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Guanajuatite

Pictures (2 Images total)

Guanajuatit
Views (Image: 1258124594): 1530
Guanajuatit

Größe: 2,4 x 1,4 x 1,1 cm, Fundort: Santa Catarina Mine, Mun. de Guanajuato, Guanajuato, Mexiko.

Copyright: Rob Lavinsky
Contribution: thdun5 2009-11-13
Locality: Santa Catarina Mine / Sierra de Santa Rosa / Guanajuato, Municipio / Guanajuato / Mexiko
Guanajuatit mit Bohdanowiczit und Naumannit
Views (Image: 1586959759): 655
Guanajuatit mit Bohdanowiczit und Naumannit

graumetallische Aggreagte von Guanajuatit mit Bohdanowiczit und Naumannit, Grube Clara, Oberwolfach, Schwarzwald, Baden-Württemberg; BB < 1 cm, analysiert

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-04-15
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland

Collectors Summary

Color bläulich grau
Streak color grau
Lustre Metallglanz
Hardness (Mohs) 2.5 - 3.5
Fracture teilbar
Solubility ++ warmes Königswasser
Crystal System orthorhombisch, Pbnm

Chemism

Chem­ical formula

Bi2Se3

Chem­ical com­po­si­tion

Bismut, Selen

Unit weight: 654.849764 u; Number of atoms in the formula: 5

Info

Empirical formula:

Bi2Se3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Selenium

Se

36.17

3

60.00

78.9630000

236.8890000

Bismuth

Bi

63.83

2

40.00

208.9803820

417.9607640

Anal­y­sis wt%

Bi : 68.12, Se : 24.81, S : 5.64 (Ref: Geol.Soc.Am.Mem.62)

Strunz 9th edi­tion incl. updates

2.DB.05

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
D: Metallsulfide mit M:S = 3:4 und 2:3
B: M:S = 2:3
05:Stibnit-Gruppe

Lapis Clas­sifica­tion

II/D.08-050

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
D: Sulfide mit Metall : S,Se,Te < 1:1

Clas­sifica­tion by Hölzel

2.DB.130

2: SULFIDES
D: With Me/S <1/1 and >1/2
B: Me/S=2/3
1: Stibnite-Group

Dana 8th edi­tion

02.11.02.04

02: Sulfide Minerals
11: Sulfides - Including Selenides and Tellurides where Am Bn Xp, with (m+n):p=2:3
02: Stibnite Group (Orthorhombic: Pbnm)

IMA sta­tus

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

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

bläulich grau

Streak color

grau

Diaphane­ity (Trans­parency)

opak

Lus­tre

Metallglanz

Optical Data Luminescence

Lumi­nes­cence

keine Fluoreszenz bekannt

Crystallography

Crystal Sys­tem

orthorhombisch

Class (H-M)

mmm

Space Group number

62

Space Group

Pbnm

Cell param­e­ters a (Å)

11.32

Cell param­e­ters b (Å)

11.48

Cell param­e­ters c (Å)

4.17

Cell param­e­ters a/b or c/a

0.986

Cell param­e­ters c/b

0.363

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

541.907

X-Ray Pow­der Diffrac­tion

3.62(100),
3.17(90),
2.87(40),
2.57(30),
2.29(30),
1.98(40),
1.768(20),
1.588(20)

XRD chart Guanajuatite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

2.5 - 3.5

VHN (Hard­ness Vick­ers)

68 (10g)

Density (g/cm³)

8.21 (berechnet) 6.6 (gemessen)

8.026 ( ρ calc. Mineralienatlas )

Frac­ture

teilbar

Insta­bil­ity

++ warmes Königswasser

Preface

Author (Name, Year)

Fernandez, 1873

References

Handbook of Mineralogy (Anthony et al.), 1 (1990), 197

American Journal of Science and Arts 113 (1877), 319

Kristallografiya 18 (1973), 173

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

Stibnite

Sb2S3

orthorhombisch : mmm : Pbnm

2.DB.05

Bismuthinite

Bi2S3

orthorhombisch : mmm : Pbnm

2.DB.05

Guanajuatite

Bi2Se3

orthorhombisch : mmm : Pbnm

2.DB.05

Metastibnite

Sb2S3

amorph

2.DB.05

Antimonselite

Sb2Se3

orthorhombisch : mmm : Pbnm

2.DB.05

Pääkkönenite

Sb2AsS2

monoklin : 2/m : C2/m

2.DB.05

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

Pääkkönenite

Sb2AsS2

monoklin : 2/m : C2/m

II/D.08-010

Stibnite

Sb2S3

orthorhombisch : mmm : Pbnm

II/D.08-020

Antimonselite

Sb2Se3

orthorhombisch : mmm : Pbnm

II/D.08-025

Metastibnite

Sb2S3

amorph

II/D.08-030

Bismuthinite

Bi2S3

orthorhombisch : mmm : Pbnm

II/D.08-040

Guanajuatite

Bi2Se3

orthorhombisch : mmm : Pbnm

II/D.08-050

Ottemannite

Sn2S3

orthorhombisch : mmm : Pnam

II/D.08-060

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

Stibnite

Sb2S3

orthorhombisch : mmm : Pbnm

2.DB.100

Metastibnite

Sb2S3

amorph

2.DB.105

Antimonselite

Sb2Se3

orthorhombisch : mmm : Pbnm

2.DB.110

Bismuthinite

Bi2S3

orthorhombisch : mmm : Pbnm

2.DB.120

Guanajuatite

Bi2Se3

orthorhombisch : mmm : Pbnm

2.DB.130

Paraguanajuatite

Bi2(Se,S)3

trigonal : 3m : R3m

2.DB.150

Pääkkönenite

Sb2AsS2

monoklin : 2/m : C2/m

2.DB.160

Ottemannite

Sn2S3

orthorhombisch : mmm : Pnam

2.DB.170

Suredaite

PbSnS3

orthorhombisch : mmm : Pnma

2.DB.180

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

Orpiment

As2S3

monoklin : 2/m : P21/n

02.11.01.01

Getchellite

AsSbS3

monoklin : 2/m : P21/a

02.11.01.02

Stibnite

Sb2S3

orthorhombisch : mmm : Pbnm

02.11.02.01

Antimonselite

Sb2Se3

orthorhombisch : mmm : Pbnm

02.11.02.02

Bismuthinite

Bi2S3

orthorhombisch : mmm : Pbnm

02.11.02.03

Guanajuatite

Bi2Se3

orthorhombisch : mmm : Pbnm

02.11.02.04

Metastibnite

Sb2S3

amorph

02.11.03.01

Wakabayashilite

[(As,Sb)6S9][As4S5]

orthorhombisch : mm2 : Pna21

02.11.04.01

Pääkkönenite

Sb2AsS2

monoklin : 2/m : C2/m

02.11.05.01

Laphamite

As2Se3

monoklin : 2/m : P21/n

02.11.06.01

Tetradymite

Bi2Te2S

trigonal : 3m : R3m

02.11.07.01

Tellurobismuthite

Bi2Te3

02.11.07.02

Tellurantimony

Sb2Te3

trigonal : 3m : R3m

02.11.07.03

Paraguanajuatite

Bi2(Se,S)3

trigonal : 3m : R3m

02.11.07.04

Kawazulite

Bi2(Te,Se,S)3

trigonal : 3m : R3m

02.11.07.05

Skippenite

Bi2Se2(Te,S)

trigonal : 3m : R3m

02.11.07.06

Montbrayite

(Au,Ag,Sb,Bi,Pb)23(Te,Sb,Bi,Bi,Pb)38

triklin : 1 : P1

02.11.08.01

Ottemannite

Sn2S3

orthorhombisch : mmm : Pnam

02.11.09.01

Alternative Name

Castillite

Castillite (of Domeyko)

Frenzelit

Frenzelita

Frenzelite

Selenobismutite

Selenobismutite (of Vernadsky)

Selenwismutglanz

Selenwismuthglanz

CNMNC symbol

Symbol

Gj

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Гуанахуатит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Guanajuatit
Crystal-Treasure.com - search for: Guanajuatit
Bosse - search for: Guanajuatit

Locations with GPS information