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Fluornatropyrochlore

Pictures (3 Images total)

Fluornatropyrochlor
Views (Image: 1620501415): 114
Fluornatropyrochlor

Agua de Pau Vulkan, Azoren; Bb 2 mm.

Collection: Guy Heinen
Copyright: Guy Heinen
Contribution: guyhein 2021-05-08
Locality: Água de Pau Vulkan / Lagoa, Kreis / Sao Miguel, Insel / Azoren (Ilhas dos Açores), Autonome Region / Portugal
Fluornatropyrochlor
Views (Image: 1589712826): 206
Fluornatropyrochlor

oranger, oktaedrischer Kristall von Fluornatropyrochlor in sanidinreichem Xenolith, Água de Pau Vulkan, São Miguel, Azoren, Portugal; BB < 1 mm, analysiert

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-05-17
Locality: Água de Pau Vulkan / Lagoa, Kreis / Sao Miguel, Insel / Azoren (Ilhas dos Açores), Autonome Region / Portugal
Fluornatropyrochlor
Views (Image: 1629738849): 78
Fluornatropyrochlor

Fluornatropyrochlor, Pau Vulkan, Lagoa, Azoren, Portugal, BB: 1,44 mm

Collection: Harald Biecker
Copyright: Harald Biecker
Contribution: Harald Biecker 2021-08-23
Locality: Água de Pau Vulkan / Lagoa, Kreis / Sao Miguel, Insel / Azoren (Ilhas dos Açores), Autonome Region / Portugal

Collectors Summary

Hardness (Mohs) 4 - 4.5
Crystal System kubisch, Fd3m

Chemism

Chem­ical formula

(Na,Pb,Ca,REE,U)2Nb2O6F

Empir­ical formula (anal­y­sis)

(Na1.03Pb0.34Ca0.17U0.10Th0.01Ce0.12La0.05Y0.02Nd0.01)Σ1.85(Nb1.88Ti0.08Ta0.06Sn0.01)Σ2.03O6.21F0.79

Chem­ical com­po­si­tion

Blei, Calcium, Natrium, Niob, Fluor, Sauerstoff, Uran, REE

Unit weight: 458.9497653735 u; Number of atoms in the formula: 10.88

Info

Empirical formula:

(Na1.03Pb0.34Ca0.17U0.10Th0.01Ce0.12La0.05Y0.02Nd0.01)(Nb1.88Ti0.08Ta0.06Sn0.01)O6.21F0.79

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

21.65

6.21

57.08

15.9994300

99.3564603

Fluorine

F

3.27

0.79

7.26

18.9984033

15.0087386

Sodium

Na

5.16

1.03

9.47

22.9897702

23.6794633

Calcium

Ca

1.48

0.17

1.56

40.0784000

6.8133280

Titanium

Ti

0.83

0.08

0.74

47.8671000

3.8293680

Yttrium

Y

0.39

0.02

0.18

88.9058520

1.7781170

Niobium

Nb

38.06

1.88

17.28

92.9063820

174.6639982

Tin

Sn

0.26

0.01

0.09

118.7107000

1.1871070

Lanthanum

La

1.51

0.05

0.46

138.9055200

6.9452760

Cerium

Ce

3.66

0.12

1.10

140.1161000

16.8139320

Neodymium

Nd

0.31

0.01

0.09

144.2430000

1.4424300

Tantalum

Ta

2.37

0.06

0.55

180.9479100

10.8568746

Lead

Pb

15.35

0.34

3.13

207.2100000

70.4514000

Thorium

Th

0.51

0.01

0.09

232.0381100

2.3203811

Uranium

U

5.19

0.1

0.92

238.0289130

23.8028913

Anal­y­sis wt%

Na2O : 6.80, K2O : 0.01, CaO : 2.01, MgO : 0.01, FeO : 0.05, SrO : 0.03, PbO : 16.17, Ce2O3 : 4.29, La2O3 : 1.65, Nd2O3 : 0.41, Y2O3 : 0.42, SiO2 : 0.03, TiO2 : 1.36, UO2 : 5.81, Ta2O5 : 3.00, Nb2O5 : 53.42, F : 3.19, Cl : 0.02, ThO2, Sb2O5 : 0.01, ZrO2 : 0.01, MnO : 0.04, SnO2 : 0.34, H2O nicht detektiert, Total : 98.21 wt.%

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.12-012

IV: OXIDE
C: Oxide mit Verhältnis Metall : Sauerstoff = 2:3 (M2O3 und ver-wandte Verbindungen)
12: Pyrochlor-Gruppe; PYROCHLOR-Untergruppe [Nb ± Ta]

Clas­sifica­tion by Hölzel

4.CH.020

4: OXIDES
C: R2O3 Sesquioxides
H: Pyrochlore-Group, Nb-dominant on the B-site

IMA sta­tus

anerkannt - CNMNC Newsletter No. 17, October 2013

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Pyrochlore supergroup  ⇒ Pyrochlore group

Optical Properties

RI value α / ω / n

n = 2.10(5) (589.9 nm)

Anisotropism

isotropisch

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

m3m

Space Group number

227

Space Group

Fd3m

Cell param­e­ters a (Å)

10.5053

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 (ų)

1159.379

X-Ray Pow­der Diffrac­tion

6.074(3),
3.042(100),
2.628(38),
1.857(34),
1.582(15),
1.515(4),
1.314(2),
1.205(3)

XRD chart Fluornatropyrochlore

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

Crystals 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

4 - 4.5

Density (g/cm³)

5.275 (berechnet)

5.258 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Mongolei/Chowd, Aimag/Altai-Hochgebirge/Khaldzan-Buragtag-Massiv

China/Sichuan, Provinz/Liangshan, Präfektur/Mianning, Kreis/Maoniuping SE-Lagerstätte

Type mate­r­ial

Laboratory of Crystal Structure, Scientific Research Institute, China University of Geosciences, Beijing, 100083, China

Col­lec­tion number of type mate­r­ial

MNP-X-2

Preface

Author (Name, Year)

Yin Jingwu, Li Guowu, Yang Guangming, Xiong Ming, Ge Xiangkun und Pan Baoming (2013)

References

The Pyrochlore Supergroup of Minerals: Nomenclature - The Canadian MineralogistVol. 48, pp. 673-698 (2010) http://pubsites.uws.edu.au/ima-cnmnc/Atencio%20et%20al%20pyrochlore%20nomenclature.pdf

Yin Jingwu, Li Guowu, Yang Guangming, Xiong Ming, Ge Xiangkun und Pan Baoming (2013) Fluornatropyrochlore, IMA 2013-056. CNMNC Newsletter No. 17, October 2013, page 3003; Mineralogical Magazine, 77, 2997 - 3005.

Fluornatropyrochlor, a new Pyrochlore Supergroup Mineral from the Boziguoer Rare Earth element Deposit, Baicheng County, Akesu, Xinjang, China - Canadian Mineralogist 2015 (canmin.1500007; published ahead of print November 23, 2015)

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

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

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)

Sr0.6Nb2(O,OH)7

kubisch : m3m : Fd3m

4.DH.15

Cesiokenopyrochlore

☐Nb2(O,OH)6Cs1−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

(Bi1.33☐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

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+1.50.5)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

Ca1.5Ta2O6(OH)

kubisch : 432 : P4332

4.DH.15

Hydroxyplumbopyrochlore

(Pb1.50.5)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]

Fluornatropyrochlore

(Na,Pb,Ca,REE,U)2Nb2O6F

kubisch : m3m : Fd3m

IV/C.12-012

Oxynatropyrochlore

(Na,Ca,U)2Nb2O6(O,OH)

IV/C.12-014

Hydroxycalciopyrochlore

(Ca,Na,U,☐)2(Nb,Ti)2O6(OH)

kubisch : m3m : Fd3m

IV/C.12-020

Fluorcalciopyrochlore

(Ca,Na)2(Nb,Ti)2O6F

kubisch : m3m : Fd3m

IV/C.12-022

Oxycalciopyrochlore

Ca2Nb2O6O

IV/C.12-024

Fluorstrontiopyrochlore

(Sr,☐)2Nb2(O,OH)6F

IV/C.12-042

Oxyplumbopyrochlore

Pb2Nb2O6O

IV/C.12-054

Kenoplumbopyrochlore

(Pb,☐)Nb2 O6(☐,O)

IV/C.12-058

Oxyyttropyrochlore-(Y)

(Y,☐) 2Nb2O6O

IV/C.12-074

Hydropyrochlore

(H2O,☐)2Nb2(O,OH)6(H2O)

kubisch : m3m : Fd3m

IV/C.12-096

Hydroxykenopyrochlore

(☐,Ce,Ba)2(Nb,Ti)2O6(OH,F)

kubisch : m3m : Fd3m

IV/C.12-100

Fluorkenopyrochlore

(☐,Na,Ce,Ca)2(Nb,Ti)2O6F

IV/C.12-102

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

Fluornatropyrochlore

(Na,Pb,Ca,REE,U)2Nb2O6F

kubisch : m3m : Fd3m

4.CH.020

Oxynatropyrochlore

(Na,Ca,U)2Nb2O6(O,OH)

4.CH.040

Varieties

Natropyrochlore

Synonym für Fluornatropyrochlor oder Oxynatropyrochlor

CNMNC (IMA)-Number

IMA 2013-056

CNMNC symbol

Symbol

Fnpcl

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

German pages

DeWikiPedia - search for: Fluornatropyrochlor
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Mineralogisch-Petrographisches-Institut Hamburg - search for: Fluornatropyrochlor

English pages

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Webmineral - search for:Fluornatropyrochlore
Handbook-of-Mineralogy - search for: Fluornatropyrochlore
RRUFF - Raman, XRD and other mineral data - search for: Fluornatropyrochlore
RRUFF - References and PDF downloads - search for: Fluornatropyrochlore
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Russian pages

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German pages

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