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Oxycalciobetafite

Chemism

Chemical formula

Ca2(Ti,Nb)2O6O

Chemical composition

Calcium, Niob, Titan, Sauerstoff

Unit weight: 310.406651 u; Number of atoms in the formula: 11

Info

Empirical formula:

Ca2(Ti0.75Nb0.25)2O6O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

36.08

7

63.64

15.9994300

111.9960100

Calcium

Ca

25.82

2

18.18

40.0784000

80.1568000

Titanium

Ti

23.13

1.5

13.64

47.8671000

71.8006500

Niobium

Nb

14.97

0.5

4.55

92.9063820

46.4531910

Lapis Classification

IV/C.11-024

IV: OXIDE
C: Oxide mit Verhältnis Metall : Sauerstoff = 2:3 (M2O3 und verwandte Verbindungen)
11: Pyrochlor-Gruppe; BETAFIT-Untergruppe [Ti ± Nb]

Classification by Hölzel

4.CJ.140

4: OXIDES
C: R2O3 Sesquioxides
J: Betafite-Group, Ti-dominant on the B-site

IMA status

anerkannt (2010) - The Canadian Mineralogist Vol. 48, pp. 673-698 (2010)

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

Pyrochlore supergroup  ⇒ Betafite group

Crystals 3D

Open larger view

IMA group assignments

 
A2-mD2X6-wZ1-n
 
 

 
 
 
 
 

 
 
 
Ca2(Ti,Nb)2O6O
 
 

 
 
 
(U,Ca,◻)2 (Ti,Nb)2O6O
 
 

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Actuality: 25. Jan 2023 - 08:55:47

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