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Mangano-ferri-eckermannite

Pictures (3 Images total)

Mangano-Ferri-Eckermannit
Views (File:
1563015124
): 545
Mangano-Ferri-Eckermannit
Tanohata Mine, Shimohei-gun, Iwate, Tohohu, Honshu, Japan. Bildbreite 0,9 mm
Copyright: Ulrich Baumgärtl; Contribution: Ulrich Baumgärtl
Collection: Ulrich Baumgärtl
Location: Japan/Honshū (Honschu), Insel/Tōhoku (Tohoku), Region/Iwate, Präfektur/Shimohei-gun/Tanohata/Tanohata Mine
Mineral: Mangano-ferri-eckermannite
Image: 1563015124
License: Usage for Mineralienatlas project only
Mangano-Ferri-Eckermannit

Tanohata Mine, Shimohei-gun, Iwate, Tohohu, Honshu, Japan. Bildbreite 0,9 mm

Collection: Ulrich Baumgärtl
Copyright: Ulrich Baumgärtl
Contribution: Ulrich Baumgärtl 2019-07-13
Locality: Tanohata Mine / Tanohata / Shimohei-gun / Iwate, Präfektur / Tōhoku (Tohoku), Region / Honshū (Honschu), Insel / Japan
Mangano-Ferri-Eckermannit (Kôzulith) auf Rhodonit
Views (File:
1612292718
): 253
Mangano-Ferri-Eckermannit (Kôzulith) auf Rhodonit
FO.: Tanohata Mine, Shimohei-gun, Präfektur Iwate, Region Tohoku, Insel Honshu, Japan / Stufengröße: 4,1 x 2,7 cm
Copyright: Hrouda; Contribution: Hrouda
Collection: Hrouda
Location: Japan/Honshū (Honschu), Insel/Tōhoku (Tohoku), Region/Iwate, Präfektur/Shimohei-gun/Tanohata/Tanohata Mine
Mineral: Mangano-ferri-eckermannite
Image: 1612292718
License: Usage for Mineralienatlas project only
Mangano-Ferri-Eckermannit (Kôzulith) auf Rhodonit

FO.: Tanohata Mine, Shimohei-gun, Präfektur Iwate, Region Tohoku, Insel Honshu, Japan / Stufengröße: 4,1 x 2,7 cm

Collection: Hrouda
Copyright: Hrouda
Contribution: Hrouda 2021-02-02
Locality: Tanohata Mine / Tanohata / Shimohei-gun / Iwate, Präfektur / Tōhoku (Tohoku), Region / Honshū (Honschu), Insel / Japan
Mangano-Ferri-Eckermannit (Kozulit) (br) und Rhodonit (rosa)
Views (File:
1642327078
): 170
Mangano-Ferri-Eckermannit (Kozulit) (br) und Rhodonit (rosa)
⚒ Tanohata, Shimohei-gun, Iwate, Präfektur, Tohoku, Honshu, JP. BB=6cm.
Copyright: Doc Diether; Contribution: Doc Diether
Collection: Doc Diether
Location: Japan/Honshū (Honschu), Insel/Tōhoku (Tohoku), Region/Iwate, Präfektur/Shimohei-gun/Tanohata/Tanohata Mine
Mineral: Mangano-ferri-eckermannite, Rhodonite
Image: 1642327078
License: Usage for Mineralienatlas project only
Mangano-Ferri-Eckermannit (Kozulit) (br) und Rhodonit (rosa)

⚒ Tanohata, Shimohei-gun, Iwate, Präfektur, Tohoku, Honshu, JP. BB=6cm.

Collection: Doc Diether
Copyright: Doc Diether
Contribution: Doc Diether 2022-01-16
Locality: Tanohata Mine / Tanohata / Shimohei-gun / Iwate, Präfektur / Tōhoku (Tohoku), Region / Honshū (Honschu), Insel / Japan

You find additional specimen at the Geolitho Museum

Collectors Summary

Color rötlichschwarz
Lustre Glasglanz
Hardness (Mohs) 5
Crystal System monoklin, C2/m

Additional information / Summary

Kasatkin et al. (2023) stellen den Status von Mangano-Ferri-Eckermannit als gültige Mineralart in Frage

Anatoly V. Kasatkin; Natalia V. Zubkova; Atali A. Agakhanov; Nikita V. Chukanov; Radek Škoda, Fabrizio Nestola; Dmitry I. Belakovskiy; Igor V. Pekov: Mangani-eckermannite, NaNa2(Mg4Mn3+)Si8O22(OH)2, a new amphibole from Tanohata Mine, Iwate Prefecture, Japan. Mineralogical Magazine Vol. 87, Nr. 6 (2023) S. 935-942. https://doi.org/10.1180/mgm.2023.63

Chemism

Chemical formula

Na3Mn2+4(Fe3+,Al)Si8O22(OH,F)2

Chemical composition

Aluminium, Eisen, Mangan, Natrium, Silicium, Fluor, Sauerstoff, Wasserstoff

Unit weight: 949.032761875 u; Number of atoms in the formula: 41.5

Info

Empirical formula:

Na3Mn4(Fe0.75Al0.25)Si8O22((OH)0.75F0.25)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.16

1.5

3.61

1.0079470

1.5119205

Oxygen

O

39.62

23.5

56.63

15.9994300

375.9866050

Fluorine

F

1.00

0.5

1.20

18.9984033

9.4992016

Sodium

Na

7.27

3

7.23

22.9897702

68.9693106

Aluminium

Al

0.71

0.25

0.60

26.9815382

6.7453846

Silicon

Si

23.68

8

19.28

28.0855300

224.6842400

Manganese

Mn

23.16

4

9.64

54.9380499

219.7521996

Iron

Fe

4.41

0.75

1.81

55.8452000

41.8839000

Analysis wt%

SiO2 : 51.38, Al2O3 : 1.69, Fe2O3 : 2.85, MgO : 2.71, MnO : 27.96, CaO : 1.12, Na2O : 8.41, K2O : 1.36, H2O : 2.16 (Ref: J.Jap.Ass.Min.,Petr.Econ.Geol.69)

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.08-080

VIII: SILIKATE
F: Ketten- und Bandsilikate
8: Zweierbänder [Si4O11] 6-; Amphibol-Gruppe; Alkali-Amphibole

Classification by Hölzel

9.DJ.500

9: SILICATES
D: Inosilicates; ~[Si2O6]4--...2-Chain
J: Amphiboles; Sodic Amphiboles
5: Kozulite-Group

Hey's Chemical Index of Minerals

16.16.10

16: Silicates Containing Aluminum and other Metals
16: Aluminosilicates of Mn

Dana 8th edition

66.01.03c.10

66: Inosilicates Inosilicate Double-Width Unbranched Chains, W=2
01: Inosilicates Inosilicate Double-Width Unbranched Chains, W=2 with P=2 amphibole configuration
03c: Group 4, the sodic amphiboles

IMA status

anerkannt, Redefinition 1997 vom Amphibol-Subkommittee

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Amphibole supergroup  ⇒ (OH,F,Cl)-dominant amphiboles  ⇒ Sodium Amphiboles  ⇒ Eckermannite (Eck) amphiboles

Optical Properties

Color

rötlichschwarz

Lustre

Glasglanz

max. Birefringence

0.035

Birefringence chart\! Mangano-ferri-eckermannite title=Birefringence chart Mangano-ferri-eckermannite

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

1.685

RI value β

1.717!

RI value γ / ε

1.720

Ri mean

1.707

2V angle

Biaxial (-) 35°

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

9.91

Cell parameters b (Å)

18.11

Cell parameters c (Å)

5.30

Cell parameters a/b or c/a

0.547

Cell parameters c/b

0.293

Cell parameters α

90°

Cell parameters β

104.60

Cell parameters γ

90°

Z

2

Volume (ų)

920.477

X-Ray Powder Diffraction

8.51(100),
4.53(10),
3.40(10),
3.30(20),
3.15(60),
2.827(30),
2.722(10),
2.174(10)

XRD chart Mangano-ferri-eckermannite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

5

VHN (Hardness Vickers)

390 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.3 (gemessen) 3.36 (berechnet)

3.424 ( ρ calc. Mineralienatlas )

Preface

Author (Name, Year)

Nambu & Tanida & Kitamura, 1969

References

Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists 62 (1969), 311.

American Mineralogist 55 (1970), 1815-1816.

American Mineralogist 63 (1978), 1023-1052.

Canadian Mineralogist 35 (1997), 219.

American Mineralogist 82 (1997), 1026.

Canadian Mineralogist 41 (2003), 1355.

Rock-forming Minerals (Deer, Howie & Zussmann), 2B, 2nd ed. (1997), Table 32, anal. 7

Canadian Mineralogist (2006) 44(1), 1-21.

Hawthorne, F.C., Oberti, R., Harlow, G.E., Maresch, W.V., Martin, R.F., Schumacher, J.C., Welch, M.D. - Nomenclature of the amphibole supergroup. American Mineralogist 97 (2012) 2031-2048.

IMA group assignments



 
 
 
 
 
 


 
 
 
 
 
NaNa2(Mg4Al)Si8O22(OH)2
monoklin
C2/m

 
 
 
 
 
Na3(Fe2+,Mg)4AlSi8O22(OH)2
monoklin
C2/m

 
 
 
 
 
NaNa2(Mg4Mn3+)Si8O22(OH)2
monoklin
C2/m

 
 
 
 
 
Na3Mn2+4(Fe3+,Al)Si8O22(OH,F)2
monoklin
C2/m

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Actuality: 27. Mar 2024 - 12:32:35

Other languages

German

Mangano-Ferri-Eckermannit

English

Mangano-ferri-eckermannite

old name

Spanish

Kôzulita

French

Kôzulite

English

Kôzulite

German

Kôzulith

Alternative Name

German

Kozulit

Japanese

神津閃石

CNMNC (IMA)-Number

IMA 1968-028

CNMNC symbol

Symbol

Mfeck

Locations with GPS information

IDs

GUSID (Global unique identifier short form) IM3zqyd_LkyOjcqqSsN8cw
GUID (Global unique identifier) ABF3CD20-7F27-4C2E-8E8D-CAAA4AC37C73
Database ID 2048