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Axinite-(Mn)

Pictures (20 Images total)

Rhodonit und Axinit-Mn
Views (File:
1274622759
): 5186
Rhodonit und Axinit-Mn
Größe: 37x30x19 mm; Fundort: Pachapaqui, Provinz Bolognesi, Region Ancash, Peru
Copyright: Rob Lavinsky; Contribution: Philip Blümner
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: Philip Blümner 2010-05-23
Locality: Pachapaqui / Aquia, Distrikt / Bolognesi, Provinz / Ancash, Region / Peru
Manganaxinit XX
Views (File:
1144800094
): 1794
Manganaxinit XX
Größe: 10,6x9,1x6,2cm; Fundort: Dal'negorsk, Russland
Copyright: Rob Lavinsky; Contribution: Philip Blümner
Location: Russland/Ferner Osten, Föderationskreis/Primorje (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: Philip Blümner 2006-04-12
Locality: Dal'negorsk (Dalnegorsk; Tetjuche) / Primorje (Primorskiy), Kray / Ferner Osten, Föderationskreis / Russland
Manganaxinit
Views (File:
1216583376
): 1777
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
): 1684
Axinit-(Mn)
Größe: 47x46x33 mm; Fundort: Dal'negorsk, Primorskiy Kray, Russland
Copyright: Rob Lavinsky; Contribution: Philip Blümner
Location: Russland/Ferner Osten, Föderationskreis/Primorje (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: Philip Blümner 2009-12-29
Locality: Dal'negorsk (Dalnegorsk; Tetjuche) / Primorje (Primorskiy), Kray / Ferner Osten, Föderationskreis / Russland
Manganaxinit mit Johannsenit
Views (File:
1218134532
): 1240
Manganaxinit mit Johannsenit
Bildbreite: 7 mm; Fundort: Iron Cap Mine, Graham Co., Arizona, USA
Copyright: Leonardus; Contribution: Philip Blümner
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: Philip Blümner 2008-08-07
Locality: Iron Cap Mine / Landsman Camp / Aravaipa District / Graham Co. / Arizona / USA

You find additional 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

Volume (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!

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

IDs

GUSID (Global unique identifier short form) iI58j5Kk7kG07UG9hPVcLQ
GUID (Global unique identifier) 8F7C8E88-A492-41EE-B4ED-41BD84F55C2D
Database ID 2355