklin
C2

 
 
 
Ephesite
NaLiAl2(Al2Si2)O10(OH)2
monoklin
Cc

 
 
 
Ferroaluminoceladonite
K(Fe2+,Mg)(Al,Fe3+)[(OH)2|Si4O10]
monoklin
C2/m

 
 
 
Ferroceladonite
K(Fe2+,Mg)(Fe3+,Al)[(OH)2|Si4O10]
monoklin
C2/m

 
 
 
Fluorannite
KFe32+[(F,OH)2|AlSi3O10]
monoklin
C2/m

 
 
 
Ganterite
(Ba,Na,K)(Al,Mg)2[(OH,F)2|(Al,Si)Si2O10]
monoklin
C2/c

 
 
 
Hendricksite
K(Zn,Mn)3Si3AlO10(OH)2
monoklin
C2/m

 
 
 
Masutomilite
K(Li,Al,Mn2+)3(Si,Al)4O10(F,OH)2
monoklin
C2

 
 
 
Montdorite
KMn0.52+Fe1.52+Mg0.5[F2|Si4O10]
monoklin
C2/m

 
 
 
Muscovite
KAl2(Si3Al)O10(OH,F)2
monoklin
C2/c

 
 
 
Nanpingite
CsAl2(Si,Al)4O10(OH,F)2
monoklin
C2/c

 
 
 
Norrishite
KLiMn3+2Si4O12
monoklin
C2/m

 
 
 
Paragonite
NaAl2(Si3Al)O10(OH)2
monoklin
C2/c

 
 
 
Phlogopite
KMg3(Si3Al)O10(F,OH)2
monoklin
C2/m

 
 
 
Polylithionite
KLi2AlSi4O10(F,OH)2
monoklin
C2/m

 
 
 
Preiswerkite
NaMg2Al3Si2O10(OH)2
monoklin
C2/m

 
 
 
Roscoelite
K(V,Al,Mg)2AlSi3O10(OH)2
monoklin
C2/m

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

 
 
 
Siderophyllite
KFe22+Al(Al2Si2)O10(F,OH)2
monoklin
C2/m

 
 
 
Sokolovaite
CsLi2AlSi4O10F2
monoklin
 

 
 
 
Tainiolite
KLiMg2Si4O10F2
monoklin
C/2m

 
 
 
Tetraferriannite
KFe2+3(Si3Fe3+)O10(OH)2
monoklin
C2/m

 
 
 
Tetraferriphlogopite
KMg3[(F,OH)2|(Al,Fe3+)Si3O10]
monoklin
C2/m

 
 
 
Tobelite
(NH4,K)Al2(Si3Al)O10(OH)2
monoklin
C2/m

 
 
 
Trilithionite
KLi1.5Al1.5[F2|AlSi3O10]
monoklin
C2/m

 
 
 
Yangzhumingite
KMg2.5Si4O10F2
monoklin
C2/m

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Actuality: 14. Oct 2024 - 16:10:09

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

CNMNC symbol

Symbol

Phl

Rock part of

 
Rocks

 
 
igneous rocks and sediments

 
 
 
crystalline igneous rocks

 
 
 
 
exotic crystalline rocks

 
 
 
 
 
lamproite  

 
 
metamorphic rocks and metasediments

 
 
 
rock names based on modal composition of metamorphic rocks

 
 
 
 
metacarbonate or calcsilicate

 
 
 
 
 
calc-silicate rock

 
 
 
 
 
 
marble

 
 
 
 
 
 
 
dolomitic marble  

 
 
 
 
monomineralic metamorphic rocks

 
 
 
 
 
marble

 
 
 
 
 
 
dolomitic marble  

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Hint

- Essential mineral - Important for the classification of the rock.
- Accessory or non-essential mineral - this minerals are common, sometimes major part of, but are not always present.

Actuality: 14. Oct 2024 - 16:10:10

Locations with GPS information

IDs

GUSID (Global unique identifier short form) CqhTi5QPdUuBW2zN5sJHdA
GUID (Global unique identifier) 8B53A80A-0F94-4B75-815B-6CCDE6C24774
Database ID 3032