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Cervantite

Pictures (32 Images total)

Cervantit
Views (Image: 1558713000): 472
Cervantit

Grube Clara, Oberwolfach, Schwarzwald, Bildbreite 3,5 mm

Collection: Ferdinand Messner
Copyright: Reinhold
Contribution: Reinhold 2019-05-24
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Cervantit
Views (Image: 1520623960): 643
Cervantit

Italien/Toskana (Toscana)/Siena, Provinz/Chiusdino/Le Cetine di Cotorniano Mine; BB-3cm-büschelig,nadelig,gelb auf Quarz

Collection: anatase2
Copyright: Joerg M.
Contribution: anatase2 2018-03-09
Locality: Le Cetine di Cotorniano Mine / Chiusdino / Siena, Provinz / Toskana (Toscana) / Italien
Cervantit
Views (Image: 1319623953): 2718, Rating: 8.3
Cervantit

Größe: 3,4 mm; Fundort: Le Cetine di Cotorniano Mine, Chiusdino, Provinz Siena, Toskana, Italien

Copyright: Enrico Bonacina
Contribution: Hg 2011-10-26
Locality: Le Cetine di Cotorniano Mine / Chiusdino / Siena, Provinz / Toskana (Toscana) / Italien
Cervantit
Views (Image: 1221824736): 1266
Cervantit

Bildbreite: 4 mm; Fundort: Grube Clara, Wolfach, Schwarzwald, Deutschland

Copyright: Stephan Wolfsried
Contribution: Hg 2008-09-19
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Cervantit
Views (Image: 1288575862): 2556
Cervantit

Bildbreite: 2,7mm, Fundort: Grube Clara, Wolfach, Schwarzwald, Deutschland

Collection: Wilhelm Göbel
Copyright: loparit
Contribution: loparit 2010-11-01
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Cervantit
Views (Image: 1163890415): 1378
Cervantit

Bildbreite: 4 mm; Fundort Grube Clara, Wolfach, Schwarzwald

Copyright: Stephan Wolfsried
Contribution: Hg 2006-11-18
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland

Collectors Summary

Color gelb, gelblich orange, weiß, cremfarben
Streak color hellgelb
Hardness (Mohs) 4.5
Solubility +++ HCl, Königswasser
Crystal System orthorhombisch, Pna21

Chemism

Chem­ical formula

Sb3+Sb5+O4

Chem­ical com­po­si­tion

Antimon, Sauerstoff

Unit weight: 307.51792 u; Number of atoms in the formula: 6

Info

Empirical formula:

SbSbO4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

20.81

4

66.67

15.9994300

63.9977200

Antimony

Sb

79.19

2

33.33

121.7601000

243.5202000

Anal­y­sis wt%

Sb2O3 : 47.40, Sb2O5 : 52.60 (Ref: berechnet)

Strunz 9th edi­tion incl. updates

4.DE.30

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
D: Metall: Sauerstoff = 1:2 und vergleichbare
E: Mit mittelgroßen [Kationen]; Mit verschiedenen Polyedern
30:Stibiotantalit-Gruppe

Lapis Clas­sifica­tion

IV/D.25-010

IV: OXIDE
D: Oxide mit Verhältnis Metall : Sauerstoff = 1:2 (MO2 und verwandte Verbindungen)
25: Stibiotantalit-Gruppe

Clas­sifica­tion by Hölzel

4.DK.100

4: OXIDES
D: Dioxides
K: Other Niobates, Tantalates
1: Cervantite-Group

Dana 8th edi­tion

04.04.16.01

04: Oxide Minerals
04: Simple Oxides with a cation charge of 4+ (A++++ O2)

IMA sta­tus

Neudefinition von der CNMNC anerkannt

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

gelb, gelblich orange, weiß, cremfarben

Streak color

hellgelb

Diaphane­ity (Trans­parency)

transparent bis durchscheinend

max. Birefrin­gence

0.21

Birefringence chart\! Cervantite title=Birefringence chart Cervantite

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

1.83

RI value γ / ε

2.04

2V angle

Biaxial (-) sm

Crystallography

Crystal Sys­tem

orthorhombisch

Class (H-M)

mm2

Space Group number

33

Space Group

Pna21

Cell param­e­ters a (Å)

4.79

Cell param­e­ters b (Å)

5.43

Cell param­e­ters c (Å)

11.73

Cell param­e­ters a/b or c/a

0.882

Cell param­e­ters c/b

2.160

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

305.094

X-Ray Pow­der Diffrac­tion

3.445(30),
3.073(100),
2.942(40),
2.651(20),
2.404(20),
1.862(20),
1.781(20),
1.723(20)

XRD chart Cervantite

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)

6.4 - 6.6 / Durchschnittlich = 6.5

6.695 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ HCl, Königswasser

Preface

Author (Name, Year)

Dana, 1850

References

Handbook of Mineralogy (Anthony et al.), 3 (1997), 108

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

Cervantite

Sb3+Sb5+O4

orthorhombisch : mm2 : Pna21

4.DE.30

Kyawthuite

Bi3+Sb5+O4

monoklin : 2/m : I2/c

4.DE.30

Stibiocolumbite

SbNbO4

orthorhombisch : mm2 : Pc21n

4.DE.30

Stibiotantalite

Sb3+TaO4

orthorhombisch : mm2 : Pc21n

4.DE.30

Bismutocolumbite

Bi(Nb,Ta)O4

orthorhombisch : mmm : Pcnn

4.DE.30

Bismutotantalite

Bi(Ta,Nb)O4

orthorhombisch : mmm : Pcnn

4.DE.30

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

Clinocervantite

Sb3+Sb5+O4

monoklin : 2/m : C2/c

IV/D.25-005

Cervantite

Sb3+Sb5+O4

orthorhombisch : mm2 : Pna21

IV/D.25-010

Stibiocolumbite

SbNbO4

orthorhombisch : mm2 : Pc21n

IV/D.25-020

Stibiotantalite

Sb3+TaO4

orthorhombisch : mm2 : Pc21n

IV/D.25-030

Bismutocolumbite

Bi(Nb,Ta)O4

orthorhombisch : mmm : Pcnn

IV/D.25-035

Bismutotantalite

Bi(Ta,Nb)O4

orthorhombisch : mmm : Pcnn

IV/D.25-040

Chiluite

Bi3Te6+Mo6+O10.5

IV/D.25-070

Gelosaite

BiMo6+(2-5x)Mo5+6xO7(OH)·H2O {0≤x≤0.4}

monoklin : 2/m : P21/n

IV/D.25-075

Mambertiite

BiMo5+2.80O8(OH)

triklin : 1 : P1

IV/D.25-077

Sardignaite

BiMo2O7(OH)·2H2O

monoklin : 2/m : P21/m

IV/D.25-080

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

Cervantite

Sb3+Sb5+O4

orthorhombisch : mm2 : Pna21

4.DK.100

Clinocervantite

Sb3+Sb5+O4

monoklin : 2/m : C2/c

4.DK.105

Stibiocolumbite

SbNbO4

orthorhombisch : mm2 : Pc21n

4.DK.110

Stibiotantalite

Sb3+TaO4

orthorhombisch : mm2 : Pc21n

4.DK.120

Bismutotantalite

Bi(Ta,Nb)O4

orthorhombisch : mmm : Pcnn

4.DK.130

Bismutocolumbite

Bi(Nb,Ta)O4

orthorhombisch : mmm : Pcnn

4.DK.140

Rosiaite

PbSb2O6

trigonal : 3m : P31m

4.DK.150

Alumotantite

AlTaO4

orthorhombisch : mmm : Pbcn

4.DK.160

Simpsonite

Al4Ta3O13(OH)

trigonal : 3 : P3

4.DK.180

Bahianite

Al5Sb5+3O14(OH)2

monoklin : 2/m : C2/m

4.DK.190

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

Akhtenskite

Mn4+O2

hexagonal : 6/mmm : P63/mmc

04.04.10.01

Paramontroseite

VO2

orthorhombisch : mmm : Pbnm

04.04.11.01

Cerianite-(Ce)

CeO2

kubisch : m3m : Fm3m

04.04.12.01

Tazheranite

(Zr,Ti,Ca)O2

kubisch : m3m, 43m : Fm3m, P43m

04.04.13.01

Srilankite

(Ti,Zr)O2

orthorhombisch : mmm : Pbcn

04.04.13.02

Baddeleyite

ZrO2

monoklin : 2/m : P21/c

04.04.14.01

Tugarinovite

MoO2

monoklin : 2/m : P21/c

04.04.15.01

Cervantite

Sb3+Sb5+O4

orthorhombisch : mm2 : Pna21

04.04.16.01

Clinocervantite

Sb3+Sb5+O4

monoklin : 2/m : C2/c

04.04.16.02

Huanzalaite

MgWO4

monoklin : 2/m : P2/c

04.04.16.04

Lenoblite

V4+2O4·2H2O

orthorhombisch : 222 : P212121

04.04.17.01

Alternative Name

Acide antimonieux

Antimonial Ochre

Antimonous Acid

Antimony Ochre

German

Gelbantimonerz

Traditional Chinese

銻赭石

Simplified Chinese

锑赭石

CNMNC symbol

Symbol

Cvn

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

German pages

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

English pages

Mindat - search for: Cervantite
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Handbook-of-Mineralogy - search for: Cervantite
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RRUFF - References and PDF downloads - search for: Cervantite
American-Mineralogist-Crystal-Structure-Database - search for: Cervantite
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Russian pages

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