Liveingite Mineral Data

Liveingite Mineral Data +

General Liveingite Information

Chemical Formula:

Pb9As13S28

Composition:

Molecular Weight = 3,736.63 gm

Arsenic 26.07 % As

Lead 49.91 % Pb

Sulfur 24.03 % S

______

100.00 %

Empirical Formula:

Pb₉As₁₃S₂₈

Environment:

Of hydrothermal origin.

IMA Status:

Valid Species (Pre-IMA) 1901

Locality:

Lengenbach quarry, Binntal, Valais, Switzerland. Link to MinDat.org Location Data.

Name Origin:

Named for Geroge D. Liveing (1827-1924), Professor of Chemistry, Cambridge University, Cambridge, England.

Synonym:

ICSD 14249

PDF 31-678

Liveingite Image

Images:

Liveingite

Comments: Deep blue striated prismatic crystal of liveingite on a white dolomite matrix.
Location: Lengenbach quarry Binntal, Valais, Switzerland. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Images:

Liveingite Seligmannite

Comments: Black prismatic seligmannite crystals with crystalline black liveingite.
Location: Lengenbach Quarry, Binnental, Valais, Switzerland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Images:

Liveingite

Comments: Strongly striated, metallic gray liveingite crystal on white dolomite.
Location: Lengenbach quarry, Binntal, Valais, Switzerland. Scale: Crystal size 3 mm.
© Walter Gabriel

Liveingite Crystallography

Axial Ratios:

a:b:c =0.1187:1:0.1122

Cell Dimensions:

a = 8.37, b = 70.49, c = 7.91, Z = 4; beta = 90.13° V = 4,666.90 Den(Calc)= 5.32

Crystal System:

Monoclinic - SphenoidalH-M Symbol (2) Space Group: P 2₁

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

By Intensity(I/I_o): 2.99(1), 2.093(0.9), 2.35(0.9),3.423(0.9), 4.11(0.9), 1.917(0.8), 1.931(0.8),

Physical Properties of Liveingite

Cleavage:

None

Color:

Lead gray.

Density:

5.3

Diaphaniety:

Opaque

Hardness:

3 - Calcite

Luster:

Metallic

Streak:

dark brown

Optical Properties of Liveingite

RL Anisotrophism:

Distinct.

RL Color:

Lead gray with deep red internal reflections.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Liveingite in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
400 nm	40.00	43.00
420 nm	39.30	42.60
440 nm	38.60	42.20
460 nm	38.00	41.80
480 nm	37.40	41.50
500 nm	36.90	41.20
520 nm	36.30	40.70
540 nm	35.60	40.10
560 nm	34.90	39.30
580 nm	34.20	38.50
600 nm	33.60	37.60
620 nm	32.80	36.70
640 nm	32.10	35.80
660 nm	31.30	34.80
680 nm	30.60	34.00
700 nm	30.00	33.40

**Calculated Relative Intensity Colors of Liveingite in Air**
Relative Intensity	0%	30%	60%	90%	100%	120%	150%	180%	210%	240%	270%
R₁
R₂

Calculated Properties of Liveingite

Electron Density:

r_electron=4.60 gm/cc
note: r_Liveingite=5.32 gm/cc.

Fermion Index

Fermion Index = 0.11209
Boson Index = 0.88791

Photoelectric:

PE_Liveingite= 907.19 barns/electron
U=PE_Liveingite x r_electron=4,171.90 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Liveingite is Not Radioactive

Liveingite Classification

Dana Class:

3.6.17.1 (3)Sulfides - Sulfosalts

(3.6)where 2 < z/y < 2.49 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals

(3.6.17)Dana Group

3.6.17.1 Liveingite Pb9As13S28 P 2₁ 2

Strunz Class:

II/E.25-10 II - Sulfides and sulphosalts

II/E - Sulfosalts (S : As,Sb,Bi = x) Lead-Sulfosalts with Arsen and Antimon x = 2.3 - 1.8

II/E.25 - Liveingite - Twinnite series

II/E.25-10 Liveingite Pb9As13S28 P 2₁ 2

II/E.25-20 Rathite Pb8Pb4-x(Tl2As2)x(Ag2As2)As16S40 P 2₁/n 2/m

II/E.25-30 Sartorite PbAs2S4 P 2₁/c 2/m

II/E.25-40 Guettardite Pb(Sb,As)2S4 P 2₁/a 2/m

II/E.25-50 Twinnite Pb(Sb,As)2S4 P1 1

Other Liveingite Information

References:

NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Liveingite :
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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Print or Cut-and-Paste your Liveingite Specimen Label here :

Liveingite

Pb9As13S28
Dana No: 3.6.17.1 Strunz No: II/E.25-10
Locality:

Notes: