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Calzirtite

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Calzirtit
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Calzirtit

hochglänzendes Aggregat von Calzirtit auf Phlogopit, Jacupiranga Mine, Sao Paulo, Brasilien; BB 3 mm

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-04-04
Locality: Jacupiranga Mine / Cajati / Sao Paulo / Südosten (Região Sudeste) / Brasilien

Collectors Summary

Color braun grün, hellbraun, hellgrün, dunkelbraun, schwarz braun
Streak color weiß
Hardness (Mohs) 6 - 7
Solubility ++ warme konz. H2SO4, H3PO4, HCl
Crystal System orthorhombisch, Pbca

Chemism

Chem­ical formula

Ca2Zr5Ti2O16

Chem­ical com­po­si­tion

Calcium, Titan, Zirconium, Sauerstoff

Unit weight: 888.00288 u; Number of atoms in the formula: 25

Info

Empirical formula:

Ca2Zr5Ti2O16

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

28.83

16

64.00

15.9994300

255.9908800

Calcium

Ca

9.03

2

8.00

40.0784000

80.1568000

Titanium

Ti

10.78

2

8.00

47.8671000

95.7342000

Zirconium

Zr

51.36

5

20.00

91.2242000

456.1210000

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.31-030

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

Clas­sifica­tion by Hölzel

4.CO.180

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

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

braun grün, hellbraun, hellgrün, dunkelbraun, schwarz braun

Streak color

weiß

Diaphane­ity (Trans­parency)

transparent bis teilweise opak

max. Birefrin­gence

0.10

Birefringence chart\! Calzirtite title=Birefringence chart Calzirtite

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

2.23

RI value γ / ε

2.33

Ri mean

2.263

2V angle

Uniaxial (+)

Crystallography

Crystal Sys­tem

orthorhombisch

Class (H-M)

mmm

Space Group number

61

Space Group

Pbca

Cell param­e­ters a (Å)

15.094

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

10.043

Cell param­e­ters a/b or c/a

0.665

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

8

Volumne (ų)

2288.1

X-Ray Pow­der Diffrac­tion

2.945(100),
2.552(60),
1.801(100),
1.537(90),
1.170(70),
1.139(50),
0.981(60),
0.860(60)

XRD chart Calzirtite

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)

6 - 7

VHN (Hard­ness Vick­ers)

1070 (75g)

Density (g/cm³)

5.01

5.155 ( ρ calc. Mineralienatlas )

Insta­bil­ity

++ warme konz. H2SO4, H3PO4, HCl

Preface

Author (Name, Year)

Zdorik & Sidorenko & Bykova, 1961

References

American Mineralogist: 46: 1515.

Doklady Akademii Nauk SSSR: 137: 681-684.

American Mineralogist: 71: 815-818.

Transactions (Doklady) of the USSR Academy of Sciences, Earth Science Sections 137 (1961), 443

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

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

Alternative Name

Calzirtit-1Q

Calzirtita

Calzirtite-1Q

CNMNC symbol

Symbol

Caz

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

German pages

DeWikiPedia - search for: Calzirtit
Google-Bilder-Suche - search for: Calzirtit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Calzirtit

English pages

Mindat - search for: Calzirtite
Webmineral - search for:Calzirtite
Handbook-of-Mineralogy - search for: Calzirtite
RRUFF - Raman, XRD and other mineral data - search for: Calzirtite
RRUFF - References and PDF downloads - search for: Calzirtite
American-Mineralogist-Crystal-Structure-Database - search for: Calzirtite
Athena - search for: Calzirtite

Russian pages

Webmineral.ru - search for: Кальциртит

Mineral Dealer

German pages

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Locations with GPS information