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Lanthanite-(Nd) (Lanthanit-(Nd))

Pictures (3 Images total)

Lanthanit-Nd
Views (File:
1479110804
): 546
Lanthanit-Nd
aus Curitiba, Parana, Region Süd, Brasilien; tafelige blaßrosa Kristalle; BB = 2,0 mm
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A000494, Donator: Manfred Seitz
Location: Brasilien/Süden (Região Sul)/Paraná/Curitiba
Mineral: Lanthanite-(Nd)
Image: 1479110804
License: Usage for Mineralienatlas project only
Lanthanit-Nd (SNr: A000494)

aus Curitiba, Parana, Region Süd, Brasilien; tafelige blaßrosa Kristalle; BB = 2,0 mm

Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2016-11-14
Locality: Curitiba / Paraná / Süden (Região Sul) / Brasilien
Lanthanit-(Nd) xx
Views (File:
1483027143
): 640
Lanthanit-(Nd) xx
Curitiba/Parana,Brasilien; Größe 16 x 9 mm
Copyright: Haubi; Contribution: Haubi
Collection: Haubi
Location: Brasilien/Süden (Região Sul)/Paraná/Curitiba
Mineral: Lanthanite-(Nd)
Image: 1483027143
License: Usage for Mineralienatlas project only
Lanthanit-(Nd) xx

Curitiba/Parana,Brasilien; Größe 16 x 9 mm

Collection: Haubi
Copyright: Haubi
Contribution: Haubi 2016-12-29
Locality: Curitiba / Paraná / Süden (Região Sul) / Brasilien
Lanthanit-(Nd)
Views (File:
1589647145
): 270
Lanthanit-(Nd)
Lanthanit-(Nd) Kristall mit typischer Nd-Farbe unter thermisch erzeugten Licht; Fundort: Shinkoba, Hizen, Karatsu, Japan; Bildbreite 3,0 mm
Copyright: Josef 84,55; Contribution: Josef 84,55
Collection: Josef 84,55
Location: Japan/Kyūshū (Kyushu), Insel/Saga, Präfektur/Higashimatsuura, Kreis/Karatsu
Mineral: Lanthanite-(Nd)
Image: 1589647145
License: Usage for Mineralienatlas project only
Lanthanit-(Nd)  D

Lanthanit-(Nd) Kristall mit typischer Nd-Farbe unter thermisch erzeugten Licht; Fundort: Shinkoba, Hizen, Karatsu, Japan; Bildbreite 3,0 mm

Collection: Josef 84,55
Copyright: Josef 84,55
Contribution: Josef 84,55 2020-05-16
Locality: Karatsu / Higashimatsuura, Kreis / Saga, Präfektur / Kyūshū (Kyushu), Insel / Japan

You find additional specimen at the Geolitho Museum

Collectors Summary

Color hellrosa
Streak color weiß
Hardness (Mohs) 2.75
Solubility +++ HCl
Crystal System orthorhombisch, Pbnb

Chemism

Chemical formula

(Nd,La)2(CO3)3·8H2O

Chemical composition

Lanthanum, Neodymium, Kohlenstoff, Sauerstoff, Wasserstoff

Unit weight: 609.967062 u; Number of atoms in the formula: 38

Info

Empirical formula:

(Nd0.75La0.25)2(CO3)3·8H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.64

16

42.11

1.0079470

16.1271520

Carbon

C

5.91

3

7.89

12.0107800

36.0323400

Oxygen

O

44.59

17

44.74

15.9994300

271.9903100

Lanthanum

La

11.39

0.5

1.32

138.9055200

69.4527600

Neodymium

Nd

35.47

1.5

3.95

144.2430000

216.3645000

Analysis wt%

La2O3 : 19.44, Pr2O3 : 5.18, Nd2O3 : 21.84, Sm2O3 : 4.10, Eu2O3 : 0.60, Gd2O3 : 1.69, Dy2O3 : 0.44, CO2 : 22.15, H2O : 22.75, Ln2O3 : 53.54 (Ref: Canadian Mineralogist 89)

Strunz 9th edition incl. updates

5.CC.25

5: Carbonate (Carbonate, Nitrate)
C: Carbonate ohne weitere Anionen, mit H2O
C: Mit Seltenerden-Elementen (REE)
25:

Lapis Classification

V/D.03-040

V: NITRATE, CARBONATE UND BORATE
D: Wasserhaltige Carbonate, ohne fremde Anionen

Classification by Hölzel

5.CC.210

5: CARBONATES NITRATES ARSENITES SULFITES SELENITES TELLURITES IODATES
C: Carbonates (-Anions +Water)
C: With large Cations, mostly REElements
2: Lanthanite-Group

Dana 8th edition

15.04.02.02

15: Hydrated Carbonates
04: Hydrated Carbonates
02: Lanthanite Series

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

hellrosa

Streak color

weiß

Diaphaneity (Transparency)

transparent

max. Birefringence

0.088

Birefringence chart\! Lanthanite-(Nd) title=Birefringence chart Lanthanite-(Nd)

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

1.529

RI value β

1.595

RI value γ / ε

1.617

Ri mean

1.580

2V angle

Biaxial (-) 58°

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mmm

Space Group number

56

Space Group

Pbnb

Cell parameters a (Å)

9.460

Cell parameters b (Å)

16.884

Cell parameters c (Å)

8.905

Cell parameters a/b or c/a

0.560

Cell parameters c/b

0.527

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volume (ų)

1422.33

X-Ray Powder Diffraction

8.50(100),
4.741(50),
4.473(60),
4.139(30),
3.953(30),
3.252(60),
3.038(60),
2.579(30)

XRD chart Lanthanite-(Nd)

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

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

2.75

VHN (Hardness Vickers)

68 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.81

2.848 ( ρ calc. Mineralienatlas )

Instability

+++ HCl

(Co-)Type locality

(Co-)Type locality

Brasilien/Süden (Região Sul)/Paraná/Curitiba

Preface

Author (Name, Year)

Roberts & Chao & Cesbron, 1980

References

Geological Survey of Canada, Paper 80-1C (1980), 141

Other languages

Spanish

Lantanita-(Nd)

German

Lanthanit-(Nd)

English

Lanthanite-(Nd)

French

Lanthanite-(Nd)

Russian

Лантанит-(Nd)

Alternative Name

Coutinit

Coutinita

Coutinite

Lanthanita-(Nd)

Japanese

ネオジウムランタン石

CNMNC (IMA)-Number

IMA 1979-074

CNMNC symbol

Symbol

Ltn-Nd

Locations with GPS information

IDs

GUSID (Global unique identifier short form) ZJ9aYO-Fak2Jm5ZiKzw9kw
GUID (Global unique identifier) 605A9F64-85EF-4D6A-899B-96622B3C3D93
Database ID 2133