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Tazheranite (Tazheranit)

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Tazheranit
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Tazheranit
Tazheranit (schwarz) neben Forsterit (braun), Kristallgröße: 5 mm, Fundort: Tazheran Syenit-Massiv, Baikalsee, Irkutsk Oblast, Russland
Copyright: Dan Weinrich; Contribution: thdun5
Location: Russland/Sibirien, Föderationskreis/Irkutsk (Irkutskaja), Oblast/Baikalsee/Tazheran Syenit-Massiv
Mineral: Tazheranite
Image: 1302789544
License: Usage for Mineralienatlas project only
Tazheranit

Tazheranit (schwarz) neben Forsterit (braun), Kristallgröße: 5 mm, Fundort: Tazheran Syenit-Massiv, Baikalsee, Irkutsk Oblast, Russland
Copyright: Dan Weinrich
Contribution: thdun5 2011-04-14
Locality: Tazheran Syenit-Massiv / Baikalsee / Irkutsk (Irkutskaja), Oblast / Sibirien, Föderationskreis / Russland

Collectors Summary

Color orange
Streak color weiß
Lustre Diamantglanz, Fettglanz
Hardness (Mohs) 7.5
Crystal System kubisch, Fm3m, P43m

Chemism

Chemical formula

(Zr,Ti,Ca)O2

Chemical composition

Calcium, Titan, Zirconium, Sauerstoff

Unit weight: 105.10135 u; Number of atoms in the formula: 3

Info

Empirical formula:

(Zr0.6Ti0.3Ca0.1)O2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

30.45

2

66.67

15.9994300

31.9988600
Calcium

Ca

3.81

0.1

3.33

40.0784000

4.0078400
Titanium

Ti

13.66

0.3

10.00

47.8671000

14.3601300
Zirconium

Zr

52.08

0.6

20.00

91.2242000

54.7345200

Analysis wt%

CaO : 14.66, TiO2 : 20.89, ZrO2 : 64.44 (Ref: berechnet)

Strunz 9th edition incl. updates

4.DL.10

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
D: Metall: Sauerstoff = 1:2 und vergleichbare
L: Mit großen (± mittelgroßen) [Kationen]; [Fluorit] typische Strukturen
10:Calzirtit-Gruppe

Lapis Classification

IV/D.31-020

IV: OXIDE
D: Oxide mit Verhältnis Metall : Sauerstoff = 1:2 (MO2 und verwandte Verbindungen)

Classification by Hölzel

4.CO.160

4: OXIDES
C: R2O3 Sesquioxides
O: Pseudopyrochlore-Group

Dana 8th edition

04.04.13.01

04: Oxide Minerals
04: Simple Oxides with a cation charge of 4+ (A++++ O2)

IMA status

anerkannt

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Calzirtite group

Optical Properties

Color

orange

Streak color

weiß

Lustre

Diamantglanz, Fettglanz

RI value α / ω / n

2.35

Ri mean

2.35

2V angle

Isotropisch

Crystallography

Crystal System

kubisch

Class (H-M)

m3m, 43m

Space Group number

225, 215

Space Group

Fm3m, P43m

Cell parameters a (Å)

5.108

Cell parameters b (Å)

-

Cell parameters c (Å)

-

Cell parameters a/b or c/a

1

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volumne (ų)

133.276

X-Ray Powder Diffraction

2.94(100),
2.55(60),
1.804(100),
1.539(100),
1.474(40),
1.171(50),
1.044(50),
0.983(50)
XRD chart Tazheranite

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)

7.5

VHN (Hardness Vickers)

1650 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

5.01 (gemessen) 4.9 (berechnet)

5.238 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Russland/Sibirien, Föderationskreis/Irkutsk (Irkutskaja), Oblast/Baikalsee/Tazheran Syenit-Massiv

Type material

France: MHN-Paris - Type: CT: (don. A.A. Konev)
USA: NMNH-Washington - Type: T?: 145796

Preface

Author (Name, Year)

Konev & Ushchapovskaya & Kashaev & Lebedeva, 1969

References

Transactions (Doklady) of the USSR Academy of Sciences, Earth Science Sections 186 (1969), 142

Strunz Mineralogical Tables 9. Edition (2001), 228.

American Mineralogist 55 (1970), 318.

Acta Crystallographica A46 (1990), 799.

Zeitschrift für Kristallographie 214 (1999), 373.

IMA group assignments

 
Calzirtite group
 
 
 

 
 
Calzirtite
Ca2Zr5Ti2O16
orthorhombisch
Pbca

 
 
Calzirtite-1O
Ca2Zr5Ti2O16
 
 

 
 
Hiärneite
Ca2Zr4Mn3+SbTiO16
tetragonal
I41/acd

 
 
Tazheranite
(Zr,Ti,Ca)O2
kubisch
Fm3m, P43m

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Actuality: 27. Mar 2023 - 16:53:48

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Tazheranite

French

Tazheranite

Russian

Тажеранит

CNMNC (IMA)-Number

IMA 1969-008

CNMNC symbol

Symbol

Taz

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