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Nordite-(Ce) (Nordit-(Ce))

Pictures (5 Images total)

Nordit-(Ce)
Views (Image: 1244872961): 884
Nordit-(Ce)

Bildbreite: 12 mm; Fundort: Palitra-Pegmatit, Kedykverpakhk, Lovozero Massif, Kola, Russland

Copyright: Pavel M. Kartashov
Contribution: slugslayer 2009-06-13
Locality: Palitra-Pegmatit / Kedykverpakhk, Berg / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
Nordit-(Ce)
Views (Image: 1244872872): 669
Nordit-(Ce)

Aggregatgröße: 4 mm; Fundort: Palitra-Pegmatit, Kedykverpakhk, Lovozero Massif, Kola, Russland

Copyright: Pavel M. Kartashov
Contribution: slugslayer 2009-06-13
Locality: Palitra-Pegmatit / Kedykverpakhk, Berg / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
Nordit-(Ce)-Rosette mit Magnesioarfvedsonit
Views (Image: 1244877078): 686
Nordit-(Ce)-Rosette mit Magnesioarfvedsonit

Bildbreite: 12 mm; Fundort: Pegmatit Nr. 66, Motchisuai-Tal, Sengischorr, Lovozero, Kola, Murmansk, Russland

Copyright: Pavel M. Kartashov
Contribution: slugslayer 2009-06-13
Locality: Pegmatit Nr. 66 / Motchisuai-Tal / Sengischorr / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
Nordit-(Ce)
Views (Image: 1245599754): 736
Nordit-(Ce)

Größe: 50x25 mm; Fundort: Palitra-Pegmatit, Kedykverpakhk, Lovozero Massif, Kola, Russland

Copyright: Pavel M. Kartashov
Contribution: slugslayer 2009-06-21
Locality: Palitra-Pegmatit / Kedykverpakhk, Berg / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
winzige Rosette von braunen Nordit-Ce
Views (Image: 1541526745): 314
winzige Rosette von braunen Nordit-Ce  E
Analysed with energy dispersive X-ray spectroscopy EDX

Matrix Ussingit, Fundort Karnasurt, auf der Kleinstufe gemeinsam mit Rancieit, Durchmesser der Rosette 1 mm

Collection: uwe
Copyright: uwe
Contribution: uwe 2018-11-06
Locality: Karnasurt Mine / Karnasurt, Berg / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland

Collectors Summary

Color hellbraun, dunkelbraun, schwärzlich braun
Streak color hellbraun
Solubility +++ Säuren
Crystal System orthorhombisch, Pcca

Chemism

Chem­ical formula

(Ce,La)(Sr,Ca)Na2(Na,Mn)(Zn,Mg)Si6O17

Chem­ical com­po­si­tion

Calcium, Cerium, Lanthanum, Magnesium, Mangan, Natrium, Silicium, Strontium, Zink, Sauerstoff

Unit weight: 788.141990525 u; Number of atoms in the formula: 29

Info

Empirical formula:

(Ce0.75La0.25)(Sr0.75Ca0.25)Na2(Na0.75Mn0.25)(Zn0.75Mg0.25)Si6O17

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

34.51

17

58.62

15.9994300

271.9903100

Sodium

Na

8.02

2.75

9.48

22.9897702

63.2218681

Magnesium

Mg

0.77

0.25

0.86

24.3050600

6.0762650

Silicon

Si

21.38

6

20.69

28.0855300

168.5131800

Calcium

Ca

1.27

0.25

0.86

40.0784000

10.0196000

Manganese

Mn

1.74

0.25

0.86

54.9380499

13.7345125

Zinc

Zn

6.22

0.75

2.59

65.4094000

49.0570500

Strontium

Sr

8.34

0.75

2.59

87.6210000

65.7157500

Lanthanum

La

4.41

0.25

0.86

138.9055200

34.7263800

Cerium

Ce

13.33

0.75

2.59

140.1161000

105.0870750

Anal­y­sis wt%

SiO2 : 46.30, MgO : 1.55, ZnO : 7.32, MnO : 2.73, La2O3 : 7.22, Ce2O3 : 11.59, Nd2O3 : 1.51, Pr2O3 : 0.85, CaO : 2.16, SrO : 9.32, Na2O : 9.55, Ln2O3 : 21.06 (Ref: berechnet)

Strunz 9th edi­tion incl. updates

9.DO.15

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
O: Ketten- und Bandsilikate mit 7-,8-,10-,12-und 14-periodischen Ketten
15:Nordit-Gruppe

Lapis Clas­sifica­tion

VIII/G.03-030

VIII: SILIKATE
G: Übergangsstrukturen zwischen Ketten- und Schichtsilikaten

Clas­sifica­tion by Hölzel

9.DN.165

9: SILICATES
D: Inosilicates; ~[Si2O6]4--...2-Chain
N: ~[Si6O17]10--...~[Si6O15]6--...3-Band Xonotlite-Group

Dana 8th edi­tion

72.05.02.02

72: Phyllosilicates Phyllosilicate Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
05: Phyllosilicates Phyllosilicate Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with corrugated and complex layers
02: Leucospenite and related species

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Nordite supergroup  ⇒ Nordite group

Optical Properties

Color

hellbraun, dunkelbraun, schwärzlich braun

Streak color

hellbraun

Diaphane­ity (Trans­parency)

durchscheinend

max. Birefrin­gence

0.034

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

1.620

RI value β

1.635

RI value γ / ε

1.654

Ri mean

1.636

2V angle

Biaxial (-) 30°

Optical Data Luminescence

Color SW-UV (254nm)

 

orangerot

Most Common Acti­vator

Sm3+

Other Acti­vators

Ce3+

After­glow (Per­sistant Lumi­nes­cence)

keine Daten

Crystallography

Crystal Sys­tem

orthorhombisch

Class (H-M)

mmm

Space Group number

54

Space Group

Pcca

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

4

Kristall struc­ture

aufgeklärt, siehe Fabrice Dal Bo; Emil Holtung Gulbransen; Henrik Friis: New data on nordite-(Ce) and the establishment of the nordite supergroup. Mineralogical Magazine Vol. 85, Nr. 3 (2021) S. 431-437.

Crystals 3D

Open larger view

Physical Properties

VHN (Hard­ness Vick­ers)

390

Density (g/cm³)

3.43 - 3.48 / Durchschnittlich = 3.45

Insta­bil­ity

+++ Säuren

Preface

Author (Name, Year)

Semenov & Barinskiy, 1958

References

American Mineralogist 51 (1966), 152

Fabrice Dal Bo; Emil Holtung Gulbransen; Henrik Friis: New data on nordite-(Ce) and the establishment of the nordite supergroup. Mineralogical Magazine Vol. 85, Nr. 3 (2021) S. 431-437.

IMA group assignments

Other languages

German

Nordit-(Ce)

Spanish

Nordita-(Ce)

French

Nordite-(Ce)

English

Nordite-(Ce)

Russian

Нордит-(Ce)

Traditional Chinese

矽鈉鍶鈰石

Simplified Chinese

硅钠锶铈石

Japanese

セリウムノルダイト

CNMNC symbol

Symbol

Nor-Ce

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

German pages

DeWikiPedia - search for: Nordit-(Ce)
Google-Bilder-Suche - search for: Nordit-(Ce)
Mineralienatlas.de (Forum) - search for: Nordit-(Ce)

English pages

Mindat - search for: Nordite-(Ce)
Webmineral - search for:Nordite-(Ce)
Handbook-of-Mineralogy - search for: Nordite-(Ce)
RRUFF - Raman, XRD and other mineral data - search for: Nordite-(Ce)
RRUFF - References and PDF downloads - search for: Nordite-(Ce)
American-Mineralogist-Crystal-Structure-Database - search for: Nordite-(Ce)
Strahlen.org - search for: Nordite-(Ce)

Russian pages

Webmineral.ru - search for: Нордит-(Ce)

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Nordit-(Ce)
Crystal-Treasure.com - search for: Nordit-(Ce)
Bosse - search for: Nordit-(Ce)
Edelsteine Neuburg - Gundolf Fischer - search for: Nordit-(Ce)

Locations with GPS information