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Fluornatromicrolite

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Pictures (6 Images total)

Views (Image: 1354894827): 2032, Rating: 8.86

Fluornatromikrolith D

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

Watzl Minerals

Contribution: slugslayer 2012-12-07

Locality: Shigar-Tal / Skardu, Distrikt / Gilgit-Baltistan (Nordgebiete; Northern Areas) / Pakistan

Views (Image: 1334331724): 1359

Fluornatromikrolith xx

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

Collection:

Haubi

Contribution: Haubi 2012-04-13

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

Views (Image: 1500747162): 364

Fluornatromicrolit aus Brasilien (SNr: 1741)

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

Collection:

Florian

Contribution: Florian 2017-07-22

Locality: Ipê Mine / Governador Valadares / Doce-Tal / Minas Gerais / Südosten (Região Sudeste) / Brasilien

Views (Image: 1500816148): 372

Fluornatromicrolit aus Brasilien (SNr: 1741)

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

Collection:

Florian

Contribution: Florian 2017-07-23

Locality: Ipê Mine / Governador Valadares / Doce-Tal / Minas Gerais / Südosten (Região Sudeste) / Brasilien

Views (Image: 1500816115): 238

Fluornatromicrolit aus Brasilien (SNr: 1741)

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

Collection:

Florian

Contribution: Florian 2017-07-23

Locality: Ipê Mine / Governador Valadares / Doce-Tal / Minas Gerais / Südosten (Região Sudeste) / Brasilien

Views (Image: 1243194699): 1108

Fluornatromikrolith auf Orthoklas

Bildbreite: 7 mm; Fundort: Mokrusha, Alabashka-Pegmatit, Yuzhakovo, Swerdlowsk Oblast, Russland

Pavel M. Kartashov

Contribution: slugslayer 2009-05-24

Locality: Mokrusha / Alabashka-Pegmatitfeld / Yuzhakovo / Swerdlowsk, Oblast (Sverdlovskaya) / Ural, Föderationskreis / Russland

More images

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:

(Na_0.6Ca_0.3Bi_0.1)₂(Ta_0.75Nb_0.25)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

Search for minerals with similar chemistry

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

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
Volumne (Å³)	1139.529
X-Ray Powder Diffraction

Crystals 3D

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Crystal Structure 3D

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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

References

The Pyrochlore Supergroup of Minerals: Nomenclature; The Canadian Mineralogist Vol. 48, pp. 673-698 (2010)

IMA group assignments

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

'Betafite (of Hogarth 1977)' (Var.v. Pyrochlore supergroup)	(Ca,Na,U)₂(Ti,Nb,Ta)₂O₆(OH) kubisch : m3m : Fd3m	4.DH.15
Hydroplumboelsmoreite	(Pb,☐)₂(W,Fe³⁺)₂O₆(H₂O) kubisch : m3m : Fd3m	4.DH.15
Fluornatrocoulsellite	CaNa₃AlMg₃F₁₄ trigonal : 3m : R3m	4.DH.15
Hydroxymanganopyrochlore	(Mn,Th,Na,Ca,REE)₂(Nb,Ti)₂O₆(OH) kubisch : m3m : Fd3m	4.DH.15
'Alumotungstite' (Var.v. Hydrokenoelsmoreite)	(H₂O,Ca)_x(W,Al)₂(O,OH)₆·nH₂O kubisch	4.DH.15
'Calciobetafite' (Var.v. Pyrochlore supergroup)	Ca₂(Ti,Nb)₂(O,OH)₇ kubisch : m3m : Fd3m	4.DH.15
'Cesstibtantite' (Var.v. Pyrochlore supergroup)	(Cs,Na)SbTa₄O₁₂ kubisch : m3m : Fd3m	4.DH.15
'Ferritungstite' (Var.v. Hydrokenoelsmoreite)	(W⁶⁺,Fe³⁺)₂(O,OH)₆·n(H₂O,K,Ca,Na) kubisch : m3m : Fd3m	4.DH.15
Hydropyrochlore	(H₂O,☐)₂Nb₂(O,OH)₆(H₂O) kubisch : m3m : Fd3m	4.DH.15
'Plumbobetafite' (Var.v. Pyrochlore supergroup)	(Pb,U,Ca)(Ti,Nb)₂O₆(OH,F) kubisch : m3m : Fd3m	4.DH.15
'Stibiobetafite' (Var.v. Pyrochlore group)	(Sb³⁺,Ca)₂(Ti,Nb,Ta)₂(O,OH)₇ kubisch : m3m : Fd3m	4.DH.15
'Uranmicrolite' (Var.v. Microlite group)	(Ca,U)₂(Ta,Nb)₂O₆(OH,F) kubisch : m3m : Fd3m	4.DH.15
'Uranopyrochlore' (Var.v. Pyrochlore supergroup)	(Ca,U,Na,Ce)₂(Nb,Ta)₂(O,OH,F)₇ kubisch : m3m : Fd3m	4.DH.15
'Bariomicrolite'	Ba(Ta,Nb)₂(O,OH)₇ kubisch : m3m : Fd3m	4.DH.15
'Bariopyrochlore' (Var.v. Pyrochlore supergroup)	(Ba,Sr)(Nb,Ti)₂(O,OH)₇ kubisch : m3m : Fd3m	4.DH.15
'Natrobistantite' (Var.v. Microlite group)	(Na,Cs)Bi(Ta,Nb,Sb)₄O₁₂ kubisch	4.DH.15
'Plumbomicrolite' (Var.v. Microlite group)	(Pb,Na,Ca)₂(Ta,Nb)₂(O,OH)₇ kubisch : m3m : Fd3m	4.DH.15
'Plumbopyrochlore' (Var.v. Pyrochlore group)	(Pb,Y,U,Ca)_2-xNb₂O₆(OH) kubisch : m3m : Fd3m	4.DH.15
'Stannomicrolite' (Var.v. Microlite group)	(Sn²⁺,Fe²⁺)(Ta,Nb,Sn⁴⁺)₂(O,OH)₇ kubisch : m3m : Fd3m	4.DH.15
'Stibiomicrolite' (Var.v. Microlite group)	(Sb,Ca,Na)₂(Ta,Nb)₂(O,OH)₇ kubisch : m3m : Fd3m	4.DH.15
'Bismutomicrolite'	(Bi,Ca)(Ta,Nb)₂O₆(OH) kubisch : m3m : Fd3m	4.DH.15
'Bismutopyrochlore' (Var.v. Pyrochlore supergroup)	(Bi,U,Ca,Pb)_1+x(Nb,Ta)₂O₆(OH)·nH₂O kubisch : m3m : Fd3m	4.DH.15
Oxynatromicrolite	(Na,Ca,U)₂(Ta,Nb)₂O₆(O,F) kubisch : m3m : Fd3m	4.DH.15
'Yttrobetafite-(Y)' (Var.v. Pyrochlore supergroup)	(Y,U,Ce)₂(Ti,Nb,Ta)₂O₆(OH) amorph	4.DH.15
'Strontiopyrochlore' (Var.v. Pyrochlore group)	Sr_0.6Nb₂(O,OH)₇ kubisch : m3m : Fd3m	4.DH.15
Cesiokenopyrochlore	☐Nb₂(O,OH)₆Cs_1−x {x ∼ 0.20} kubisch : m3m : Fd3m	4.DH.15
Hydrokenoelsmoreite	WO₃·0.5H₂O kubisch : m3m : Fd3m	4.DH.15
Hydrokenomicrolite	(◻,H₂O)₂Ta₂(O,OH)₆(H₂O) kubisch : m3m : Fd3m	4.DH.15
Oxybismutomicrolite	(Bi_1.33☐0.67)_Σ2Ta₂O₆O kubisch : m3m : Fd3m	4.DH.15
Oxycalciomicrolite	Ca₂Ta₂O₇ kubisch : m3m : Fd3m	4.DH.15
Oxystannomicrolite	Sn₂Ta₂O₆O kubisch : m3m : Fd3m	4.DH.15
Oxystibiomicrolite	(Sb³⁺,Ca)₂Ta₂O₆O	4.DH.15
'Yttropyrochlore-(Y)' (Var.v. Pyrochlore group)	(Y,Na,Ca,U)_1-2(Nb,Ta,Ti)₂(O,OH)₇ kubisch	4.DH.15
'Ceriopyrochlore-(Ce)' (Var.v. Pyrochlore supergroup)	(Ca,Ce,Y,Na)₂(Nb,Ta)₂(O,OH,F)₇ kubisch : m3m : Fd3m	4.DH.15
Fluornatromicrolite	(Na,Ca,Bi)₂(Ta,Nb)₂O₆F kubisch : m3m : Fd3m	4.DH.15
Fluornatropyrochlore	(Na,Pb,Ca,REE,U)₂Nb₂O₆F kubisch : m3m : Fd3m	4.DH.15
Hydrokenopyrochlore	☐₂Nb₂O₄(OH)₂(H₂O) kubisch : m3m : Fd3m	4.DH.15
Hydroxyferroroméite	(Fe²⁺_1.5☐_0.5)Sb⁵⁺₂O₆(OH) kubisch : m3m : Fd3m	4.DH.15
Kenoplumbomicrolite	(Pb,◻)₂Ta ₂O₆(◻,O,OH) kubisch : m3m : Fd3m	4.DH.15
Oxycalciopyrochlore	Ca₂Nb₂O₆O	4.DH.15
Fluorcalciomicrolite	(Ca,Na)₂Ta₂(O,OH)₆F kubisch : m3m : Fd3m	4.DH.15
Hydroxykenoelsmoreite	(☐,Pb)₂(W,Fe³⁺,Al)₂(O,OH)₆(OH) trigonal : 3 : R3	4.DH.15
Hydroxykenomicrolite	(◻,Na,Sb³⁺)₂Ta₂O₆(OH) kubisch : m3m : Fd3m	4.DH.15
Hydroxykenopyrochlore	(☐,Ce,Ba)₂(Nb,Ti)₂O₆(OH,F) kubisch : m3m : Fd3m	4.DH.15
Fluorcalciopyrochlore	(Ca,Na)₂(Nb,Ti)₂O₆F kubisch : m3m : Fd3m	4.DH.15
Hydroxynatropyrochlore	(Na,Сa,Ce)₂Nb₂O₆(OH) kubisch : m3m : Fd3m	4.DH.15
Hydroxycalciomicrolite	Ca_1.5Ta₂O₆(OH) kubisch : 432 : P4₃32	4.DH.15
Hydroxyplumbopyrochlore	(Pb_1.5☐_0.5)Nb₂O₆(OH) kubisch : m3m : Fd3m	4.DH.15
Hydroxycalciopyrochlore	(Ca,Na,U,☐)₂(Nb,Ti)₂O₆(OH) kubisch : m3m : Fd3m	4.DH.15
Fluorcalcioroméite	(Ca,Na)₂Sb⁵⁺₂O₆(F,OH) kubisch : m3m : Fd3m	4.DH.15d

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Fluornatromicrolite	(Na,Ca,Bi)₂(Ta,Nb)₂O₆F kubisch : m3m : Fd3m	IV/C.13-012
Fluorcalciomicrolite	(Ca,Na)₂Ta₂(O,OH)₆F kubisch : m3m : Fd3m	IV/C.13-022
Oxycalciomicrolite	Ca₂Ta₂O₇ kubisch : m3m : Fd3m	IV/C.13-024
Oxystannomicrolite	Sn₂Ta₂O₆O kubisch : m3m : Fd3m	IV/C.13-034
Kenoplumbomicrolite	(Pb,◻)₂Ta ₂O₆(◻,O,OH) kubisch : m3m : Fd3m	IV/C.13-058
Oxystibiomicrolite	(Sb³⁺,Ca)₂Ta₂O₆O	IV/C.13-064
Hydroxykenomicrolite	(◻,Na,Sb³⁺)₂Ta₂O₆(OH) kubisch : m3m : Fd3m	IV/C.13-100
'Oxykenomicrolite'	X₂(Ta,Nb)₂(O,OH)₆O	IV/C.13-104
Hydrokenomicrolite	(◻,H₂O)₂Ta₂(O,OH)₆(H₂O) kubisch : m3m : Fd3m	IV/C.13-106

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Fluornatromicrolite

(Na,Ca,Bi)₂(Ta,Nb)₂O₆F

kubisch : m3m : Fd3m

4.CI.020

Alternative Name

	Bismutomicrolite (of Zalashkova & Kukharchik 1957)
German	Fluornatromicrolit
German	Fluoronatromikrolith

CNMNC (IMA)-Number

IMA 1998-018

CNMNC symbol

Symbol

Fnmic

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

German pages	DeWikiPedia - search for: Fluornatromikrolith Google-Bilder-Suche - search for: Fluornatromikrolith Mineralogisch-Petrographisches-Institut Hamburg - search for: Fluornatromikrolith
English pages	Mindat - search for: Fluornatromicrolite Webmineral - search for:Fluornatromicrolite Handbook-of-Mineralogy - search for: Fluornatromicrolite RRUFF - Raman, XRD and other mineral data - search for: Fluornatromicrolite RRUFF - References and PDF downloads - search for: Fluornatromicrolite American-Mineralogist-Crystal-Structure-Database - search for: Fluornatromicrolite Athena - search for: Fluornatromicrolite Strahlen.org - search for: Fluornatromicrolite Mineralienatls.de (Forum) - search for: Fluornatromikrolith
Russian pages	Webmineral.ru - search for: Фторнатромикролит

Mineral Dealer

German pages

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Crystal-Treasure.com - search for: Fluornatromikrolith
Bosse - search for: Fluornatromikrolith
Edelsteine Neuburg - Gundolf Fischer - search for: Fluornatromikrolith

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