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Zirsilite-(Ce) (Zirsilit-(Ce))

Pictures (1 Images total)

Zirsilite-(Ce)
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Zirsilite-(Ce)
Brownish coat; FOV 4 x 3 mm; Sagåsen Quarry,Porsgrunn, Telemark, Norway
Copyright: Roberto Bosi; Contribution: Roberto Bosi
Collection: Roberto Bosi
Location: Norwegen/Vestfold og Telemark, Provinz/Porsgrunn/Mørje/Sagåsen (Strandåsen)/Saga 1
Mineral: Zirsilite-(Ce)
Image: 1401634722
Rating: 5 (votes: 1)
License: Usage for Mineralienatlas project only
Zirsilite-(Ce)

Brownish coat; FOV 4 x 3 mm; Sagåsen Quarry,Porsgrunn, Telemark, Norway

Collection: Roberto Bosi
Copyright: Roberto Bosi
Contribution: Roberto Bosi 2014-06-01
Locality: Saga 1 / Sagåsen (Strandåsen) / Mørje / Porsgrunn / Vestfold og Telemark, Provinz / Norwegen

Collectors Summary

Color cremeweiß
Streak color weiß
Lustre Glasglanz
Hardness (Mohs) 5
Cleavages keine
Fracture muschelig
Crystal System trigonal, R3m

Additional information / Summary

Überall in der Literatur wird ein Volumen von 5.288 Å3 angegeben. Dazu die Werte a = 14.248 und c = 30.076. Da das Volumennicht zu den Angabenpasst muss ein Fehler in den Beschreibungen vorliegen.

Chemism

Chemical formula

(Na,☐)12(Ce,Na)3Ca6Mn3Zr3NbSi25O73(OH)3(CO3)·H2O

Chemical composition

Calcium, Cerium, Mangan, Natrium, Niob, Silicium, Zirconium, Kohlenstoff, Sauerstoff, Wasserstoff, Vakanz

Unit weight: 3310.41818118 u; Number of atoms in the formula: 139

Info

Empirical formula:

(Na0.75Vc0.25)12(Ce0.75Na0.25)3Ca6Mn3Zr3NbSi25O73(OH)3(CO3)·H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Vacancy

Vc

0.00

3

2.16

0.0000000

0.0000000

Hydrogen

H

0.15

5

3.60

1.0079470

5.0397350

Carbon

C

0.36

1

0.72

12.0107800

12.0107800

Oxygen

O

38.66

80

57.55

15.9994300

1,279.9544000

Sodium

Na

6.77

9.75

7.01

22.9897702

224.1502595

Silicon

Si

21.21

25

17.99

28.0855300

702.1382500

Calcium

Ca

7.26

6

4.32

40.0784000

240.4704000

Manganese

Mn

4.98

3

2.16

54.9380499

164.8141497

Zirconium

Zr

8.27

3

2.16

91.2242000

273.6726000

Niobium

Nb

2.81

1

0.72

92.9063820

92.9063820

Cerium

Ce

9.52

2.25

1.62

140.1161000

315.2612250

Analysis wt%

Ø SiO2 : 45.63, Nb2O5 : 3.76, ZrO2 : 10.48, TiO2 : 0.45, FeO : 1.89, MnO : 5.67, Y2O3 : 0.47, La2O3 : 2.31, Ce2O3 : 3.78, Nd2O3 : 0.82, CaO : 10.52, SrO : 1.35, Na2O : 9.54, K2O : 0.45, CO2 : 0.58, H2O : 1.52, Ln2O3 : 7.66 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 2003)

Strunz 9th edition incl. updates

9.CO.10

9: Silikate (Germanate)
C: Ringsilikate (Cyclosilikate)
O: ~[Si9O27]18- neuner-Ringe
10:Eudialyt-Gruppe

Lapis Classification

VIII/E.25-056

VIII: SILIKATE
E: Ringsilikate
25: Neunerringe + Dreierringe; Eudialyt-Gruppe

Classification by Hölzel

9.CG.270

9: SILICATES
C: Cyclosilicates
G: ~[Si3O9]6-- + ~[Si9O27]18--Rings Eudialyte-Group
2: Eudialyte-Subgroup - c=30, Mn- Series

Dana 8th edition

64.01.01.13

64: Cyclosilicates Cyclosilicates
01: Cyclosilicates Cyclosilicates Cyclosilicate Rings with Other Anions and Insular Silicate Groups with mixed ring types
01: Eudialyte Group

IMA status

anerkannt 2002

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Eudialyte group

Optical Properties

Color

cremeweiß

Streak color

weiß

Diaphaneity (Transparency)

transparent

Lustre

Glasglanz

max. Birefringence

0.011

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

1.637

RI value γ / ε

1.648

Ri mean

1.643

2V angle

Uniaxial (-)

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System

trigonal

Class (H-M)

3m

Space Group number

160

Space Group

R3m

Cell parameters a (Å)

14.248

Cell parameters b (Å)

-

Cell parameters c (Å)

30.076

Cell parameters a/b or c/a

2.111

Cell parameters c/b

-

Z

3

Volumne (ų)

5287.599

X-Ray Powder Diffraction

4.32(50),
3.975(40),
3.536(30),
3.220(100),
3.166(60),
2.979(90),
2.857(70),
2.597(30)

XRD chart Zirsilite-(Ce)

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

Crystals 3D

Open larger view

Physical Properties

Hardness (Mohs)

5

VHN (Hardness Vickers)

390 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.15 (gemessen) 3.14 (berechnet)

3.119 ( ρ calc. Mineralienatlas )

Cleavages

keine

Fracture

muschelig

Tenacity

spröde

Preface

Name from

Benannt nach der chemischen Zusammensetzung enthält, ZIRconium (Zr), SILIcium (Si) und Cer (Ce).

Author (Name, Year)

Khomyakov u.w., 2003

References

Zapiski mineralogičeskogo obŝestva 132(5) (2003), 40-51.

Lapis 29(2) (2004), 41.

American Mineralogist 89 (2004), 1826.

IMA group assignments

Other languages

German

Zirsilit-(Ce)

English

Zirsilite-(Ce)

Russian

Цирсилит-(Ce)

Traditional Chinese

碳鈰異性石

Simplified Chinese

碳铈异性石

Alternative Name

English

Carbozirsilite-( Ce)

CNMNC (IMA)-Number

IMA 2002-057

CNMNC symbol

Symbol

Zir-Ce

Locations with GPS information