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Bannermanite (Bannermanite (of Hughes et al.))

Pictures (2 Images total)

Grigorievit mit Bannermanit
Views (File:
1578839972
): 711
Grigorievit mit Bannermanit
Aggregate von schwarzen, strahligen Grigorievit umgeben von braunem Bannermanit, Tolbachik, Kamtschatka, Russland; BB < 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Russland/Ferner Osten, Föderationskreis/Kamtschatka, Krai/Tolbachik-Vulkan
Mineral: Bannermanite, Grigorievite
Image: 1578839972
License: Usage for Mineralienatlas project only
Grigorievit mit Bannermanit

Aggregate von schwarzen, strahligen Grigorievit umgeben von braunem Bannermanit, Tolbachik, Kamtschatka, Russland; BB < 1 mm, analysiert
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-01-12
Locality: Tolbachik-Vulkan / Kamtschatka, Krai / Ferner Osten, Föderationskreis / Russland
Bannermanit
Views (File:
1616434592
): 244
Bannermanit
Bannermanit; "Liebenbergit-Fundstelle" bei; Agios Konstantinos,Laurion,Griechenland; BB: 2,5 cm
Copyright: Rockhounder; Contribution: Rockhounder
Collection: Rockhounder
Location: Griechenland/Attika (Attikí, Attica)/East Attica/Lavreotiki/Lavrion (Laurion), Schlackenfundstellen/Agios Konstantinos (Kamariza)/Liebenbergit-Fundstelle
Mineral: Bannermanite
Image: 1616434592
License: Usage for Mineralienatlas project only
Bannermanit

Bannermanit; "Liebenbergit-Fundstelle" bei; Agios Konstantinos,Laurion,Griechenland; BB: 2,5 cm
Collection: Rockhounder
Copyright: Rockhounder
Contribution: Rockhounder 2021-03-22
Locality: Liebenbergit-Fundstelle / Agios Konstantinos (Kamariza) / Lavrion (Laurion), Schlackenfundstellen / Lavreotiki / East Attica / Attika (Attikí, Attica) / Griechenland

Collectors Summary

Color schwarz
Streak color bräunlichschwarz
Solubility +++ HCl, HNO3
Crystal System monoklin, C2/m

Chemism

Chemical formula

(Na,K)xVx4+V6-x5+O15

Chemical composition

Natrium, Kalium, Sauerstoff, Vanadium

Analysis wt%

Ø Na2O : 3.03, K2O : 1.26, V2O4 : 10.36, V2O5 : 84.62 (Ref: American Mineralogist 83)

Strunz 9th edition incl. updates

4.HF.05

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
H: V[5,6] Vanadate
F: Gerüstvanadate (Tektovanadate)
05:Bannermanit-Gruppe

Lapis Classification

IV/G.13-010

IV: OXIDE
G: Vanadiumoxide (Polyvanadate mit V4+/5+)
13: Gerüstvanadate

Classification by Hölzel

4.GA.940

4: OXIDES
G: Vanadin, Uranyl Oxides and Hydroxides
A: Vanadin Oxides and Hydroxides, VBronzes
9: Other Bronze Types

Dana 8th edition

47.03.05.01

47: Vanadium Oxysalts
03: Vanadium Oxysalts (Hydrated)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

schwarz

Streak color

bräunlichschwarz

RI value α / ω / n

2.2

Ri mean

2.2

2V angle

Biaxial

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

12

Space Group

C2/m

Cell parameters a (Å)

15.413

Cell parameters b (Å)

3.615

Cell parameters c (Å)

10.066

Cell parameters a/b or c/a

4.264

Cell parameters c/b

2.785

Cell parameters α

90°

Cell parameters β

109.28

Cell parameters γ

90°

Z

2

Volume (ų)

529.402

X-Ray Powder Diffraction

9.49(80),
7.25(100),
4.75(60),
3.380(90),
3.202(70),
3.065(70),
2.920(60),
1.805(70)
XRD chart Bannermanite

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

3.5

Instability

+++ HCl, HNO3

(Co-)Type locality

(Co-)Type locality

El Salvador/Sonsonate, Department/Izalco Vulkan

Preface

Author (Name, Year)

Hughes & Finger, 1983

References

American Mineralogist 68 (1983), 634

Other languages

German

Bannermanit

Spanish

Bannermanita

English

Bannermanite

French

Bannermanite

Russian

Баннерманит

Japanese

ﾊﾞﾝﾅｰﾏﾝ石

Alternative Name

Bannermanite (of Hughes et al.)

Bannermanite (of Hughes et al.)

CNMNC (IMA)-Number

IMA 1980-010

CNMNC symbol

Symbol

Bnm

Locations with GPS information

IDs

GUSID (Global unique identifier short form) HxXO7jvtEkuWbwUMH-CWHQ
GUID (Global unique identifier) EECE151F-ED3B-4B12-966F-050C1FE0961D
Database ID 279