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Kombatite (Kombatit)

Pictures (4 Images total)

Kombatit (gelb) mit Hausmannit
Views (File:
1364914166
): 1041
Kombatit (gelb) mit Hausmannit
Kombat Mine,Grootfontein/Namibia; Bildbreite ca.3 mm
Copyright: Haubi; Contribution: Haubi
Collection: Haubi
Location: Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine
Mineral: Kombatite
Image: 1364914166
License: Usage for Mineralienatlas project only
Kombatit (gelb) mit Hausmannit

Kombat Mine,Grootfontein/Namibia; Bildbreite ca.3 mm
Collection: Haubi
Copyright: Haubi
Contribution: Haubi 2013-04-02
Locality: Kombat Mine / Grootfontein, Kreis / Otjozondjupa, Region / Namibia
blockiger gelber Kombatit
Views (File:
1598451145
): 235
blockiger gelber Kombatit
Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine, BB = 1,9 mm
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A043050, Donator: anatase2
Location: Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine
Mineral: Kombatite
Image: 1598451145
License: Usage for Mineralienatlas project only
blockiger gelber Kombatit (SNr: A043050)

Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine, BB = 1,9 mm
Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2020-08-26
Locality: Kombat Mine / Grootfontein, Kreis / Otjozondjupa, Region / Namibia
Kombatit
Views (File:
1659424178
): 52
Kombatit
Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine. Bildbreite 0,6 mm; Oberflächlich betrachtet ist der Kristall scheinbar trigonal.
Copyright: Ulrich Baumgärtl; Contribution: Ulrich Baumgärtl
Collection: Ulrich Baumgärtl
Location: Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine
Mineral: Kombatite
Image: 1659424178
License: Usage for Mineralienatlas project only
Kombatit

Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine. Bildbreite 0,6 mm; Oberflächlich betrachtet ist der Kristall scheinbar trigonal.
Collection: Ulrich Baumgärtl
Copyright: Ulrich Baumgärtl
Contribution: Ulrich Baumgärtl 2022-08-02
Locality: Kombat Mine / Grootfontein, Kreis / Otjozondjupa, Region / Namibia
Kombatit, Hausmannit
Views (File:
1659425317
): 40
Kombatit, Hausmannit
Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine. Bildbreite 1,2 mm
Copyright: Ulrich Baumgärtl; Contribution: Ulrich Baumgärtl
Collection: Ulrich Baumgärtl
Location: Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine
Mineral: Kombatite
Image: 1659425317
License: Usage for Mineralienatlas project only
Kombatit, Hausmannit

Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine. Bildbreite 1,2 mm
Collection: Ulrich Baumgärtl
Copyright: Ulrich Baumgärtl
Contribution: Ulrich Baumgärtl 2022-08-02
Locality: Kombat Mine / Grootfontein, Kreis / Otjozondjupa, Region / Namibia

You find additional specimen at the Geolitho Museum

Collectors Summary

Color hellgelb
Streak color hellgelb
Hardness (Mohs) 2.5
Crystal System monoklin, C2/c

Chemism

Chemical formula

Pb14(VO4)2O9Cl4

Chemical composition

Blei, Chlor, Sauerstoff, Vanadium

Unit weight: 3416.62613 u; Number of atoms in the formula: 37

Info

Empirical formula:

Pb14(VO4)2O9Cl4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

7.96

17

45.95

15.9994300

271.9903100
Chlorine

Cl

4.15

4

10.81

35.4532000

141.8128000
Vanadium

V

2.98

2

5.41

50.9415100

101.8830200
Lead

Pb

84.91

14

37.84

207.2100000

2,900.9400000

Analysis wt%

PbO : 92.40, V2O5 : 5.90, Cl : 4.20 (Ref: Neues Jahrbuch für Mineralogie, (Monatshefte) 86)

Strunz 9th edition incl. updates

8.BO.20

8: Phosphate, Arsenate, Vanadate
B: Phosphate, etc., mit weitere Anionen, ohne H2O
O: Mit ausschließlich [Kationen] (OH, etc.):RO4 ≥ 1:1
20:Sahlinit-Gruppe

Lapis Classification

III/D.10-180

III: HALOGENIDE (Fluoride, Chloride, Bromide, Jodide)
D: Oxihalogenide
10: Oxihalogenide mit Pb-Bi-Sb und verwandte Verbindungen

Classification by Hölzel

8.BP.250

8: PHOSPHATES ARSENATES VANADATES
B: Phosphates (+Anions -Water)
P: Other Phosphates with large Cations
2: very large: 2 Spodiosite-Group

Dana 8th edition

41.01.04.02

41: Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
01: Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen where (A++)m (XO4)p Zq, with m:p>4:1

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

hellgelb

Streak color

hellgelb

Diaphaneity (Transparency)

durchscheinend

RI value α / ω / n

1.90>

RI value β

1.90>

RI value γ / ε

1.90>

2V angle

Biaxial (-) nd

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

15

Space Group

C2/c

Cell parameters a (Å)

12.682

Cell parameters b (Å)

22.566

Cell parameters c (Å)

11.279

Cell parameters a/b or c/a

0.562

Cell parameters c/b

0.500

Cell parameters α

90°

Cell parameters β

118.12

Cell parameters γ

90°

Z

4

Volume (ų)

2846.84

X-Ray Powder Diffraction

3.006(100),
2.958(100),
2.812(100),
2.253(70),
2.011(40),
1.989(50),
1.756(70),
1.590(60)
XRD chart Kombatite

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)

2.5

VHN (Hardness Vickers)

53 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

7.979 (berechnet)

7.971 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine

Preface

Name from

der Typlokalität
Malcolm Southwood, Paul Carr: The Where of Mineral Names: Kombatite, Kombat Mine, Grootfontein, Otjozondjupa Region, Namibia. Rocks & Minerals Vol. 98, Nr. 3 (2023) S. 282-289.

Author (Name, Year)

Rouse & Dunn & Innes, 1986

References

Neues Jahrbuch für Mineralogie, Monatshefte (1986), 519.

Malcolm Southwood, Paul Carr: The Where of Mineral Names: Kombatite, Kombat Mine, Grootfontein, Otjozondjupa Region, Namibia. Rocks & Minerals Vol. 98, Nr. 3 (2023) S. 282-289.

Other languages

German

Kombatit

Spanish

Kombatita

French

Kombatite

English

Kombatite

Russian

Комбатит

CNMNC (IMA)-Number

IMA 1985-056

CNMNC symbol

Symbol

Kb

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 0DHD1a2za0qAM2tmMJAbyw
GUID (Global unique identifier) D5C331D0-B3AD-4A6B-8033-6B6630901BCB
Database ID 2024