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Stottite

Pictures (3 Images total)

Stottit
Views (Image: 1423135638): 924
Stottit

Bildbreite: 2 mm; Fundort: Tsumeb Mine, Oshikoto (Otjikoto) Region, Namibia

Copyright: Stephan Wolfsried
Contribution: Hg 2015-02-05
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia
Stottit
Views (Image: 1404644576): 765
Stottit

Bildbreite: 3 mm; Fundort: Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia

Copyright: Stephan Wolfsried
Contribution: Hg 2014-07-06
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia
Stottit
Views (Image: 1360657203): 689
Stottit

Größe: 10 mm; Fundort: Tsumeb Mine, Otjikoto Region, Namibia

Copyright: Crystalclassics.co.uk
Contribution: slugslayer 2013-02-12
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia

Collectors Summary

Color braun, farblos, grün
Streak color grauweiß
Hardness (Mohs) 4.5
Crystal System tetragonal, P42/n

Chemism

Chem­ical formula

Fe2+Ge(OH)6

Chem­ical com­po­si­tion

Eisen, Germanium, Sauerstoff, Wasserstoff

Unit weight: 230.530462 u; Number of atoms in the formula: 14

Info

Empirical formula:

FeGe(OH)6

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.62

6

42.86

1.0079470

6.0476820

Oxygen

O

41.64

6

42.86

15.9994300

95.9965800

Iron

Fe

24.22

1

7.14

55.8452000

55.8452000

Germanium

Ge

31.51

1

7.14

72.6410000

72.6410000

Strunz 9th edi­tion incl. updates

4.FC.15

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
F: Hydroxide (ohne V oder U)
C: Hydroxide mit OH, ohne H2O; eckenverknüpfte Oktaeder
15:Stottit-Gruppe

Lapis Clas­sifica­tion

IV/F.17-040

IV: OXIDE
F: Hydroxide und oxidische Hydrate (wasserhaltige Oxide mit Schichtstruktur)
17: Stottit-Gruppe

Clas­sifica­tion by Hölzel

4.FD.230

4: OXIDES
F: Hydroxides and Hydrates (without V and U)
D: With Me~[X(OH)6], X=Sn,Ge,Sb
2: Stottite-Group

Dana 8th edi­tion

06.03.07.01

06: Hydroxides and Oxides Containing Hydroxyl
03: Hydroxides and Oxides Containing Hydroxyl with (OH)3 or (OH)6 groups
07: Wickmanite group (Tetragonal: P42/n)

IMA sta­tus

Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Perovskite supergroup  ⇒ Non-stoichiometric perovskites  ⇒ Stottite subgroup

Optical Properties

Color

braun, farblos, grün

Streak color

grauweiß

Diaphane­ity (Trans­parency)

transparent bis durchscheinend

max. Birefrin­gence

0.010

Birefringence chart\! Stottite title=Birefringence chart Stottite

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

1.738

RI value γ / ε

1.728

Ri mean

1.735

2V angle

Uniaxial (-)

Crystallography

Crystal Sys­tem

tetragonal

Class (H-M)

4/m

Space Group number

86

Space Group

P42/n

Cell param­e­ters a (Å)

7.594

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

7.488

Cell param­e­ters a/b or c/a

0.986

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

431.824

X-Ray Pow­der Diffrac­tion

3.767(100),
2.655(80),
2.171(60),
1.886(60),
1.687(70),
1.672(60),
1.538(60),
1.254(60)

XRD chart Stottite

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)

4.5

VHN (Hard­ness Vick­ers)

280 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.596 - 3.61 / Durchschnittlich = 3.6

3.546 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Namibia/Oshikoto (Otjikoto), Region/Tsumeb/Tsumeb Mine

Type mate­r­ial

Mineralogische Sammlungen Technische Universität Berlin

Col­lec­tion number of type mate­r­ial

86/61, 86/62 / Pult 16, 89-1

Par­a­ge­n­e­sis of type mate­r­ial

Primärerze

Preface

Name from

Christian Stott, einem ehemaligen Bergwerksdirektor in Tsumeb

Author (Name, Year)

Strunz & Söhnge & Geier, 1958

References

Handbook of Mineralogy (Anthony et al.), 3 (1997), 536

IMA group assignments



 
 
 
 
 
 

 
 
 
 
Fe3+Sn(OH)5O
kubisch
Pn3

 
 
 
 
NaSb(OH)6
tetragonal
P42/n

 
 
 
 
Fe2+Ge(OH)6
tetragonal
P42/n

 
 
 
 
Mn2+Sn4+(OH)6
 
 

Refresh list

Actuality: 16. May 2021 - 02:37:59

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Stottite

Fe2+Ge(OH)6

tetragonal : 4/m : P42/n

4.FC.15

Mopungite

NaSb(OH)6

tetragonal : 4/m : P42/n

4.FC.15

Jeanbandyite

Fe3+Sn(OH)5O

kubisch : m3 : Pn3

4.FC.15

Tetrawickmanite

Mn2+Sn4+(OH)6

4.FC.15

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Mopungite

NaSb(OH)6

tetragonal : 4/m : P42/n

IV/F.17-010

Tetrawickmanite

Mn2+Sn4+(OH)6

IV/F.17-020

Jeanbandyite

Fe3+Sn(OH)5O

kubisch : m3 : Pn3

IV/F.17-030

Stottite

Fe2+Ge(OH)6

tetragonal : 4/m : P42/n

IV/F.17-040

Eyselite

Fe3+Ge4+3O7(OH)

IV/F.17-050

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Tetrawickmanite

Mn2+Sn4+(OH)6

4.FD.200

Jeanbandyite

Fe3+Sn(OH)5O

kubisch : m3 : Pn3

4.FD.220

Stottite

Fe2+Ge(OH)6

tetragonal : 4/m : P42/n

4.FD.230

Burtite

CaSn4+(OH)6

kubisch : m3 : Pn3

4.FD.260

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Gibbsite

Al(OH)3

monoklin : 2/m : P21/n

06.03.01.01

Bayerite

Al(OH)3

monoklin : 2/m : P21/n

06.03.02.01

Nordstrandite

Al(OH)3

triklin : 1 : I1

06.03.03.01

Doyleite

Al(OH)3

triklin : 1 : P1

06.03.04.01

Dzhalindite

In(OH)3

kubisch : m3 : Im3

06.03.05.01

Söhngeite

Ga(OH)3

orthorhombisch : mm2 : Pmn21

06.03.05.02

Bernalite

Fe(OH)3

orthorhombisch : mmm : Pmmn

06.03.05.03

Wickmanite

Mn2+Sn4+(OH)6

06.03.06.01

Schoenfliesite

Mg[Sn(OH)6]

kubisch : m3 : Pn3

06.03.06.02

Natanite

Fe2+Sn4+(OH)6

kubisch : m3m : Pn3m

06.03.06.03

Vismirnovite

ZnSn4+(OH)6

kubisch : m3m : Pn3m

06.03.06.04

Burtite

CaSn4+(OH)6

kubisch : m3 : Pn3

06.03.06.05

Stottite

Fe2+Ge(OH)6

tetragonal : 4/m : P42/n

06.03.07.01

Tetrawickmanite

Mn2+Sn4+(OH)6

06.03.07.02

Jeanbandyite

Fe3+Sn(OH)5O

kubisch : m3 : Pn3

06.03.07.03

Mopungite

NaSb(OH)6

tetragonal : 4/m : P42/n

06.03.07.04

Jamborite

Ni2+1-xCo3+x(OH)2-x(SO4)x·nH2O

trigonal : 3m : R3m

06.03.08.01

Bottinoite

NiSb25+(OH)12·6H2O

trigonal : 3 : P3

06.03.09.01

Brandholzite

Mg[Sb5+(OH)6]2·6H2O

trigonal : 3 : P3

06.03.09.02

Other languages

German

Stottit

Spanish

Stottita

English

Stottite

French

Stottite

Russian

Стоттит

Simplified Chinese

羟锗铁矿

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

DeWikiPedia - search for: Stottit
Google-Bilder-Suche - search for: Stottit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Stottit

English pages

Mindat - search for: Stottite
Webmineral - search for:Stottite
Handbook-of-Mineralogy - search for: Stottite
RRUFF - Raman, XRD and other mineral data - search for: Stottite
RRUFF - References and PDF downloads - search for: Stottite
American-Mineralogist-Crystal-Structure-Database - search for: Stottite
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Russian pages

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German pages

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