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Scheteligite

Collectors Summary

Color schwarz-met.
Streak color gelblichgrau
Hardness (Mohs) 5.5
Cleavages fehlt
Solubility +++ HF, - Säuren

Chemism

Chem­ical formula

(Ca,Y,Sb,Mn)2(Ti,Ta,Nb,W)2O6(O,OH)

Chem­ical com­po­si­tion

Antimon, Calcium, Mangan, Niob, Tantal, Titan, Yttrium, Sauerstoff, Wasserstoff, Wolfram

Unit weight: 437.71150534 u; Number of atoms in the formula: 11.25

Info

Empirical formula:

(Ca0.55Y0.3Sb0.1Mn0.05)2(Ti0.55Ta0.3Nb0.1W0.05)2O6(O0.75(OH)0.25)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

0.06

0.25

2.22

1.0079470

0.2519868

Oxygen

O

25.59

7

62.22

15.9994300

111.9960100

Calcium

Ca

10.07

1.1

9.78

40.0784000

44.0862400

Titanium

Ti

12.03

1.1

9.78

47.8671000

52.6538100

Manganese

Mn

1.26

0.1

0.89

54.9380499

5.4938050

Yttrium

Y

12.19

0.6

5.33

88.9058520

53.3435112

Niobium

Nb

4.25

0.2

1.78

92.9063820

18.5812764

Antimony

Sb

5.56

0.2

1.78

121.7601000

24.3520200

Tantalum

Ta

24.80

0.6

5.33

180.9479100

108.5687460

Tungsten

W

4.20

0.1

0.89

183.8410000

18.3841000

Lapis Clas­sifica­tion

IV/C.15-020

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

Clas­sifica­tion by Hölzel

4.CJ.121

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

IMA sta­tus

Diskreditiert von der CNMNC

Optical Properties

Color

schwarz-met.

Streak color

gelblichgrau

2V angle

Isotropisch

Crystallography

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Physical Properties

Hard­ness (Mohs)

5.5

Density (g/cm³)

4.74 (gemessen)

Cleav­ages

fehlt

Insta­bil­ity

+++ HF, - Säuren

Preface

Author (Name, Year)

Bjørlykke, 1937

References

American Mineralogist 62 (1977), 403

Other languages

German

Scheteligit

English

Scheteligite

French

Scheteligite

Spanish

Schlegelita

Alternative Name

Spanish

Scheteligita

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

German pages

DeWikiPedia - search for: Scheteligit
Google-Bilder-Suche - search for: Scheteligit
Mineralienatlas.de (Forum) - search for: Scheteligit

English pages

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

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Scheteligit
Crystal-Treasure.com - search for: Scheteligit
Bosse - search for: Scheteligit
Edelsteine Neuburg - Gundolf Fischer - search for: Scheteligit
Geolitho marketplace, by and for collectors - search for: Scheteligit