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Fluornatromicrolite

Pictures (7 Images total)

Fluornatromikrolith
Views (File:
1354894827
): 2334, Rating: 8.86
Fluornatromikrolith
Größe: 46x38x27 mm; Fundort: Shigar-Tal, Distrikt Skardu, Gilgit-Baltistan, Pakistan
Copyright: Watzl Minerals; Contribution: Philip Blümner
Location: Pakistan/Gilgit-Baltistan (Nordgebiete; Northern Areas)/Skardu, Distrikt/Shigar-Tal
Mineral: Fluornatromicrolite
Image: 1354894827
Rating: 8.86 (votes: 7)
License: Usage for Mineralienatlas project only
Fluornatromikrolith  D

Größe: 46x38x27 mm; Fundort: Shigar-Tal, Distrikt Skardu, Gilgit-Baltistan, Pakistan

Copyright: Watzl Minerals
Contribution: Philip Blümner 2012-12-07
Locality: Shigar-Tal / Skardu, Distrikt / Gilgit-Baltistan (Nordgebiete; Northern Areas) / Pakistan
Fluornatromikrolith xx
Views (File:
1334331724
): 1676
Fluornatromikrolith xx
Alto Quixaba/Paraiba,Brasilien; Bildbreite ca.4 mm
Copyright: Haubi; Contribution: Haubi
Collection: Haubi
Location: Brasilien/Nordosten (Região Nordeste)/Paraíba/Frei Martinho/Quixaba/Quixaba-Pegmatit
Mineral: Fluornatromicrolite
Image: 1334331724
Rating: 9 (votes: 1)
License: Usage for Mineralienatlas project only
Fluornatromikrolith xx

Alto Quixaba/Paraiba,Brasilien; Bildbreite ca.4 mm

Collection: Haubi
Copyright: Haubi
Contribution: Haubi 2012-04-13
Locality: Quixaba-Pegmatit / Quixaba / Frei Martinho / Paraíba / Nordosten (Região Nordeste) / Brasilien
Fluornatromicrolit aus Brasilien
Views (File:
1500747162
): 488
Fluornatromicrolit aus Brasilien
Fundort: Ipê Mine, Minas Gerais, Brasilien; Mineralien: Fluornatromicrolit (orange-gelbe Kristalle); Bildbreite: 1,2 mm; Bestimmung: optisch
Copyright: Florian; Contribution: Florian
Collection: Florian, Collection number: 1741
Location: Brasilien/Südosten (Região Sudeste)/Minas Gerais/Doce-Tal/Governador Valadares/Ipê Mine
Mineral: Fluornatromicrolite
Image: 1500747162
Rating: 9 (votes: 1)
License: Usage for Mineralienatlas project only
Fluornatromicrolit aus Brasilien (SNr: 1741)

Fundort: Ipê Mine, Minas Gerais, Brasilien; Mineralien: Fluornatromicrolit (orange-gelbe Kristalle); Bildbreite: 1,2 mm; Bestimmung: optisch

Collection: Florian
Copyright: Florian
Contribution: Florian 2017-07-22
Locality: Ipê Mine / Governador Valadares / Doce-Tal / Minas Gerais / Südosten (Região Sudeste) / Brasilien
Fluornatromicrolit aus Brasilien
Views (File:
1500816148
): 479
Fluornatromicrolit aus Brasilien
Fundort: Ipê Mine, Minas Gerais, Brasilien; Mineralien: Fluornatromicrolit (orange-gelbe Kristalle); Bildbreite: 1,2 mm; Bestimmung: optisch
Copyright: Florian; Contribution: Florian
Collection: Florian, Collection number: 1741
Location: Brasilien/Südosten (Região Sudeste)/Minas Gerais/Doce-Tal/Governador Valadares/Ipê Mine
Mineral: Fluornatromicrolite
Image: 1500816148
Rating: 7.5 (votes: 2)
License: Usage for Mineralienatlas project only
Fluornatromicrolit aus Brasilien (SNr: 1741)

Fundort: Ipê Mine, Minas Gerais, Brasilien; Mineralien: Fluornatromicrolit (orange-gelbe Kristalle); Bildbreite: 1,2 mm; Bestimmung: optisch

Collection: Florian
Copyright: Florian
Contribution: Florian 2017-07-23
Locality: Ipê Mine / Governador Valadares / Doce-Tal / Minas Gerais / Südosten (Região Sudeste) / Brasilien
Fluornatromicrolit aus Brasilien
Views (File:
1500816115
): 347
Fluornatromicrolit aus Brasilien
Fundort: Ipê Mine, Minas Gerais, Brasilien; Mineralien: Fluornatromicrolit (orange-gelbe Kristalle); Bildbreite: 1,2 mm; Bestimmung: optisch
Copyright: Florian; Contribution: Florian
Collection: Florian, Collection number: 1741
Location: Brasilien/Südosten (Região Sudeste)/Minas Gerais/Doce-Tal/Governador Valadares/Ipê Mine
Mineral: Fluornatromicrolite
Image: 1500816115
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Fluornatromicrolit aus Brasilien (SNr: 1741)

Fundort: Ipê Mine, Minas Gerais, Brasilien; Mineralien: Fluornatromicrolit (orange-gelbe Kristalle); Bildbreite: 1,2 mm; Bestimmung: optisch

Collection: Florian
Copyright: Florian
Contribution: Florian 2017-07-23
Locality: Ipê Mine / Governador Valadares / Doce-Tal / Minas Gerais / Südosten (Região Sudeste) / Brasilien

Collectors Summary

Color grün, bräunlich
Streak color weiß
Lustre Diamantglanz
Cleavages nicht erkennbar
Fracture muschelig
Crystal System kubisch, Fd3m

Chemism

Chemical formula

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

Chemical composition

Bismut, Calcium, Natrium, Niob, Tantal, Fluor, Sauerstoff

Unit weight: 526.30087989 u; Number of atoms in the formula: 11

Info

Empirical formula:

(Na0.6Ca0.3Bi0.1)2(Ta0.75Nb0.25)2O6F

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

18.24

6

54.55

15.9994300

95.9965800

Fluorine

F

3.61

1

9.09

18.9984033

18.9984033

Sodium

Na

5.24

1.2

10.91

22.9897702

27.5877242

Calcium

Ca

4.57

0.6

5.45

40.0784000

24.0470400

Niobium

Nb

8.83

0.5

4.55

92.9063820

46.4531910

Tantalum

Ta

51.57

1.5

13.64

180.9479100

271.4218650

Bismuth

Bi

7.94

0.2

1.82

208.9803820

41.7960764

Strunz 9th edition incl. updates

4.DH.15

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
D: Metall: Sauerstoff = 1:2 und vergleichbare
H: Mit großen (± mittelgroßen) [Kationen]; Lagen kantenverknüpfter Oktaeder
15:Pyrochlor-Gruppe

Lapis Classification

IV/C.13-012

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

Classification by Hölzel

4.CI.020

4: OXIDES
C: R2O3 Sesquioxides
I: Microlite-Group, Ta-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  ⇒ Microlite group

Optical Properties

Color

grün, bräunlich

Streak color

weiß

Lustre

Diamantglanz

Crystallography

Crystal System

kubisch

Class (H-M)

m3m

Space Group number

227

Space Group

Fd3m

Cell parameters a (Å)

10.445

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

90°

Cell parameters γ

90°

Z

8

Volume (ų)

1139.529

X-Ray Powder Diffraction

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

VHN (Hardness Vickers)

390 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

6.49 (berechnet)

6.135 ( ρ calc. Mineralienatlas )

Cleavages

nicht erkennbar

Fracture

muschelig

Tenacity

spröde

(Co-)Type locality

(Co-)Type locality

Brasilien/Nordosten (Região Nordeste)/Paraíba/Frei Martinho/Quixaba/Quixaba-Pegmatit

Type material

Mineralogische Sammlung der TU Bergakademie Freiberg

Collection number of type material

77975 / i 1,4

Paragenesis of type material

Albit, Quarz

IMA group assignments

Other languages

French

Fluornatromicrolite

English

Fluornatromicrolite

German

Fluornatromikrolith

Russian

Фторнатромикролит

Alternative Name

Bismutomicrolite (of Zalashkova & Kukharchik 1957)

German

Fluornatromicrolit

German

Fluoronatromikrolith

CNMNC (IMA)-Number

IMA 1998-018

CNMNC symbol

Symbol

Fnmic

Locations with GPS information

IDs

GUSID (Global unique identifier short form) bNFZestZDkWQEpLuWN_WNA
GUID (Global unique identifier) 7A59D16C-59CB-450E-9012-92EE58DFD634
Database ID 1250