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Hydroxyplumbopyrochlore

Collectors Summary

Color blassgelb bis blassbraun
Streak color weiß
Cleavages fehlt
Fracture muschelig
Crystal System kubisch, Fd3m
Morphology Oktaeder, "slightly rhombic dodecahedra" und Würfel, und ihre Kombinationen; Größe 0.01–0.06 mm.

Chemism

Chem­ical formula

(Pb1.50.5)Nb2O6(OH)

Empir­ical formula (anal­y­sis)

(Pb1.34Ca0.03Fe0.01Sr0.010.61)Σ2(Nb1.75Ti0.12Ta0.12Si0.01)Σ2O6(OH0.53O0.080.39)Σ1

Chem­ical com­po­si­tion

Blei, Niob, Sauerstoff, Wasserstoff, Vakanz

Unit weight: 584.43341532 u; Number of atoms in the formula: 12

Info

Empirical formula:

(Pb1.34Ca0.03Fe0.01Sr0.01Vc0.61)(Nb1.75Ti0.12Ta0.12Si0.01)O6(OH0.53O0.08Vc0.39)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Vacancy

Vc

0.00

1

8.33

0.0000000

0.0000000

Hydrogen

H

0.09

0.53

4.42

1.0079470

0.5342119

Oxygen

O

19.38

7.08

59.00

15.9994300

113.2759644

Silicon

Si

0.05

0.01

0.08

28.0855300

0.2808553

Calcium

Ca

0.21

0.03

0.25

40.0784000

1.2023520

Titanium

Ti

0.98

0.12

1.00

47.8671000

5.7440520

Iron

Fe

0.10

0.01

0.08

55.8452000

0.5584520

Strontium

Sr

0.15

0.01

0.08

87.6210000

0.8762100

Niobium

Nb

27.82

1.75

14.58

92.9063820

162.5861685

Tantalum

Ta

3.72

0.12

1.00

180.9479100

21.7137492

Lead

Pb

47.51

1.34

11.17

207.2100000

277.6614000

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

IMA sta­tus

anerkannt - CNMNC Newsletter 54 (2020)

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Pyrochlore supergroup  ⇒ Pyrochlore group

Optical Properties

Color

blassgelb bis blassbraun

Streak color

weiß

Diaphane­ity (Trans­parency)

durchsichtig

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

m3m

Space Group number

227

Space Group

Fd3m

Cell param­e­ters a (Å)

10.558(2)

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)

1176.915

Kristall struc­ture

Pyrochlor-Supergruppe; Struktur ermittelt

X-Ray Pow­der Diffrac­tion

6.051(8), 3.043(100), 2.636(42), 1.862(36), 1.591(43), 1.521(8), 1.320(6), 1.183(12)

XRD chart Hydroxyplumbopyrochlore

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

Morphol­ogy

Oktaeder, "slightly rhombic dodecahedra" und Würfel, und ihre Kombinationen; Größe 0.01–0.06 mm.

Crystals 3D

Open larger view

Physical Properties

Density (g/cm³)

6.596 ( ρ calc. Mineralienatlas )

Cleav­ages

fehlt

Frac­ture

muschelig

Chem­ical Prop­er­ties and Tests

Raman-Spektrum beschrieben (Ting Li et al., 2020)

(Co-)Type locality

(Co-)Type locality

Saudi-Arabien/Medina (Al-Madināh)/Al-Mahd/Jabal Sayid peralkalin Granit Komplex

Type mate­r­ial

Typisches Material ist in den mineralogischen Sammlungen des Geologischen Museums von China hinterlegt, Nr. 16 Yangrou Hutong, Xisi, Peking 100031, Volksrepublik China, Katalognummer M13239

Par­a­ge­n­e­sis of type mate­r­ial

Quarz, Mikroklin, Biotit, Rutil, Zirkon, Calcit, Rhodochrosit, Columbit-(Fe), Goethit, Thorit, Bastnäsit-(Ce), Xenotim-(Y), Samarskit-(Y), Euxenit-(Y), Hydropyrochlor, Fluornatropyrochlor

Preface

Author (Name, Year)

Ting Li, Ziying Li, Guang Fan, Honghai Fan, Jun Zhong, Naser S. Jahdali, Mingkuan Qin, Abdullah M. Jehani, Fenggang Wang, und Mubarak M. Nahdi (2020)

References

Ting Li; Ziying Li; Guang Fan; Honghai Fan; Jun Zhong; Naser S. Jahdali; Mingkuan Qin; Abdullah M. Jehani; Fenggang Wang; Mubarak M. Nahdi: Hydroxyplumbopyrochlore, (Pb1.5, □0.5)Nb2O6(OH), a new member of the pyrochlore group from Jabal Sayid, Saudi Arabia. Mineralogical Magazine Vol. 84, Nr. 5 (2020) S. 785-790.

Li, T., Li, Z., Fan, G., Fan, H., Zhong, J., Jahdali, N. S., Qin, M., Jehani, A. M., Wang, F., and Nahdi, M. M.: Hydroxyplumbopyrochlore, IMA 2018-145, in: CNMNC Newsletter 54, Eur. J. Mineral., 32, https://doi.org/10.5194/ejm-32-275-2020, 2020.

IMA group assignments

 
A2-mD2X6-wZ1-n
 
 

 
 
A2Nb2(O,OH)6Z
kubisch
Fd3m

 
 
 
☐Nb2(O,OH)6Cs1−x {x ∼ 0.20}
kubisch
Fd3m

 
 
 
(Ca,Na)2(Nb,Ti)2O6F
kubisch
Fd3m

 
 
 
(☐,Na,Ce,Ca)2(Nb,Ti)2O6F
 
 

 
 
 
(Na,Pb,Ca,REE,U)2Nb2O6F
kubisch
Fd3m

 
 
 
(Sr,☐)2Nb2(O,OH)6F
 
 

 
 
 
2Nb2O4(OH)2(H2O)
kubisch
Fd3m

 
 
 
(H2O,☐)2Nb2(O,OH)6(H2O)
kubisch
Fd3m

 
 
 
(Ca,Na,U,☐)2(Nb,Ti)2O6(OH)
kubisch
Fd3m

 
 
 
(☐,Ce,Ba)2(Nb,Ti)2O6(OH,F)
kubisch
Fd3m

 
 
 
(Mn,Th,Na,Ca,REE)2(Nb,Ti)2O6(OH)
kubisch
Fd3m

 
 
 
(Na,Сa,Ce)2Nb2O6(OH)
kubisch
Fd3m

 
 
 
(Pb1.50.5)Nb2O6(OH)
kubisch
Fd3m

 
 
 
(Pb,☐)Nb2 O6(☐,O)
 
 

 
 
 
Ca2Nb2O6O
 
 

 
 
 
(Na,Ca,U)2Nb2O6(O,OH)
 
 

 
 
 
Pb2Nb2O6O
 
 

 
 
 
(Y,☐) 2Nb2O6O
 
 

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Actuality: 14. Oct 2021 - 10:06:56

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

CNMNC (IMA)-Number

IMA 2018-145

CNMNC symbol

Symbol

Hppcl

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