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Odintsovite (Odintsovit)

Pictures (2 Images total)

Odintsovit-Ader
Views (File:
1244878046
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Odintsovit-Ader
Mächtigkeit: 4 mm, Bildbreite: 17 mm; Fundort: Malyi-Murun-Massiv, Irkutsk Oblast, Sibirien, Russland
Copyright: Pavel M. Kartashov; Contribution: Philip Blümner
Location: Russland/Sibirien, Föderationskreis/Irkutsk (Irkutskaja), Oblast/Malyi-Murun-Massiv (Malomurunskiy, Maly Murun Alkalinpluton; Malyy Murun)
Mineral: Odintsovite
Image: 1244878046
License: Usage for Mineralienatlas project only
Odintsovit-Ader

Mächtigkeit: 4 mm, Bildbreite: 17 mm; Fundort: Malyi-Murun-Massiv, Irkutsk Oblast, Sibirien, Russland

Copyright: Pavel M. Kartashov
Contribution: Philip Blümner 2009-06-13
Locality: Malyi-Murun-Massiv (Malomurunskiy, Maly Murun Alkalinpluton; Malyy Murun) / Irkutsk (Irkutskaja), Oblast / Sibirien, Föderationskreis / Russland
Odintsovit xx
Views (File:
1244878177
): 1143
Odintsovit xx
Bildbreite: 8 mm; Fundort: Malyi-Murun-Massiv, Irkutsk Oblast, Sibirien, Russland
Copyright: Pavel M. Kartashov; Contribution: Philip Blümner
Location: Russland/Sibirien, Föderationskreis/Irkutsk (Irkutskaja), Oblast/Malyi-Murun-Massiv (Malomurunskiy, Maly Murun Alkalinpluton; Malyy Murun)
Mineral: Odintsovite
Image: 1244878177
License: Usage for Mineralienatlas project only
Odintsovit xx

Bildbreite: 8 mm; Fundort: Malyi-Murun-Massiv, Irkutsk Oblast, Sibirien, Russland

Copyright: Pavel M. Kartashov
Contribution: Philip Blümner 2009-06-13
Locality: Malyi-Murun-Massiv (Malomurunskiy, Maly Murun Alkalinpluton; Malyy Murun) / Irkutsk (Irkutskaja), Oblast / Sibirien, Föderationskreis / Russland

Collectors Summary

Color farblos, hellrosa
Streak color weiß
Hardness (Mohs) 5.00 - 5.50
Cleavages keine
Fracture uneben
Crystal System orthorhombisch, Fddd

Chemism

Chemical formula

K2(Na,Li)4Ca3Be4Ti4+2[O|Si6O18]2

Chemical composition

Beryllium, Calcium, Lithium, Natrium, Silicium, Titan, Kalium, Sauerstoff

Unit weight: 1351.1299598 u; Number of atoms in the formula: 65

Info

Empirical formula:

K2(Na0.75Li0.25)4Ca3Be4Ti2[OSi6O18]2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Lithium

Li

0.51

1

1.54

6.9412000

6.9412000

Beryllium

Be

2.67

4

6.15

9.0121823

36.0487292

Oxygen

O

45.00

38

58.46

15.9994300

607.9783400

Sodium

Na

5.10

3

4.62

22.9897702

68.9693106

Silicon

Si

24.94

12

18.46

28.0855300

337.0263600

Potassium

K

5.79

2

3.08

39.0983100

78.1966200

Calcium

Ca

8.90

3

4.62

40.0784000

120.2352000

Titanium

Ti

7.09

2

3.08

47.8671000

95.7342000

Analysis wt%

SiO2 : 52.56, TiO2 : 11.42, FeO : 0.42, CaO : 11.51, SrO : 1.21, Na2O : 8.57, K2O : 6.86, BeO : 6.75 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 95)

Strunz 9th edition incl. updates

9.CJ.50

9: Silikate (Germanate)
C: Ringsilikate (Cyclosilikate)
J: ~[Si6O18]12- sechser-Einfachringe, ohne inselartig, komplexe [Anionen]
50:Odintsovit-Gruppe

Lapis Classification

VIII/E.20-005

VIII: SILIKATE
E: Ringsilikate
20: Sechserringe [Si6O18] 12-

Classification by Hölzel

9.CD.540

9: SILICATES
C: Cyclosilicates
D: ~[Si6O18]-rings, without borate
5: Other structures

Dana 8th edition

61.01.05.01

61: Cyclosilicates Cyclosilicate Six-Membered Rings
01: Cyclosilicates Cyclosilicate Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

farblos, hellrosa

Streak color

weiß

max. Birefringence

0.045

Birefringence chart\! Odintsovite title=Birefringence chart Odintsovite

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

1.630

RI value β

1.644

RI value γ / ε

1.675

Ri mean

1.650

2V angle

Biaxial (+) 70°

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mmm

Space Group number

70

Space Group

Fddd

Cell parameters a (Å)

12.778

Cell parameters b (Å)

14.343

Cell parameters c (Å)

33.69

Cell parameters a/b or c/a

0.891

Cell parameters c/b

2.349

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

8

Volume (ų)

6174.53

X-Ray Powder Diffraction

9.23(90),
4.15(100),
3.30(100),
3.16(100),
2.53(100),
2.42(100),
1.582(90)

XRD chart Odintsovite

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)

5.00 - 5.50

VHN (Hardness Vickers)

470 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.94 (gemessen)

2.907 ( ρ calc. Mineralienatlas )

Cleavages

keine

Fracture

uneben

Tenacity

spröde

Preface

Author (Name, Year)

Konev & Vorob'ev & Sapozhnikov & Piskunova & Ushchapovskaya, 1995

References

Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva 124 (1995) (5), 92

Other languages

German

Odintsovit

Spanish

Odintsovita

French

Odintsovite

English

Odintsovite

Russian

Одинцовит

CNMNC (IMA)-Number

IMA 1994-052

CNMNC symbol

Symbol

Odt

Locations with GPS information

IDs

GUSID (Global unique identifier short form) Ooc7dBN8pE-dxlKnlJ2Ibw
GUID (Global unique identifier) 743B873A-7C13-4FA4-9DC6-52A7949D886F
Database ID 2802