Jixianite Mineral Data

Jixianite Mineral Data +

General Jixianite Information

Chemical Formula:

Pb(W,Fe+++)2(O,OH)7

Composition:

Molecular Weight = 624.91 gm

Iron 4.47 % Fe 6.39 % Fe₂O₃

Hydrogen 0.32 % H 2.88 % H₂O

Lead 33.16 % Pb 35.72 % PbO

Tungsten 44.13 % W 55.65 % WO₃

Oxygen 17.92 % O

______ ______

100.00 % 100.64 % = TOTAL OXIDE

Empirical Formula:

PbW_1.5Fe³⁺_0.5O₅(OH)₂

IMA Status:

Approved IMA 1979

Locality:

Link to MinDat.org Location Data.

Jixianite Image

Images:

Jixianite Cuprotungstite

Comments: Reddish brown crystal druse of jixianite with minor tan cuprotungstite.
Location: Apache Mine, Hidalgo County, New Mexico, USA. Scale: See Image.
© Jeff Weissman / Photographic Guide to Mineral Species

Jixianite Crystallography

Cell Dimensions:

a = 10.3594, Z = 8; V = 1,111.74 Den(Calc)= 7.47

Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.982(1), 1.833(0.8), 1.562(0.7),

Physical Properties of Jixianite

Cleavage:

None

Color:

Brown red, Red.

Density:

6.04

Diaphaniety:

Transparent

Hardness:

3 - Calcite

Luster:

Resinous

Streak:

yellow

Optical Properties of Jixianite

Gladstone-Dale:

CI meas= -0.236 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= 0.001 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1725,KPDmeas= 0.2133,KC= 0.1726

Optical Data:

Isotropic, n=2.262-2.315.

Calculated Properties of Jixianite

Electron Density:

r_electron=6.31 gm/cc
note: r_Jixianite=7.47 gm/cc.

Fermion Index

Fermion Index = 0.13732
Boson Index = 0.86268

Photoelectric:

PE_Jixianite=1,167.51 barns/electron
U=PE_Jixianite x r_electron=7,368.84 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Jixianite is Not Radioactive

Jixianite Classification

Dana Class:

48.4.2.1 (48)Anhydrous Molybdates and Tungstates

(48.4)with miscellaneous formulae

(48.4.2)Dana Group

48.4.2.1 Jixianite Pb(W,Fe)2(O,OH)7 F d3m 4/m 3 2/m

Strunz Class:

IV/C.13-20 IV - Oxides

IV/C - Oxides with metal : oxygen = 2:3 (M2O3 and related compounds)

IV/C.13 - Stibiconite group, Monimolite - Jixianite series

IV/C.13-10 Monimolite (Pb,Ca)2Sb2O7 F d3m 4/m 3 2/m

IV/C.13-20 Jixianite Pb(W,Fe)2(O,OH)7 F d3m 4/m 3 2/m

Other Jixianite Information

References:

PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Jixianite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris

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Jixianite

Pb(W,Fe+++)2(O,OH)7
Dana No: 48.4.2.1 Strunz No: IV/C.13-20
Locality:

Notes: