Lishizhenite Mineral Data

Lishizhenite Mineral Data +

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General Lishizhenite Information

Chemical Formula:

ZnFe+++2(SO4)4·14(H2O)

Composition:

Molecular Weight = 813.55 gm

Zinc 8.04 % Zn 10.00 % ZnO

Iron 13.73 % Fe 19.63 % Fe₂O₃

Hydrogen 3.47 % H 31.00 % H₂O

Sulfur 15.77 % S 39.37 % SO₃

Oxygen 59.00 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

ZnFe³⁺₂(SO₄)₄·14(H₂O)

IMA Status:

Approved IMA 1990

Locality:

Link to MinDat.org Location Data.

Synonym:

IMA1989-002

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Lishizhenite Crystallography

Axial Ratios:

a:b:c =0.4233:1:0.4124

Cell Dimensions:

a = 6.477, b = 15.298, c = 6.309, Z = 1; alpha = 90.2°, beta = 101.11°, gamma = 93.97° V = 611.94 Den(Calc)= 2.21

Crystal System:

Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1

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

By Intensity(I/I_o): 4.79(1), 3.51(0.78), 5.07(0.7),

Physical Properties of Lishizhenite

Cleavage:

[010] Perfect

Color:

Yellow brown, Light violet.

Density:

2.206

Diaphaniety:

Transparent to Opaque

Hardness:

3.5 - Copper Penny

Luster:

Vitreous (Glassy)

Streak:

white

Optical Properties of Lishizhenite

Gladstone-Dale:

CI meas= 0.003 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.004 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2516,KPDmeas= 0.252,KC= 0.2527

Optical Data:

Biaxial (-), a=1.522, b=1.568, g=1.578, bire=0.0560, 2V(Calc)=48, 2V(Meas)=47.

Calculated Properties of Lishizhenite

Electron Density:

r_electron=2.25 gm/cc
note: r_Lishizhenite=2.21 gm/cc.

Fermion Index

Fermion Index = 0.00767
Boson Index = 0.99233

Photoelectric:

PE_Lishizhenite= 8.76 barns/electron
U=PE_Lishizhenite x r_electron= 19.66 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Lishizhenite is Not Radioactive

Lishizhenite Classification

Dana Class:

29.7.2.2 (29)Hydrated Acid and Sulfates

(29.7)where A (B)2 (XO4)4 · x(H2O)

(29.7.2)Dana Group

29.7.2.1 Romerite Fe3(SO4)4·14(H2O) P1 1

29.7.2.2 Lishizhenite ZnFe2(SO4)4·14(H2O) P1 1

Strunz Class:

VI/C.11-15 VI - Sulfates,Chromates,Molybdates and Tungstates

VI/C - Water-bearing sulfates without unfamiliar anions. cations of medium size

VI/C.11 - Römerite - Ransomite series

VI/C.11-10 Romerite Fe3(SO4)4·14(H2O) P1 1

VI/C.11-15 Lishizhenite ZnFe2(SO4)4·14(H2O) P1 1

VI/C.11-20 Ransomite CuFe2(SO4)4·6(H2O) P 2₁/c 2/m

Other Lishizhenite Information

References:

PHYS. PROP.(37th List of New Min.,Min. Mag.,1996) OPTIC PROP.(37th List of New Min.,Min. Mag.,19)

See Also:

Links to other databases for Lishizhenite :
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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Lishizhenite

ZnFe+++2(SO4)4·14(H2O)
Dana No: 29.7.2.2 Strunz No: VI/C.11-15
Locality:

Notes: