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Wilancookite

Additional Functions

Collectors Summary

Color farblos
Crystal System kubisch, I23
Morphology Dodekaeder auf Glimmer

Chemism

Chemical formula

Ba8(Ba3Li2☐)Be24P24O96·32H2O

Additional chem. information

Ba-Phosphat

Chemical composition

Barium, Beryllium, Lithium, Phosphor, Sauerstoff, Wasserstoff

Unit weight: 4596.585392 u; Number of atoms in the formula: 253

Info

Empirical formula:

Ba8(Ba3Li2☐)Be24P24O96·32H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

1.40

64

25.30

1.0079470

64.5086080

Lithium

Li

0.30

2

0.79

6.9412000

13.8824000

Beryllium

Be

4.71

24

9.49

9.0121823

216.2923752

Oxygen

O

44.55

128

50.59

15.9994300

2,047.9270400

Phosphorus

P

16.17

24

9.49

30.9737612

743.3702688

Barium

Ba

32.86

11

4.35

137.3277000

1,510.6047000

IMA status

anerkannt CNMNC Sept. 2015 - CNMNC Newsletter No. 27 Okt. 2015

Mineral status

anerkanntes Mineral

Optical Properties

Color

farblos

Crystallography

Crystal System

kubisch

Class (H-M)

23

Space Group number

197

Space Group

I23

Cell parameters a (Å)

13.5398(2)

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

-

Cell parameters γ

-

Volumne (ų)

2482.2

X-Ray Powder Diffraction

6.90(60), 5.54(80), 3.630(60), 3.212(70), 3.043(100), 2.885(70), 2.774(80), 2.398(60)

XRD chart Wilancookite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Morphology

Dodekaeder auf Glimmer

(Co-)Type locality

(Co-)Type locality

Brasilien/Südosten (Região Sudeste)/Minas Gerais/Jequitinhonha, Fluss/Itinga/Taquaral/Piauí-Tal/Ponte do Piauí complex granitic pegmatite

Type material

Laboratory of Mineralogy, University of Liège

Natural History Museum of Luxembourg

Collection number of type material

20394 (Liège)

2011-33 (Luxembourg)

Author (Name, Year)

Menezes Filho, L.A.D., Hatert, F., Philippo, S., Ottolini, L., Dal Bo, F., Scholz, R., Chaves, M.L.S.C., Yang, H. and Downs, R.T. (2015)

References

Menezes Filho, L.A.D., Hatert, F., Philippo, S., Ottolini, L., Dal Bo, F., Scholz, R., Chaves, M.L.S.C., Yang, H. and Downs, R.T. (2015) Wilancookite, IMA 2015-034. CNMNC Newsletter No. 27, October 2015, page 1228; Mineralogical Magazine, 79, 1229-1236

Other languages

German

Wilancookit

English

Wilancookite

IMA Number

IMA 2015-034

RRUFF ID

R100091

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

German pages

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

English pages

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Webmineral - search for: Wilancookite
Handbook-of-Mineralogy - search for: Wilancookite
RRUFF Database-of-Raman-spectroscopy - search for: Wilancookite
American-Mineralogist-Crystal-Structure-Database - search for: Wilancookite
Athena - search for: Wilancookite

Mineral Dealer

German pages

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Crystal-Treasure.com - search for: Wilancookit
Bosse - search for: Wilancookit



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