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Tazheranite

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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 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

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.

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Calzirtite

Ca2Zr5Ti2O16

orthorhombisch : mmm : Pbca

4.DL.10

Hiärneite

Ca2(Zr,Ti)5(Sb5+,Mn3+)2O16

tetragonal : 4/mmm : I41/acd

4.DL.10

Tazheranite

(Zr,Ti,Ca)O2

kubisch : m3m, 43m : Fm3m, P43m

4.DL.10

'Calzirtite-1O'

Ca2Zr5Ti2O16

4.DL.10

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Baddeleyite

ZrO2

monoklin : 2/m : P21/c

IV/D.31-010

Allendeite

Sc4Zr3O12

trigonal : 3 : R3

IV/D.31-015

Tazheranite

(Zr,Ti,Ca)O2

kubisch : m3m, 43m : Fm3m, P43m

IV/D.31-020

Calzirtite

Ca2Zr5Ti2O16

orthorhombisch : mmm : Pbca

IV/D.31-030

Hiärneite

Ca2(Zr,Ti)5(Sb5+,Mn3+)2O16

tetragonal : 4/mmm : I41/acd

IV/D.31-035

Cerianite-(Ce)

CeO2

kubisch : m3m : Fm3m

IV/D.31-040

Thorianite

ThO2

kubisch : m3m : Fm3m

IV/D.31-050

Uraninite

UO2

kubisch : m3m : Fm3m

IV/D.31-060

Vorlanite

(CaU6+)O4

kubisch : m3m : Fm3m

IV/D.31-070

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Zirkelite

(Ti,Ca,Zr)O2-x

4.CO.100

Kassite

CaTi2O4(OH)2

monoklin : 2/m : P21/a

4.CO.110

Cafetite

CaTi2O5 ·H2O

monoklin : 2/m : P21/n

4.CO.120

'Uhligite'

Ca3(Ti,Al,Zr)9O20

4.CO.130

'Zirconolite'

CaZrTi2O7

4.CO.140

Zirconolite-2M

(Ca,Y)Zr(Ti,Mg,Al)2O7

monoklin : 2/m : C2/c

4.CO.142

'Zirconolite-3O' (Pol.v. Zirconolite-2M)

(Ca,Fe,Y,Th)2Fe(Ti,Nb)3Zr2O14

orthorhombisch : mmm : Acam

4.CO.144

'Zirconolite-3T' (Pol.v. Zirconolite-2M)

CaZrTi2O7

trigonal : 32 : P3121

4.CO.146

Tazheranite

(Zr,Ti,Ca)O2

kubisch : m3m, 43m : Fm3m, P43m

4.CO.160

Calzirtite

Ca2Zr5Ti2O16

orthorhombisch : mmm : Pbca

4.CO.180

Hiärneite

Ca2(Zr,Ti)5(Sb5+,Mn3+)2O16

tetragonal : 4/mmm : I41/acd

4.CO.185

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Akhtenskite

Mn4+O2

hexagonal : 6/mmm : P63/mmc

04.04.10.01

Paramontroseite

VO2

orthorhombisch : mmm : Pbnm

04.04.11.01

Cerianite-(Ce)

CeO2

kubisch : m3m : Fm3m

04.04.12.01

Tazheranite

(Zr,Ti,Ca)O2

kubisch : m3m, 43m : Fm3m, P43m

04.04.13.01

Srilankite

(Ti,Zr)O2

orthorhombisch : mmm : Pbcn

04.04.13.02

Baddeleyite

ZrO2

monoklin : 2/m : P21/c

04.04.14.01

Tugarinovite

MoO2

monoklin : 2/m : P21/c

04.04.15.01

Cervantite

Sb3+Sb5+O4

orthorhombisch : mm2 : Pna21

04.04.16.01

Clinocervantite

Sb3+Sb5+O4

monoklin : 2/m : C2/c

04.04.16.02

Huanzalaite

MgWO4

monoklin : 2/m : P2/c

04.04.16.04

Lenoblite

V4+2O4·2H2O

orthorhombisch : 222 : P212121

04.04.17.01

CNMNC (IMA)-Number

IMA 1969-008

CNMNC symbol

Symbol

Taz

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

German pages

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English pages

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Russian pages

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