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Tantalite

Pictures (6 Images total)

Tantalit
Views (Image: 1255985155): 4286
Tantalit

Coolgardie Shire, West-Australien, 25 mm Durchmesser

Collection: Embarak
Copyright: Embarak
Contribution: Embarak 2009-10-19
Locality: Coolgardie Shire / Western Australia / Australien
Tantalit auf Albit
Views (Image: 1265810381): 3762
Tantalit auf Albit

Größe: 41x39x23 mm; Fundort: Chilas, Diamir-Distrikt, Nordgebiete, Pakistan

Copyright: Rob Lavinsky
Contribution: slugslayer 2010-02-10
Locality: Chilas / Diamir, Distrikt / Gilgit-Baltistan (Nordgebiete; Northern Areas) / Pakistan
Tantalit
Views (Image: 1264176845): 2629
Tantalit

Kristallgröße: 20 mm; Fundort: Parelhas, Rio Grande do Norte, Brasilien

Copyright: Paul Bongaerts
Contribution: slugslayer 2010-01-22
Locality: Parelhas / Seridó Oriental / Rio Grande do Norte / Nordosten (Região Nordeste) / Brasilien
Tantalit, Quarz
Views (Image: 1295778140): 2391
Tantalit, Quarz

Größe: 47x46x32 mm; Fundort: Gilgit-Distrikt, Gilgit-Baltistan, Pakistan; Ex Wolfgang Henkel Sammlung

Copyright: Dan Weinrich
Contribution: slugslayer 2011-01-23
Locality: Gilgit, Distrikt / Gilgit-Baltistan (Nordgebiete; Northern Areas) / Pakistan
Beryll X mit schwarzem Tantalit X
Views (Image: 1222277580): 4648
Beryll X mit schwarzem Tantalit X

Größe: 60x50x40 mm; Fundort: Darra-i-Pech, Nangarhar, Afghanistan

Copyright: UKMining Ventures
Contribution: slugslayer 2008-09-24
Locality: Dara-i-Pech Pegmatitfeld / Chapa Dara, Distrikt / Kunar (Konar), Provinz / Afghanistan
Tantalitkristall, z.T. mit Purpuritpseudomorphose
Views (Image: 1236984941): 3359
Tantalitkristall, z.T. mit Purpuritpseudomorphose

Größe: 46x41x24 mm; Fundort: Pack Rat Mine, San Diego Co., Kalifornien, USA

Copyright: Rob Lavinsky
Contribution: slugslayer 2009-03-13
Locality: Pack Rat Mine / Mt. Tule / Jacumba District / San Diego Co. / Kalifornien (California) / USA

Chemism

Chem­ical formula

(Fe,Mn)(Ta,Nb)2O6

Chem­ical com­po­si­tion

Eisen, Mangan, Niob, Tantal, Sauerstoff

Unit weight: 469.490048475 u; Number of atoms in the formula: 9

Info

Empirical formula:

(Fe0.75Mn0.25)(Ta0.75Nb0.25)2O6

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

20.45

6

66.67

15.9994300

95.9965800

Manganese

Mn

2.93

0.25

2.78

54.9380499

13.7345125

Iron

Fe

8.92

0.75

8.33

55.8452000

41.8839000

Niobium

Nb

9.89

0.5

5.56

92.9063820

46.4531910

Tantalum

Ta

57.81

1.5

16.67

180.9479100

271.4218650

Crystals 3D

Open larger view

Preface

Author (Name, Year)

Ekeberg, 1802

Addi­tional Informa­tion

veralteter Sammelbegriff für Tantalit-(Fe), Tantalit-(Mg),Tantalit-(Mn) aus der Columbit-Gruppe

Alternative Name

Ferrocolumbite (of Shepard)

Ferrocolumbite (of Shepard)

German

Harttantalerz

German

Ildefonsit

Spanish

Ildefonsita

Ildefonsite

Prismatisches Tantalerz

German

Siderotantalit

Spanish

Siderotantalita

Siderotantalite

Tantale oxid ferro-mangansifre

Tantale oxidé ferro-manganésifère

Tantalite de Limoges

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

German pages

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

English pages

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

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Tantalit
Crystal-Treasure.com - search for: Tantalit
Bosse - search for: Tantalit

Locations with GPS information