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Fluocerite-(Ce)

Pictures (4 Images total)

Fluocerit-(Ce)
Views (File:
1178815270
): 2123
Fluocerit-(Ce)
Bildbreite: 2 mm; Fundort: Grube Clara, Wolfach, Schwarzwald
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Oberwolfach/Grube Clara
Mineral: Fluocerite-(Ce)
Image: 1178815270
Rating: 8 (votes: 2)
License: Usage for Mineralienatlas project only
Fluocerit-(Ce)  D

Bildbreite: 2 mm; Fundort: Grube Clara, Wolfach, Schwarzwald
Copyright: Stephan Wolfsried
Contribution: Hg 2007-05-10
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
gelbe Fluocerit-(Ce)-Körner in Kryolith
Views (File:
1209495509
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gelbe Fluocerit-(Ce)-Körner in Kryolith
Größe: 6 x 4 x 3 cm; Fundort: Katugin Ta-­Nb-Lagerstätte, Chitinskaya Oblast, Transbaikalia, östliches Sibirien, Russland
Copyright: Pavel M. Kartashov; Contribution: Philip Blümner
Collection: Pavel Kartashov
Location: Russland/Sibirien, Föderationskreis/Transbaikalien, Region (Zabaykalsky Krai)/Katugin Ta-Nb-Lagerstätte (Katuginskoye)
Mineral: Fluocerite-(Ce)
Image: 1209495509
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
gelbe Fluocerit-(Ce)-Körner in Kryolith

Größe: 6 x 4 x 3 cm; Fundort: Katugin Ta-­Nb-Lagerstätte, Chitinskaya Oblast, Transbaikalia, östliches Sibirien, Russland
Collection: Pavel Kartashov
Copyright: Pavel M. Kartashov
Contribution: Philip Blümner 2008-04-29
Locality: Katugin Ta-Nb-Lagerstätte (Katuginskoye) / Transbaikalien, Region (Zabaykalsky Krai) / Sibirien, Föderationskreis / Russland
gelber Fluocerit-(Ce)
Views (File:
1217396165
): 1283
gelber Fluocerit-(Ce)
Bildbreite: 15 mm; Fundort: Black Cloud Mine, Teller Co., Colorado, USA
Copyright: Leonardus; Contribution: Philip Blümner
Location: USA/Colorado/Teller Co./Black Cloud Mine (Black-Cloud-Pegmatit)
Mineral: Fluocerite-(Ce)
Image: 1217396165
Rating: 4 (votes: 1)
License: Usage for Mineralienatlas project only
gelber Fluocerit-(Ce)

Bildbreite: 15 mm; Fundort: Black Cloud Mine, Teller Co., Colorado, USA
Copyright: Leonardus
Contribution: Philip Blümner 2008-07-30
Locality: Black Cloud Mine (Black-Cloud-Pegmatit) / Teller Co. / Colorado / USA
Fluocerit-(Ce) ?
Views (File:
1588491929
): 439
Fluocerit-(Ce) ?
⚒ Clara, Oberwolfach, Ortenaukreis, Freiburg, Baden-Württemberg, DE; Bildbreite ca. 0,5mm; Funddatum vermutlich 04.1995; auf Quarz; Stack aus 603 Bildern; Mitutoyo 20x 0.41 an Rynox DCR 150 mit Balgen an Canon EOS M6 Mark II; ehemalige Sammlung Walter Graß
Copyright: Stefan; Contribution: Stefan
Collection: Stefan, Collection number: WMXTvDuFRiS9H29guCofkg
Location: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Oberwolfach/Grube Clara
Mineral: Fluocerite-(Ce)
Image: 1588491929
License: Usage for Mineralienatlas project only
Fluocerit-(Ce) ? (SNr: WMXTvDuFRiS9H29guCofkg)

⚒ Clara, Oberwolfach, Ortenaukreis, Freiburg, Baden-Württemberg, DE; Bildbreite ca. 0,5mm; Funddatum vermutlich 04.1995; auf Quarz; Stack aus 603 Bildern; Mitutoyo 20x 0.41 an Rynox DCR 150 mit Bal...
Collection: Stefan
Copyright: Stefan
Contribution: Stefan 2020-05-03
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland

You find additional specimen at the Geolitho Museum

Collectors Summary

Color blass wachsgelb, gelblichbraun, rötlichbraun
Streak color gelb weiß
Hardness (Mohs) 4.5
Solubility +++ H2SO4, - andere Säuren
Crystal System trigonal, P3c1

Chemism

Chemical formula

(Ce,La)F3

Chemical composition

Cerium, Lanthanum, Fluor

Unit weight: 196.80866475 u; Number of atoms in the formula: 4

Info

Empirical formula:

(Ce0.75La0.25)F3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Fluorine

F

28.96

3

75.00

18.9984033

56.9952098
Lanthanum

La

17.64

0.25

6.25

138.9055200

34.7263800
Cerium

Ce

53.40

0.75

18.75

140.1161000

105.0870750

Strunz 9th edition incl. updates

3.AC.15

3: Halide (Fluoride, Chloride, Bromide, Iodide)
A: Einfache Halogenide ohne H2O
C: M:X = 1:3
15:Fluocerit-Gruppe

Lapis Classification

III/A.10-020

III: HALOGENIDE (Fluoride, Chloride, Bromide, Jodide)
A: Einfache Halogenide
10: Wasserfrei, Metall : Halogen = 1:2, 1:3

Classification by Hölzel

3.AC.200

3: HALIDES
A: Simple Halides without H2O
C: Me/X=1/3

Dana 8th edition

09.03.04.01

09: Halide Minerals
03: Anhydrous and Hydrated Halides
04: Fluocerite Group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

blass wachsgelb, gelblichbraun, rötlichbraun

Streak color

gelb weiß

Diaphaneity (Transparency)

transparent bis durchscheinend

max. Birefringence

0.006
Birefringence chart\! Fluocerite-(Ce) title=Birefringence chart Fluocerite-(Ce)

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

1.615

RI value γ / ε

1.609

Ri mean

1.613

2V angle

Uniaxial (-)

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

trigonal

Class (H-M)

3m

Space Group number

165

Space Group

P3c1

Cell parameters a (Å)

7.132

Cell parameters b (Å)

-

Cell parameters c (Å)

7.295

Cell parameters a/b or c/a

1.023

Cell parameters c/b

-

Z

6

Volume (ų)

321.35

X-Ray Powder Diffraction

3.645(50),
3.190(100),
1.817(30),
1.783(10),
1.590(10),
1.432(10),
1.341(10),
1.260(10)
XRD chart Fluocerite-(Ce)

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)

6.13

6.102 ( ρ calc. Mineralienatlas )

Instability

+++ H2SO4, - andere Säuren

(Co-)Type locality

(Co-)Type locality

Schweden/Dalarna, Provinz/Falun/Pegmatite um Falun/Broddbo

Preface

Author (Name, Year)

Haidinger, 1845

References

Mineralogical Magazine 47 (1983), 41

Other languages

German

Fluocerit-(Ce)

Spanish

Fluocerita-(Ce)

English

Fluocerite-(Ce)

French

Fluocerite-(Ce)

Russian

Флюоцерит-(Ce)

Alternative Name

German

Neutrales Fluorcerium

Swedish

Neutralt Fluss-spatsyrat Cerium

CNMNC symbol

Symbol

Fcrt-Ce

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 2w9dWW6WLEex5Ld8wM2t6Q
GUID (Global unique identifier) 595D0FDB-966E-472C-B1E4-B77CC0CDADE9
Database ID 1241