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Clino-ferro-ferri-holmquistite

Additional Functions

Collectors Summary

Color schwarz
Streak color grau
Lustre Glasglanz
Hardness (Mohs) 6
Cleavages gut nach {110}
Fracture uneben
Crystal System monoklin, C/2m
Morphology sehr kleine Aggregate aus subidiomorphen bis idiomorphen xx

Chemism

Chem­ical formula

☐Li2(Fe3+,Fe2+,Mg,Al)2Si8O22(OH,F)2

Chem­ical com­po­si­tion

Aluminium, Eisen, Lithium, Magnesium, Silicium, Fluor, Sauerstoff, Wasserstoff, Vakanz

Unit weight: 728.060372955 u; Number of atoms in the formula: 38.5

Info

Empirical formula:

VcLi2(Fe0.55Fe0.3Mg0.1Al0.05)2Si8O22((OH)0.75F0.25)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Vacancy

Vc

0.00

1

2.60

0.0000000

0.0000000

Hydrogen

H

0.21

1.5

3.90

1.0079470

1.5119205

Lithium

Li

1.91

2

5.19

6.9412000

13.8824000

Oxygen

O

51.64

23.5

61.04

15.9994300

375.9866050

Fluorine

F

1.30

0.5

1.30

18.9984033

9.4992016

Magnesium

Mg

0.67

0.2

0.52

24.3050600

4.8610120

Aluminium

Al

0.37

0.1

0.26

26.9815382

2.6981538

Silicon

Si

30.86

8

20.78

28.0855300

224.6842400

Iron

Fe

13.04

1.7

4.42

55.8452000

94.9368400

Strunz 9th edi­tion incl. updates

9.DE.25

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
E: Ketten- und Bandsilikate mit 2-periodischen Doppelketten, Si4O11; Amphibol-Familie, Klinoamphibole
25:Amphibole: Alkali

Lapis Clas­sifica­tion

VIII/F.07-085

VIII: SILIKATE
F: Ketten- und Bandsilikate
7: Zweierbänder [Si4O11] 6-; Amphibol-Gruppe; Mg-Fe-Mn-Amphibole

Clas­sifica­tion by Hölzel

9.DG.240

9: SILICATES
D: Inosilicates; ~[Si2O6]4--...2-Chain
G: Amphiboles; Monoclinic Amphiboles
2: Clinoholmquistite-Group

IMA sta­tus

anerkannt; Name empfohlen vom Amphibol-Subkommittee (1997) für das Fe2+-Fe3+ dominante Mitglied der Klinoholmquistit-Serie

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Amphibole supergroup  ⇒ (OH,F,Cl)-dominant amphiboles  ⇒ Lithium amphiboles  ⇒ Holmquistite (Hol) amphiboles

Optical Properties

Color

schwarz

Streak color

grau

Diaphane­ity (Trans­parency)

wahrscheinlich durchscheinend

Lus­tre

Glasglanz

2V angle

Biaxial

Optical Data Luminescence

Lumi­nes­cence

keine Fluoreszenz bekannt

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C/2m

Cell param­e­ters a (Å)

9.462

Cell param­e­ters b (Å)

17.898

Cell param­e­ters c (Å)

5.302

Cell param­e­ters a/b or c/a

0.529

Cell param­e­ters c/b

0.296

Cell param­e­ters α

90°

Cell param­e­ters β

101.88

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

878.666

X-Ray Pow­der Diffrac­tion

8.22(100),
4.474(30),
3.420(30),
3.042(50),
2.717(70),
2.586(20),
2.492(30),
2.165(20)

XRD chart Clino-ferro-ferri-holmquistite

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

Morphol­ogy

sehr kleine Aggregate aus subidiomorphen bis idiomorphen xx

Crystals 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

6

Density (g/cm³)

3.24 (berechnet)

2.752 ( ρ calc. Mineralienatlas )

Cleav­ages

gut nach {110}

Frac­ture

uneben

Tenac­ity

Spröde

Preface

Occurrences

magmatisch, episyenitisch und retrograd metamorph

Asso­cia­tions

Quarz, Plagioklas, Mikroklin, Annit, Zirkon, Ferri-Whittakerit, Ferri-Ottoliniit, Natrium-Ferri-Klinoferroholmquistit, Titanit, Andradit, Tainiolit, Ferro-Aktinolith

Author (Name, Year)

Leake u.w., 1997

Addi­tional Informa­tion

Name: entsprechend der Amphibol-Nomenklatur.

References

Canadian Mineralogist 35 (1997), 219.

European Journal of Mineralogy 15 (2003), 321.

Canadian Mineralogist 41 (2003), 1345.

American Mineralogist 89 (2004), 1577.

European Journal of Mineralogy 17 (2005), 733.

Hawthorne, Frank C., and Roberta Oberti (2006), On the classification of amphiboles - Canadian Mineralogist 44(1), 1-21.

IMA group assignments



 
 
 
 
 
 


 
 
 
 
 
ABLi2C(Mg3Fe3+2)Si8O22(OH)2
 
 

 
 
 
 
 
☐Li2(Fe3+,Fe2+,Mg,Al)2Si8O22(OH,F)2
monoklin
C/2m

 
 
 
 
 
[]Li2[(Fe2+)3Al2]Si8O22(OH,F)2
monoklin
C2/m

 
 
 
 
 
☐Li2(Mg3Al2)Si8O22(OH)2
 
 

 
 
 
 
 
Na0.5Li2(Fe3+,Fe2+,Mg,Li,Al)5Si8O22(OH,F)2
monoklin
C2/m

 
 
 
 
 
☐Li2(Fe2+3Al2)(Si8O22)(OH)2
orthorhombisch
Pnma

 
 
 
 
 
Li2(Mg,Fe2+)3Al2Si8O22(OH)2
orthorhombisch
Pnma

Refresh list

Actuality: 26. Jan 2022 - 00:48:39

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

'Juddite' (Var.v. Arfvedsonite)

9.DE.25

Potassic-mangani-leakeite

KNa2(Mg2Mn3+2Li)[Si8O22](OH)2

monoklin : 2/m : C2/m

9.DE.25

Ferri-Leakeite

NaNa2(Mg2Fe3+2Li)Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Nybøite

NaNa2(Mg3Al2)Si7AlO22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Mangani-obertiite

NaNa2(Mg3Mn3+Ti4+)Si8O22O2

monoklin : 2/m : C2/m

9.DE.25

Pedrizite

NaLi2(Mg2Al2Li)Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

'Anophorite' (Var.v. Magnesio-arfvedsonite)

9.DE.25

Mangano-ferri-eckermannite

Na3Mn42+(Fe3+,Al)Si8O22(OH,F)2

monoklin : 2/m : C2/m

9.DE.25

Riebeckite

Na2(Fe2+,Mg)3Fe23+Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Glaucophane

Na2(Mg,Fe2+)3Al2Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

'Ottoliniite'

NaLi(Mg3Fe3+Al)Si8O22(OH)2

C/2m

9.DE.25

Arfvedsonite

Na3(Fe2+,Mg)4Fe3+Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Eckermannite

NaNa2(Mg4Al)Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Fluoro-leakeite

NaNa2(Mg2Al2Li)Si8O22F2

monoklin : 2/m : C2/m

9.DE.25

Ferri-fluoro-leakeite

NaNa2(Mg2Fe3+2Li)Si8O22F2

monoklin : 2/m : C2/m

9.DE.25

'Crocidolite' (Var.v. Riebeckite)

Na2(Fe2+,Mg)3Fe23+Si8O22(OH)2

9.DE.25

Mangano-mangani-ungarettiite

(Na,K)Na2(Mn2+,Mg)2Mn33+[O|Si4O11]2

monoklin : 2/m : C2/m

9.DE.25

'Whittakerite'

Na(Na Li)(Li Mg2Fe3+Al)Si8O22(OH)2

9.DE.25

Ferri-nybøite

NaNa2(Mg3Fe3+2)(Si7Al)O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Ferroleakeite

[Na][Na2][Fe2+2Fe3+2Li][(OH)2|Si8O22]

monoklin : 2/m : C2/m

9.DE.25

Ferro-nybøite

NaNa2(Fe2+)3Al2(Si7Al)O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Suenoite

☐Mn2Mg5Si8O22(OH)2

orthorhombisch : mmm : Pnma

9.DE.25

Ferro-ferri-pedrizite

NaLi2(Fe2+2Fe3+2Li)Si8O22(OH)2

monoklin : 2/m : B2/m

9.DE.25

Fluoro-nybøite

NaNa2(Mg3Al2)(AlSi7O22)(F,OH)2

monoklin : 2/m : C2/m

9.DE.25

Potassic-ferri-leakeite

KNa2Mg2Fe3+2LiSi8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Clino-suenoite

☐Mn2+2Mg5Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Mangani-dellaventuraite

NaNa2(MgMn3+2Ti4+Li)Si8O22O2

monoklin : 2/m : C2/m

9.DE.25

Ferri-obertiite

NaNa2(Mg3Fe3+Ti)Si8O22O2

monoklin : 2/m : C2/m

9.DE.25

Ferro-pedrizite

NaLi2(Fe2+2Al2Li)Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Ferro-Glaucophane

Na2(Fe2+,Mg)3Al2Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Ferro-ferri-obertiite

NaNa2(Fe2+3Fe3+Ti)Si8O22O2

monoklin : 2/m : C2/m

9.DE.25

'Ferri-ottoliniite'

AB(Na1Li1)C(Fe3+2Mg3)TSi8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Ferri-whittakerite

Na(Na1.0-1.5Li0.5-1.0)2(Fe3+2Mg2Li)Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Ferro-eckermannite

Na3(Fe2+,Mg)4AlSi8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Potassic-arfvedsonite

KNa2Fe2+4Fe3+Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Magnesioriebeckite

Na2(Mg,Fe2+)3Fe23+Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Ferro-ferri-nybøite

NaNa2(Fe2+3Fe3+2)Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Ferro-ferri-fluoro-leakeite

(Na,K)Na2Li(Fe2+,Mn2+,Mg)2Fe23+[(OH,F)|Si4O11]2

monoklin : 2/m : C2/m

9.DE.25

Magnesio-arfvedsonite

Na3(Mg,Fe2+)4Fe3+Si8O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Clino-ferro-holmquistite

[]Li2[(Fe2+)3Al2]Si8O22(OH,F)2

monoklin : 2/m : C2/m

9.DE.25

Ferro-ferri-hornblende

☐Ca2(Fe2+4Fe3+)(Si7Al)O22(OH)2

monoklin : 2/m : C2/m

9.DE.25

Fluoro-pedrizite

NaLi2(Mg2Al2Li)Si8O22F2

monoklin : 2/m : C2/m

9.DE.25

Clino-ferro-ferri-holmquistite

☐Li2(Fe3+,Fe2+,Mg,Al)2Si8O22(OH,F)2

monoklin : 2/m : C/2m

9.DE.25

Magnesio-fluoro-arfvedsonite

(Na,K)Na2(Mg,Fe2+)4Fe3+[(F,OH)|Si4O11]2

monoklin : 2/m : C2/m

9.DE.25

Potassic-magnesio-arfvedsonite

[K][Na2][Mg4Fe3+][(OH)2|Si8O22]

monoklin : 2/m : C2/m

9.DE.25

Potassic-magnesio-fluoro-arfvedsonite

KNa2(Mg,Fe2+)5[(F,OH)|Si4O11]2

monoklin : 2/m : C/2m

9.DE.25

Clino-sodic-ferri-ferro-holmquistite

Na0.5Li2(Fe3+,Fe2+,Mg,Li,Al)5Si8O22(OH,F)2

monoklin : 2/m : C2/m

9.DE.25

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

Cummingtonite

☐(Mg,Fe2+,Mn2+)7Si8O22(OH)2

monoklin : 2/m : C2/m

VIII/F.07-020

Grunerite

☐(Fe2+,Mg)7Si8O22(OH)2

monoklin : 2/m : C2/m

VIII/F.07-030

Manganocummingtonite

☐Mn2(Mg,Fe)5Si8O22(OH)2

monoklin : 2/m : C2/m

VIII/F.07-040

Clino-ferro-suenoite

☐Mn2(Fe,Mg)5Si8O22(OH)2

monoklin : 2/m : C2/m

VIII/F.07-050

Clino-ferro-holmquistite

[]Li2[(Fe2+)3Al2]Si8O22(OH,F)2

monoklin : 2/m : C2/m

VIII/F.07-080

Clino-ferro-ferri-holmquistite

☐Li2(Fe3+,Fe2+,Mg,Al)2Si8O22(OH,F)2

monoklin : 2/m : C/2m

VIII/F.07-085

Clino-sodic-ferri-ferro-holmquistite

Na0.5Li2(Fe3+,Fe2+,Mg,Li,Al)5Si8O22(OH,F)2

monoklin : 2/m : C2/m

VIII/F.07-090

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

'Clino-holmquistite'

☐Li2(Mg3Al2)Si8O22(OH)2

9.DG.200

Clino-ferro-holmquistite

[]Li2[(Fe2+)3Al2]Si8O22(OH,F)2

monoklin : 2/m : C2/m

9.DG.220

Clino-ferro-ferri-holmquistite

☐Li2(Fe3+,Fe2+,Mg,Al)2Si8O22(OH,F)2

monoklin : 2/m : C/2m

9.DG.240

Clino-sodic-ferri-ferro-holmquistite

Na0.5Li2(Fe3+,Fe2+,Mg,Li,Al)5Si8O22(OH,F)2

monoklin : 2/m : C2/m

9.DG.260

Other languages

Spanish

Clino-ferro-ferri-holmquistita

English

Clino-ferro-ferri-holmquistite

German

Klino-Ferro-Ferri-Holmquistit

Simplified Chinese

单斜二铁锂闪石

Traditional Chinese

單斜二鐵鋰閃石

old name

German

Ferri-Klinoferroholmquistit (pre 2012)

English

Ferri-clinoferroholmquistite (pre 2012)

CNMNC (IMA)-Number

IMA 2001-066

CNMNC symbol

Symbol

Cffhlm

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

German pages

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English pages

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