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Biehlite

Pictures (3 Images total)

Biehlit
Views (Image: 1422530130): 555
Biehlit

Bildbreite: 7 mm; Fundort: Tsumeb Mine, Oshikoto (Otjikoto) Region, Namibia

Copyright: Stephan Wolfsried
Contribution: Hg 2015-01-29
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia
faseriger Biehlit
Views (Image: 1131923751): 1208
faseriger Biehlit

Größe: 20x17x08mm; Fundort: Tsumeb Mine, Namibia

Copyright: John Veevaert
Contribution: slugslayer 2005-11-14
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia
Biehlit
Views (Image: 1254062172): 1120
Biehlit

Größe: 10x10x05 mm; Fundort: Tsumeb Mine, Otjikoto Region, Namibia

Copyright: Jasun McAvoy
Contribution: slugslayer 2009-09-27
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia

Collectors Summary

Color weiß
Streak color weiß
Hardness (Mohs) soft
Cleavages split upon stress like asbestos in thinner fibres
Solubility +++ konzentrierte HCl, - verdünnte HCl
Crystal System monoklin, C2/c

Chemism

Chem­ical formula

(Sb3+,As3+)2[MoO6]

Chem­ical com­po­si­tion

Antimon, Arsen, Molybdän, Sauerstoff

Unit weight: 412.039531 u; Number of atoms in the formula: 9

Info

Empirical formula:

(Sb0.75As0.25)2[MoO6]

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

23.30

6

66.67

15.9994300

95.9965800

Arsenic

As

9.09

0.5

5.56

74.9216020

37.4608010

Molybdenum

Mo

23.28

1

11.11

95.9420000

95.9420000

Antimony

Sb

44.33

1.5

16.67

121.7601000

182.6401500

Anal­y­sis wt%

Sb2O3 : 60.99, As2O3 : 4.95, MoO3 : 33.76 (Ref: Neues Jahrbuch für Mineralogie, (Monatshefte) 2000)

Strunz 9th edi­tion incl. updates

4.DB.60

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
D: Metall: Sauerstoff = 1:2 und vergleichbare
B: Mit mittelgroßen [Kationen]: Ketten kantenverknüpfter Oktaeder
60:Biehlit-Gruppe

Lapis Clas­sifica­tion

VI/G.02-005

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
G: Molybdate [MoO4] 2- und Wolframate [WO4] 2-

Clas­sifica­tion by Hölzel

7.GB.420

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
G: Molybdates and Wolframates
B: Molybdates and Wolframates (+Anions -Water)

Dana 8th edi­tion

48.02.04.01

48: Anhydrous Molybdates and Tungstates
02: Anhydrous Molybdates and Tungstates where (A)2 XO4

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

weiß

Streak color

weiß

Diaphane­ity (Trans­parency)

durchscheinend

RI value α / ω / n

2.13

Ri mean

2.13

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

15

Space Group

C2/c

Cell param­e­ters a (Å)

18.076

Cell param­e­ters b (Å)

5.920

Cell param­e­ters c (Å)

5.083

Cell param­e­ters a/b or c/a

3.053

Cell param­e­ters c/b

0.859

Cell param­e­ters α

90°

Cell param­e­ters β

96.97

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

539.912

X-Ray Pow­der Diffrac­tion

5.622(60),
3.376(40),
3.104(60),
2.990(100),
2.960(100),
2.104(40),
1.962(30),
1.838(30)

XRD chart Biehlite

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)

soft

Density (g/cm³)

5.23 (berechnet)

5.069 ( ρ calc. Mineralienatlas )

Cleav­ages

split upon stress like asbestos in thinner fibres

Tenac­ity

flexibel

Insta­bil­ity

+++ konzentrierte HCl, - verdünnte HCl

(Co-)Type locality

(Co-)Type locality

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

Type mate­r­ial

Mineralogisches Museum der Universität Hamburg

Col­lec­tion number of type mate­r­ial

MMHH TS220 / Tresor des Museums

Par­a­ge­n­e­sis of type mate­r­ial

Anglesit, Wulfenit, Kupfererze

Preface

Author (Name, Year)

Schlüter & Klaska & Adiwidjaja & Friese & Gebhard, 2000

References

Neues Jahrbuch für Mineralogie, Monatshefte (2000), 234

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

Biehlite

(Sb3+,As3+)2[MoO6]

monoklin : 2/m : C2/c

4.DB.60

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

Biehlite

(Sb3+,As3+)2[MoO6]

monoklin : 2/m : C2/c

VI/G.02-005

Lindgrenite

Cu3(MoO4)2(OH)2

monoklin : 2/m : P21/n

VI/G.02-010

Cuprotungstite

Cu2+3(WO4)2(OH)2

tetragonal : 422 : P41212

VI/G.02-020

Markascherite

Cu3MoO4(OH)4

monoklin : 2/m : P21/m

VI/G.02-021

Szenicsite

Cu3[(OH)4|MoO4]

orthorhombisch : mmm : Pnnm

VI/G.02-022

Vergasovaite

Cu3[O|SO4|(Mo,S)O4]

orthorhombisch : mmm : Pnma

VI/G.02-025

Cupromolybdite

Cu3O(MoO4)2

orthorhombisch : mmm : Pnma

VI/G.02-027

Ferrimolybdite

Fe23+(Mo6+O4)3·7H2O

orthorhombisch : mm2, mmm : Pm21n, Pmmn

VI/G.02-030

Tancaite-(Ce)

FeCe(MoO4)3·3H2O

trigonal : 3 : R3

VI/G.02-040

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

Koechlinite

Bi2(Mo,W)O6

orthorhombisch : mm2 : Pna21

7.GB.400

Biehlite

(Sb3+,As3+)2[MoO6]

monoklin : 2/m : C2/c

7.GB.420

Tungstibite

Sb2WO6

orthorhombisch : 222 : P22121

7.GB.440

Russellite

Bi2WO6

orthorhombisch : mm2 : Pca21

7.GB.450

Schlegelite

Bi7O4(MoO4)2(AsO4)3

orthorhombisch : mmm : Pnca

7.GB.460

Chiluite

Bi3Te6+Mo6+O10.5

7.GB.480

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

Russellite

Bi2WO6

orthorhombisch : mm2 : Pca21

48.02.01.01

Koechlinite

Bi2(Mo,W)O6

orthorhombisch : mm2 : Pna21

48.02.02.01

Tungstibite

Sb2WO6

orthorhombisch : 222 : P22121

48.02.03.01

Biehlite

(Sb3+,As3+)2[MoO6]

monoklin : 2/m : C2/c

48.02.04.01

CNMNC (IMA)-Number

IMA 1999-019

IMA 1999-019a

CNMNC symbol

Symbol

Bhl

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Биелит

Mineral Dealer

German pages

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Crystal-Treasure.com - search for: Biehlit
Bosse - search for: Biehlit

Locations with GPS information