https://www.mineraliengrosshandel.com
https://weloveminerals.com/
https://www.mineral-bosse.de
https://www.edelsteine-neuburg.de
https://www.mineralbox.biz
'._('einklappen').'
 

Kirschsteinite

Pictures (1 Images total)

Kirschsteinit
Views (File:
1217621933
): 3290
Kirschsteinit
Harstigen, Pajsberg, Filipstad, Värmland, Schweden;
Bildbreite: 5 mm
Copyright: Leonardus; Contribution: Philip Blümner
Location: Schweden/Värmland, Provinz/Filipstad, Gemeinde/Persberg/Pajsberg/Harstigen Mine
Mineral: Kirschsteinite
Image: 1217621933
License: Usage for Mineralienatlas project only
Kirschsteinit

Harstigen, Pajsberg, Filipstad, Värmland, Schweden;
Bildbreite: 5 mm
Copyright: Leonardus
Contribution: Philip Blümner 2008-08-01
Locality: Harstigen Mine / Pajsberg / Persberg / Filipstad, Gemeinde / Värmland, Provinz / Schweden

Collectors Summary

Color farblos, hellgrün
Streak color weiß
Hardness (Mohs) 5.5
Crystal System orthorhombisch, Pmnb

Chemism

Chemical formula

CaFe2+SiO4

Chemical composition

Calcium, Eisen, Silicium, Sauerstoff

Unit weight: 188.00685 u; Number of atoms in the formula: 7

Info

Empirical formula:

CaFeSiO4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

34.04

4

57.14

15.9994300

63.9977200
Silicon

Si

14.94

1

14.29

28.0855300

28.0855300
Calcium

Ca

21.32

1

14.29

40.0784000

40.0784000
Iron

Fe

29.70

1

14.29

55.8452000

55.8452000

Analysis wt%

SiO2 : 32.71, Fe2O3 : 0.66, FeO : 29.34, MnO : 1.65, MgO : 4.95, CaO : 29.30 (Ref: Mineralogical Magazine 57)

Strunz 9th edition incl. updates

9.AC.05

9: Silikate (Germanate)
A: Inselsilikate (Nesosilikate)
C: Insel(Neso)silikate ohne weitere Anionen; Kationen in oktahedraler [6] Koordination
05:Olivin-Gruppe

Lapis Classification

VIII/A.05-020

VIII: SILIKATE
A: Inselsilikate mit [SiO4] 4--Baugruppen
5: Kationen in oktaedrischer Koordination [6]

Classification by Hölzel

9.AB.170

9: SILICATES
A: Nesosilicates
B: Olivine-Group

Dana 8th edition

51.03.02.02

51: Nesosilicate Minerals
03: Nesosilicates Nesosilicate Insular SiO4 Groups Only with all cations in octahedral [6] coordination
02: Monticellite - Kirschsteinite series

IMA status

Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt

Mineral status

anerkanntes Mineral

Optical Properties

Color

farblos, hellgrün

Streak color

weiß

Diaphaneity (Transparency)

transparent bis durchscheinend

max. Birefringence

0.047
Birefringence chart\! Kirschsteinite title=Birefringence chart Kirschsteinite

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

1.696

RI value β

1.734

RI value γ / ε

1.743

Ri mean

1.724

2V angle

Biaxial (-) 50°

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mmm

Space Group number

62

Space Group

Pmnb

Cell parameters a (Å)

4.886

Cell parameters b (Å)

11.146

Cell parameters c (Å)

6.434

Cell parameters a/b or c/a

0.438

Cell parameters c/b

0.577

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volume (ų)

350.391

X-Ray Powder Diffraction

3.672(40),
2.955(70),
2.789(30),
2.687(70),
2.612(100),
2.421(30),
1.835(80),
1.610(50)
XRD chart Kirschsteinite

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)

5.5

Density (g/cm³)

3.434

3.564 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Demokratische Republik Kongo/Nord-Kivu, Provinz/Goma/Nyiragongo-Vulkan/Mt. Saheru

Preface

Author (Name, Year)

Sahama & Hytönen, 1957

References

Mineralogical Magazine 31 (1957), 698

Other languages

German

Kirschsteinit

Spanish

Kirschsteinita

French

Kirschsteinite

English

Kirschsteinite

Russian

Кирштейнит

Simplified Chinese

钙铁橄榄石

Alternative Name

Fe-monticellite

Lime-Iron-Olivine

CNMNC symbol

Symbol

Kir

Locations with GPS information

IDs

GUSID (Global unique identifier short form) HPz8IyLlIkmxFPT4T5Gf4w
GUID (Global unique identifier) 23FCFC1C-E522-4922-B114-F4F84F919FE3
Database ID 1959