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Aluminocerite-(Ce)

Pictures (5 Images total)

Aluminocerit-(Ce)
Views (File:
1389009518
): 1559
Aluminocerit-(Ce)
Bildbreite: 2 mm; Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Piemont (Piemonte), Region/Verbano-Cusio-Ossola, Provinz/Baveno/Oltrefiume/Monte Camoscio/Montecatini-Steinbruch (Seula Mine)
Mineral: Aluminocerite-(Ce)
Image: 1389009518
Rating: 8.5 (votes: 2)
License: Usage for Mineralienatlas project only
Aluminocerit-(Ce)

Bildbreite: 2 mm; Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien

Copyright: Matteo Chinellato
Contribution: Hg 2014-01-06
Locality: Montecatini-Steinbruch (Seula Mine) / Monte Camoscio / Oltrefiume / Baveno / Verbano-Cusio-Ossola, Provinz / Piemont (Piemonte), Region / Italien
Aluminocerit-(Ce)
Views (File:
1275220633
): 910
Aluminocerit-(Ce)
Bildbreite: 4 mm, Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Italien/Piemont (Piemonte), Region/Verbano-Cusio-Ossola, Provinz/Baveno/Oltrefiume/Monte Camoscio/Montecatini-Steinbruch (Seula Mine)
Mineral: Aluminocerite-(Ce)
Image: 1275220633
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Aluminocerit-(Ce)

Bildbreite: 4 mm, Fundort: Seula Mine, Monte Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola, Piemont, Italien

Copyright: Luigi Chiappino
Contribution: thdun5 2010-05-30
Locality: Montecatini-Steinbruch (Seula Mine) / Monte Camoscio / Oltrefiume / Baveno / Verbano-Cusio-Ossola, Provinz / Piemont (Piemonte), Region / Italien
Aluminocerit-(Ce) (rosa) auf Chevkinit-(Ce)
Views (File:
1243695403
): 1286
Aluminocerit-(Ce) (rosa) auf Chevkinit-(Ce)
Bildbreite: 4 mm; Fundort: Tsakhirin Khuduk Y-Zr-Nb-Lagerstätte, Khaldzan-Buragtag-Massiv, Altai-Hochgebirge, Chowd-Aimag, Mongolei
Copyright: Pavel M. Kartashov; Contribution: slugslayer
Location: Mongolei/Chowd, Aimag/Altai-Hochgebirge/Khaldzan-Buragtag-Massiv/Tsakhirin Khuduk Y-Zr-Nb-Lagerstätte
Mineral: Aluminocerite-(Ce)
Image: 1243695403
Rating: 5.5 (votes: 2)
License: Usage for Mineralienatlas project only
Aluminocerit-(Ce) (rosa) auf Chevkinit-(Ce)

Bildbreite: 4 mm; Fundort: Tsakhirin Khuduk Y-Zr-Nb-Lagerstätte, Khaldzan-Buragtag-Massiv, Altai-Hochgebirge, Chowd-Aimag, Mongolei

Copyright: Pavel M. Kartashov
Contribution: slugslayer 2009-05-30
Locality: Tsakhirin Khuduk Y-Zr-Nb-Lagerstätte / Khaldzan-Buragtag-Massiv / Altai-Hochgebirge / Chowd, Aimag / Mongolei
Aluminocerit-(Ce)
Views (File:
1272046641
): 1026
Aluminocerit-(Ce)
Bildbreite: 4 mm, Fundort: Lagmannsvik, Hamarøy, Nordland, Norwegen
Copyright: Luigi Chiappino; Contribution: thdun5
Location: Norwegen/Nordland, Provinz/Hamarøy/Lagmannsvik
Mineral: Aluminocerite-(Ce)
Image: 1272046641
Rating: 3.5 (votes: 2)
License: Usage for Mineralienatlas project only
Aluminocerit-(Ce)

Bildbreite: 4 mm, Fundort: Lagmannsvik, Hamarøy, Nordland, Norwegen

Copyright: Luigi Chiappino
Contribution: thdun5 2010-04-23
Locality: Lagmannsvik / Hamarøy / Nordland, Provinz / Norwegen
Aluminocerit-(Ce)
Views (File:
1279096730
): 843
Aluminocerit-(Ce)
Größe: 0,5 mm; Fundort: Baveno, Verbano-Cusio-Ossola Provinz, Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Piemont (Piemonte), Region/Verbano-Cusio-Ossola, Provinz/Baveno
Mineral: Aluminocerite-(Ce)
Image: 1279096730
License: Usage for Mineralienatlas project only
Aluminocerit-(Ce)

Größe: 0,5 mm; Fundort: Baveno, Verbano-Cusio-Ossola Provinz, Italien

Copyright: Matteo Chinellato
Contribution: Hg 2010-07-14
Locality: Baveno / Verbano-Cusio-Ossola, Provinz / Piemont (Piemonte), Region / Italien

Collectors Summary

Hardness (Mohs) 5
Cleavages keine
Fracture keiner
Crystal System trigonal, R3c

Chemism

Chemical formula

(Ce,REE,Ca)9(Al,Fe3+)(SiO4)3[SiO3(OH)]4(OH)3

Chemical composition

Aluminium, Calcium, Cerium, Eisen, Silicium, Sauerstoff, Wasserstoff, REE

Unit weight: 1881.31686865 u; Number of atoms in the formula: 51

Info

Empirical formula:

(Ce0.6REE0.3Ca0.1)9(Al0.75Fe0.25)(SiO4)3[SiO3(OH)]4(OH)3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.27

5

9.80

1.0079470

5.0397350

Oxygen

O

24.66

29

56.86

15.9994300

463.9834700

Aluminium

Al

1.08

0.75

1.47

26.9815382

20.2361537

Silicon

Si

10.45

7

13.73

28.0855300

196.5987100

Calcium

Ca

1.92

0.9

1.76

40.0784000

36.0705600

Iron

Fe

0.74

0.25

0.49

55.8452000

13.9613000

Cerium

Ce

40.22

5.4

10.59

140.1161000

756.6269400

Rare Earth

REE

20.67

2.7

5.29

144.0000000

388.8000000

Strunz 9th edition incl. updates

9.AG.20

9: Silikate (Germanate)
A: Inselsilikate (Nesosilikate)
G: Insel(Neso)silikate mit zusätzlichem Anionen; Kationen in meist [6] und > [6] Koordination
20:

Lapis Classification

VIII/B.19-035

VIII: SILIKATE
B: Inselsilikate mit tetraederfremden Anionen
19: Kationen mit Koordinationszahlen zwischen [8] und [12]

Classification by Hölzel

9.AI.535

9: SILICATES
A: Nesosilicates
I: Nesosilicates with OH
5: With REE's

IMA status

anerkannt im März 2008

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Cerite supergroup  ⇒ Cerite group

Optical Properties

max. Birefringence

0.004

Birefringence chart\! Aluminocerite-(Ce) title=Birefringence chart Aluminocerite-(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

1.813

RI value γ / ε

1.817

Ri mean

1.814

2V angle

Uniaxial (+)

Crystallography

Crystal System

trigonal

Class (H-M)

3m

Space Group number

161

Space Group

R3c

Cell parameters a (Å)

10.645

Cell parameters b (Å)

-

Cell parameters c (Å)

38.019

Cell parameters a/b or c/a

3.572

Cell parameters c/b

-

Z

6

Volumne (ų)

3730.978

X-Ray Powder Diffraction

3.405(27), 3.250(26), 2.914(100), 2.647(58), 2.198(40), 1.923(34), 1.750(46), 1.732(34)

XRD chart Aluminocerite-(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)

5

VHN (Hardness Vickers)

390 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

4.675 (berechnet)

5.024 ( ρ calc. Mineralienatlas )

Cleavages

keine

Fracture

keiner

Tenacity

spröde

Preface

Author (Name, Year)

Fabrizio Nestola, 2008

References

Neue Mineralien, IMA-WEB-Seite März 2008

IMA group assignments

Other languages

German

Aluminocerit-(Ce)

English

Aluminocerite-(Ce)

French

Aluminocerite-(Ce)

Russian

Алюминоцерит-(Ce)

CNMNC (IMA)-Number

IMA 2007-060

CNMNC symbol

Symbol

Acrt-Ce

Locations with GPS information