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Axinite-(Mn)

Pictures (20 Images total)

Rhodonit und Axinit-Mn
Views (File:
1274622759
): 5042
Rhodonit und Axinit-Mn
Größe: 37x30x19 mm; Fundort: Pachapaqui, Provinz Bolognesi, Region Ancash, Peru
Copyright: Rob Lavinsky; Contribution: slugslayer
Location: Peru/Ancash, Region/Bolognesi, Provinz/Aquia, Distrikt/Pachapaqui
Mineral: Axinite-(Mn), Rhodonite
Image: 1274622759
Rating: 7.5 (votes: 2)
License: Usage for Mineralienatlas project only
Rhodonit und Axinit-Mn

Größe: 37x30x19 mm; Fundort: Pachapaqui, Provinz Bolognesi, Region Ancash, Peru
Copyright: Rob Lavinsky
Contribution: slugslayer 2010-05-23
Locality: Pachapaqui / Aquia, Distrikt / Bolognesi, Provinz / Ancash, Region / Peru
Manganaxinit XX
Views (File:
1144800094
): 1757
Manganaxinit XX
Größe: 10,6x9,1x6,2cm; Fundort: Dal'negorsk, Russland
Copyright: Rob Lavinsky; Contribution: slugslayer
Location: Russland/Ferner Osten, Föderationskreis/Primorje, Region (Primorskiy Kray)/Dal'negorsk (Dalnegorsk; Tetjuche)
Mineral: Axinite-(Mn)
Image: 1144800094
Rating: 7 (votes: 3)
License: Usage for Mineralienatlas project only
Manganaxinit XX

Größe: 10,6x9,1x6,2cm; Fundort: Dal'negorsk, Russland

Copyright: Rob Lavinsky
Contribution: slugslayer 2006-04-12
Locality: Dal'negorsk (Dalnegorsk; Tetjuche) / Primorje, Region (Primorskiy Kray) / Ferner Osten, Föderationskreis / Russland
Manganaxinit
Views (File:
1216583376
): 1738
Manganaxinit
Iron Cap Mine, Graham Co., Arizona, USA;
Copyright: Eddy van der Meersche; Contribution: eschuhbauer
Collection: Lithothek der Münchener Micromounter, Collection number: B003990, Donator: eschuhbauer
Location: USA/Arizona/Graham Co./Aravaipa District/Landsman Camp/Iron Cap Mine
Mineral: Axinite-(Mn)
Image: 1216583376
Rating: 7 (votes: 3)
License: Creative Commons - Attribution (CC-BY) V.3.0
Manganaxinit (SNr: B003990)

Iron Cap Mine, Graham Co., Arizona, USA;
Collection: Lithothek der Münchener Micromounter
Copyright: Eddy van der Meersche
Contribution: eschuhbauer 2008-07-20
Locality: Iron Cap Mine / Landsman Camp / Aravaipa District / Graham Co. / Arizona / USA
Axinit-(Mn)
Views (File:
1262051288
): 1631
Axinit-(Mn)
Größe: 47x46x33 mm; Fundort: Dal'negorsk, Primorskiy Kray, Russland
Copyright: Rob Lavinsky; Contribution: slugslayer
Location: Russland/Ferner Osten, Föderationskreis/Primorje, Region (Primorskiy Kray)/Dal'negorsk (Dalnegorsk; Tetjuche)
Mineral: Axinite-(Mn)
Image: 1262051288
Rating: 5.5 (votes: 2)
License: Usage for Mineralienatlas project only
Axinit-(Mn)

Größe: 47x46x33 mm; Fundort: Dal'negorsk, Primorskiy Kray, Russland
Copyright: Rob Lavinsky
Contribution: slugslayer 2009-12-29
Locality: Dal'negorsk (Dalnegorsk; Tetjuche) / Primorje, Region (Primorskiy Kray) / Ferner Osten, Föderationskreis / Russland
Manganaxinit mit Johannsenit
Views (File:
1218134532
): 1201
Manganaxinit mit Johannsenit
Bildbreite: 7 mm; Fundort: Iron Cap Mine, Graham Co., Arizona, USA
Copyright: Leonardus; Contribution: slugslayer
Location: USA/Arizona/Graham Co./Aravaipa District/Landsman Camp/Iron Cap Mine
Mineral: Axinite-(Mn)
Image: 1218134532
Rating: 5 (votes: 2)
License: Usage for Mineralienatlas project only
Manganaxinit mit Johannsenit

Bildbreite: 7 mm; Fundort: Iron Cap Mine, Graham Co., Arizona, USA
Copyright: Leonardus
Contribution: slugslayer 2008-08-07
Locality: Iron Cap Mine / Landsman Camp / Aravaipa District / Graham Co. / Arizona / USA
Axinit-(Mn) und Rhodonit
Views (File:
1274815537
): 2261
Axinit-(Mn) und Rhodonit
Größe: 33x20 mm; Fundort: Proprietary Mine, Broken Hill, New South Wales, Australien
Copyright: Rock Currier; Contribution: slugslayer
Location: Australien/New South Wales/Yancowinna Co./Broken Hill/Broken Hill Proprietary Mine (Proprietary Mine; BHP Mine)
Mineral: Axinite-(Mn), Rhodonite
Image: 1274815537
Rating: 5 (votes: 1)
License: Usage for Mineralienatlas project only
Axinit-(Mn) und Rhodonit

Größe: 33x20 mm; Fundort: Proprietary Mine, Broken Hill, New South Wales, Australien
Copyright: Rock Currier
Contribution: slugslayer 2010-05-25
Locality: Broken Hill Proprietary Mine (Proprietary Mine; BHP Mine) / Broken Hill / Yancowinna Co. / New South Wales / Australien

You find additional Axinite-(Mn) specimen at the Geolitho Museum

Collectors Summary

Color gelb
Streak color weiß
Hardness (Mohs) 6.50 - 7.00
Solubility ++ HF, Säuren!
Crystal System triklin, P1

Chemism

Chemical formula

Ca2Mn2+Al2[BSi4O15]OH

Chemical composition

Aluminium, Calcium, Mangan, Silicium, Bor, Sauerstoff, Wasserstoff

Unit weight: 569.2105733 u; Number of atoms in the formula: 27

Info

Empirical formula:

Ca2MnAl2[BSi4O15]OH

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.18

1

3.70

1.0079470

1.0079470
Boron

B

1.90

1

3.70

10.8117000

10.8117000
Oxygen

O

44.97

16

59.26

15.9994300

255.9908800
Aluminium

Al

9.48

2

7.41

26.9815382

53.9630764
Silicon

Si

19.74

4

14.81

28.0855300

112.3421200
Calcium

Ca

14.08

2

7.41

40.0784000

80.1568000
Manganese

Mn

9.65

1

3.70

54.9380499

54.9380499

Analysis wt%

SiO2 : 41.66, B2O3 : 5.96, Al2O3 : 18.00, FeO : 3.27, MnO : 11.66, CaO : 18.08, H2O : 1.30 (Ref: American Mineralogist 72)

Strunz 9th edition incl. updates

9.BD.20

9: Silikate (Germanate)
B: Gruppensilikate (Sorosilikate)
D: Si2O7 Gruppen mit zusätzlichen Anionen; Kationen in tetrahedraler [4] und/oder anderer Koordination
20:Axinit-Gruppe

Lapis Classification

VIII/C.08-030

VIII: SILIKATE
C: Gruppensilikate
8: Gruppensilikate [Si2O7] 6-, mit tetraederfremden Anionen (O,OH,F); Axinit-Gruppe

Classification by Hölzel

9.BD.140

9: SILICATES
B: Sorosilicates
D: Axinite-Group

Dana 8th edition

56.02.02.03

56: Sorosilicates Sorosilicate Si2O7 Groups and O, OH, F. and H2O
02: Sorosilicates Sorosilicate Si2O7 Groups and O, OH, F. and H2O with cations in [4] and/or >[4] coordination
02: Axinite group

IMA status

Neudefinition von der CNMNC anerkannt

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Axinite group

Optical Properties

Color

gelb

Streak color

weiß

max. Birefringence

0.014
Birefringence chart\! Axinite-(Mn) title=Birefringence chart Axinite-(Mn)

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

1.678

RI value β

1.687

RI value γ / ε

1.692

Ri mean

1.686

2V angle

Biaxial (-) 75°~

Optical Data Luminescence

Color LW-UV (365nm)

  

rot

Color SW-UV (254nm)

  

rot

SW-UV Intensity

stark

Most Common Activator

Mn2+

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

triklin

Class (H-M)

1

Space Group number

2

Space Group

P1

Cell parameters a (Å)

7.161

Cell parameters b (Å)

9.190

Cell parameters c (Å)

8.978

Cell parameters a/b or c/a

0.779

Cell parameters c/b

0.977

Cell parameters α

88.27

Cell parameters β

81.80

Cell parameters γ

77.27

Z

2

Volumne (ų)

570.423

X-Ray Powder Diffraction

5.108(100),
3.469(50),
3.442(30),
3.167(40),
3.157(50),
3.015(30),
2.813(50),
2.807(50)
XRD chart Axinite-(Mn)

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

6.50 - 7.00

VHN (Hardness Vickers)

1110 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.30 (gemessen)

3.314 ( ρ calc. Mineralienatlas )

Instability

++ HF, Säuren!

(Co-)Type locality

(Co-)Type locality

Deutschland/Niedersachsen/Goslar, Landkreis/Bad Harzburg/Radautal/Köhlerloch am Schmalenberg

Deutschland/Harz

Preface

Author (Name, Year)

Fromme, 1909

References

American Mineralogist 89 (2004), 1763

IMA group assignments

Other languages

German

Axinit-(Mn)

Spanish

Axinita-(Mn)

English

Axinite-(Mn)

Russian

Аксинит-(Mn)

old name

German

Manganaxinit

Spanish

Manganaxinita

English

Manganaxinite

Tidying up mineral names: an IMA-CNMNC scheme for suffixes, hyphens and diacritical marks: Mineral. Record, 39 (2008), 131-135

French

Manganaxinite

Alternative Name

Esperanto

Manganaksinito

German

Manganseverginit

Spanish

Manganseverginita

English

Manganseverginite

German

Manganseveringit

Spanish

Manganseveringita

Manganseveringite

German

Severginit

Am. Mineral. 53 (1968), 1407 and 64 (1979), 1334.

Canadian Mineralogist Vol. 44, pp. 1557-1560 (2006).

Spanish

Severginita

English

Severginite

Am. Mineral. 53 (1968), 1407 and 64 (1979), 1334.

Canadian Mineralogist Vol. 44, pp. 1557-1560 (2006).

German

Sewerginit

CNMNC symbol

Symbol

Ax-Mn

Locations with GPS information