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Ferroceladonite

Pictures (5 Images total)

Ferroseladonit auf Sazhinit
Views (File:
1588968813
): 526
Ferroseladonit auf Sazhinit
grüne, taflige Kristalle von Ferroseladonit, Aris Steinbrüche, Windhoek Rural, Khomas, Namibia; BB < 1 mm
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Mineral: Ferroceladonite
Image: 1588968813
License: Usage for Mineralienatlas project only
Ferroseladonit auf Sazhinit

grüne, taflige Kristalle von Ferroseladonit, Aris Steinbrüche, Windhoek Rural, Khomas, Namibia; BB < 1 mm
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-05-08
Locality: Aris-Steinbrüche (Ariskop Quarry; Railway Quarry) / Aris / Windhoek-Land, Kreis / Khomas, Region / Namibia
Ferroseladonit
Views (File:
1652983808
): 118
Ferroseladonit
Fundort: Windhoek, Windhoek District, Khomas Region, Namibia; Bildbreite 2,9mm
Copyright: Karl-Heinz M.; Contribution: khm
Collection: Eberhard Z.
Location: Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Mineral: Ferroceladonite
Image: 1652983808
License: Usage for Mineralienatlas project only
Ferroseladonit

Fundort: Windhoek, Windhoek District, Khomas Region, Namibia; Bildbreite 2,9mm
Collection: Eberhard Z.
Copyright: Karl-Heinz M.
Contribution: khm 2022-05-19
Locality: Aris-Steinbrüche (Ariskop Quarry; Railway Quarry) / Aris / Windhoek-Land, Kreis / Khomas, Region / Namibia
Ferroseladonit
Views (File:
1690398376
): 40
Ferroseladonit
Ferroseladonit mittig leicht grün BB ca.2 mm Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Copyright: derhesse; Contribution: anatase2
Collection: anatase2, Collection number: 1732
Location: Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Mineral: Ferroceladonite
Image: 1690398376
License: Usage for Mineralienatlas project only
Ferroseladonit (SNr: 1732)

Ferroseladonit mittig leicht grün BB ca.2 mm Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Collection: anatase2
Copyright: derhesse
Contribution: anatase2 2023-07-26
Locality: Aris-Steinbrüche (Ariskop Quarry; Railway Quarry) / Aris / Windhoek-Land, Kreis / Khomas, Region / Namibia
Ferroseladonit
Views (File:
1690833267
): 53
Ferroseladonit
Ferroseladonit blau BB 2 mm Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Copyright: derhesse; Contribution: anatase2
Collection: anatase2, Collection number: 1673
Location: Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Mineral: Ferroceladonite
Image: 1690833267
License: Usage for Mineralienatlas project only
Ferroseladonit (SNr: 1673)

Ferroseladonit blau BB 2 mm Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Collection: anatase2
Copyright: derhesse
Contribution: anatase2 2023-07-31
Locality: Aris-Steinbrüche (Ariskop Quarry; Railway Quarry) / Aris / Windhoek-Land, Kreis / Khomas, Region / Namibia
Ferroseladonit
Views (File:
1694260978
): 52
Ferroseladonit
grünes Ferroseladonit Kristallaggregat. Die sehr kleinen farblosen Individuen scheinen Fluorite zu sein. BB = 2,5 mm. Modified by CombineZP; Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Copyright: horst knoll; Contribution: horst knoll
Collection: horst knoll
Location: Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-Steinbrüche (Ariskop Quarry; Railway Quarry)
Mineral: Ferroceladonite
Image: 1694260978
License: Usage for Mineralienatlas project only
Ferroseladonit

grünes Ferroseladonit Kristallaggregat. Die sehr kleinen farblosen Individuen scheinen Fluorite zu sein. BB = 2,5 mm. Modified by CombineZP; Namibia/Khomas, Region/Windhoek-Land, Kreis/Aris/Aris-St...
Collection: horst knoll
Copyright: horst knoll
Contribution: horst knoll 2023-09-09
Locality: Aris-Steinbrüche (Ariskop Quarry; Railway Quarry) / Aris / Windhoek-Land, Kreis / Khomas, Region / Namibia

Collectors Summary

Hardness (Mohs) 2.25
Cleavages vollkommen {001}
Fracture erdig bei Aggregaten
Crystal System monoklin, C2/m

Chemism

Chemical formula

K(Fe2+,Mg)(Fe3+,Al)[(OH)2|Si4O10]

Chemical composition

Aluminium, Eisen, Magnesium, Silicium, Kalium, Sauerstoff, Wasserstoff

Unit weight: 442.03893355 u; Number of atoms in the formula: 21

Info

Empirical formula:

K(Fe0.75Mg0.25)(Fe0.75Al0.25)[(OH)2Si4O10]

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.46

2

9.52

1.0079470

2.0158940
Oxygen

O

43.43

12

57.14

15.9994300

191.9931600
Magnesium

Mg

1.37

0.25

1.19

24.3050600

6.0762650
Aluminium

Al

1.53

0.25

1.19

26.9815382

6.7453846
Silicon

Si

25.41

4

19.05

28.0855300

112.3421200
Potassium

K

8.84

1

4.76

39.0983100

39.0983100
Iron

Fe

18.95

1.5

7.14

55.8452000

83.7678000

Strunz 9th edition incl. updates

9.EC.15

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

Lapis Classification

VIII/H.10-040

VIII: SILIKATE
H: Schichtsilikate
10: Glimmerartige Schicht-silikate mit Baugruppen [Si4O10] 4- und verwandte Strukturen; Glimmer-Gruppe; Seladonit/Muskovit-Reihe (Phengite)

Classification by Hölzel

9.ED.330

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

RI value α / ω / n

1.640

Ri mean

1.640

2V angle

Biaxial

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

5.270

Cell parameters b (Å)

9.106

Cell parameters c (Å)

10.125

Cell parameters a/b or c/a

0.579

Cell parameters c/b

1.112

Cell parameters α

90°

Cell parameters β

100.27

Cell parameters γ

90°

Z

2

Volume (ų)

478.1

X-Ray Powder Diffraction

10.0(40),
3.65(50),
3.358(90),
3.321(100),
3.090(60),
2.91(40),
2.671(50),
2.584(50)
XRD chart Ferroceladonite

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

Physical Properties

Hardness (Mohs)

2.25

VHN (Hardness Vickers)

42 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.045 (berechnet)

3.07 ( ρ calc. Mineralienatlas )

Cleavages

vollkommen {001}

Fracture

erdig bei Aggregaten

Tenacity

nicht erwähnt

(Co-)Type locality

(Co-)Type locality

Neuseeland/South Island/Southland, Region/Hokonui Hills

Preface

Author (Name, Year)

Li Gejing & Peacor & Coombs & Kawachi, 1997

References

American Mineralogist 82 (1997), 503

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: 10. Sep 2024 - 18:50:19

Other languages

Spanish

Ferroceladonita

English

Ferroceladonite

French

Ferroceladonite

German

Ferroseladonit

Russian

Ферроселадонит

Japanese

鉄ｾﾗﾄﾞﾝ石

Alternative Name

German

Ferroceladonit

Japanese

鉄セラドン石

CNMNC (IMA)-Number

IMA 1995-018

CNMNC symbol

Symbol

Fcel

Locations with GPS information

IDs

GUSID (Global unique identifier short form) sCuEiMIbk0OFUR7ZQG9Bcg
GUID (Global unique identifier) 88842BB0-1BC2-4393-8551-1ED9406F4172
Database ID 1198