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Hydromicrolite

Chemism

Chemical formula

(H2O,◻)2Ta2(O,OH)6(H2O)

Chemical composition

Tantal, Sauerstoff, Wasserstoff

Unit weight: 495.4349685 u; Number of atoms in the formula: 15.5

Info

Empirical formula:

(H2O,◻)2Ta2(O0.75(OH)0.25)6(H2O)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.12

5.5

35.48

1.0079470

5.5437085

Oxygen

O

25.83

8

51.61

15.9994300

127.9954400

Tantalum

Ta

73.05

2

12.90

180.9479100

361.8958200

Classification by Hölzel

4.CI.860

4: OXIDES
C: R2O3 Sesquioxides
I: Microlite-Group, Ta-dominant on the B-site

IMA status

mögliches neues Mineral, bisher ohne veröffentlichte Daten - The Canadian Mineralogist Vol. 48, pp. 673-698 (2010)

IMA Classification

IMA Classification

Pyrochlore supergroup  ⇒ Microlite group

Crystals 3D

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IMA group assignments

 
A2-mD2X6-wZ1-n
 
 

 
 
(Na,Ca)2Ta2O6(O,OH,F)
kubisch
Fd3m

 
 
 
(Ca,Na)2Ta2(O,OH)6F
kubisch
Fd3m

 
 
 
(Na,Ca,Bi)2(Ta,Nb)2O6F
kubisch
Fd3m

 
 
 
(◻,H2O)2Ta2(O,OH)6(H2O)
kubisch
Fd3m

 
 
 
(H2O,◻)2Ta2(O,OH)6(H2O)
 
 

 
 
 
Ca1.5Ta2O6(OH)
kubisch
P4332

 
 
 
(◻,Na,Sb3+)2Ta2O6(OH)
kubisch
Fd3m

 
 
 
(Pb,◻)2Ta 2O6(◻,O,OH)
kubisch
Fd3m

 
 
 
(Bi1.33☐0.67)Σ2Ta2O6O
kubisch
Fd3m

 
 
 
Ca2Ta2O7
kubisch
Fd3m

 
 
 
(Na,Ca,U)2(Ta,Nb)2O6(O,F)
kubisch
Fd3m

 
 
 
Sn2Ta2O6O
kubisch
Fd3m

 
 
 
(Sb3+,Ca)2Ta2O6O
 
 

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Actuality: 12. Apr 2024 - 07:35:29

Other languages

English

Hydromicrolite

German

Hydromikrolith

IDs

GUSID (Global unique identifier short form) aUZjWRZHtk66XXzCSFvSqw
GUID (Global unique identifier) 59634669-4716-4EB6-BA5D-7CC2485BD2AB
Database ID 7201