Lishizhenite Mineral Data

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)

Environment:

Cavities and veinlets in anhydrite in the oxidation zone of a Pbï¿½Zn deposit.

IMA Status:

Approved IMA 1990

Locality:

Xitieshan Pb-Zn mine, south of Mt. Qilianshan, Chaidamu, Qinghai Province, China. Link to MinDat.org Location Data.

Name Origin:

Named for Li Shizhen (1518-1593), famous Chinese pharmacologist.

Name Pronunciation:

Lishizhenite + Pronunciation

Synonym:

IMA1989-002

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 - Pinacoidal H-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

Diaphaneity:

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
Ncalc = 1.56

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:

Bulk Density (Electron Density)=2.25 gm/cc
note: Specific Gravity of Lishizhenite =2.21 gm/cc.

Fermion Index:

Fermion Index = 0.0076768357
Boson Index = 0.9923231643

Photoelectric:

PE_Lishizhenite= 8.76 barns/electron
U=PE_Lishizhenite x rElectron Density= 19.66 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Lishizhenite is Not Radioactive

Lishizhenite Classification

Dana Class:

29.07.02.02 (29)Hydrated Acid and Sulfates

(29.07)where A (B)2 (XO4)4 ï¿½ x(H2O)

(29.07.02)Dana Group

29.07.02.01 Romerite FeFe2(SO4)4•14(H2O) P1 1

29.07.02.02 Lishizhenite ZnFe2(SO4)4•14(H2O) P1 1

Strunz Class:

07.CB.75 07 - SULFATES (SELENATES, TELLURATES)

07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O

07.CB -With only medium-sized cations

07.CB.75 Lishizhenite ZnFe2(SO4)4•14(H2O) P1 1

07.CB.75 Romerite FeFe2(SO4)4•14(H2O) P1 1

Other Lishizhenite Information

References:

NAME( AntBidBlaNic5) 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 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Lishizhenite

ZnFe+++2(SO4)4•14(H2O)
Dana No: 29.07.02.02 Strunz No: 07.CB.75
Locality:

Notes:

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