Parajamesonite Mineral Data

General Parajamesonite Information

Chemical Formula:

Pb4FeSb6S14

Composition:

Molecular Weight = 2,064.07 gm

Iron 2.71 % Fe

Antimony 35.39 % Sb

Lead 40.15 % Pb

Sulfur 21.75 % S

______

100.00 %

Empirical Formula:

Pb₄Fe²⁺Sb₆S₁₄

Environment:

In a hydrothermal deposit, late-stage mineral. Parajamesonite (1947) is a mixture of jamesonite + other sulfosalts

IMA Status:

Discredited IMA 2006 - Valid Species (Pre-IMA) 1947

Locality:

Herja, Romania. Link to MinDat.org Location Data.

Name Origin:

Named as a dimorph of jamesonite.

Name Pronunciation:

Parajamesonite + Pronunciation

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Parajamesonite Crystallography

Crystal System:

OrthorhombicSpace Group: Unk

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

By Intensity(I/I_o): 4.203(1), 3.777(0.6), 2.483(0.3),

Physical Properties of Parajamesonite

Cleavage:

None

Color:

Gray.

Density:

5.479 - 5.485, Average = 5.48

Diaphaneity:

Opaque

Habit:

Columnar - Forms columns

Hardness:

2.5-3 - Finger Nail-Calcite

Luster:

Metallic

Calculated Properties of Parajamesonite

Electron Density:

Bulk Density (Electron Density)=4.70 gm/cc
note: Specific Gravity of Parajamesonite =5.48 gm/cc.

Fermion Index:

Fermion Index = 0.09
Boson Index = 0.91

Photoelectric:

PE_{Parajamesonite}= 843.35 barns/electron
U=PE_{Parajamesonite} x rElectron Density=3,960.09 barns/cc.

Radioactivity:

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

Parajamesonite Classification

Dana Class:

03.06.09.01 (03)Sulfides - Sulfosalts

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

(03.06.09)Dana Group

03.06.09.01 Parajamesonite? Pb4FeSb6S14 Unk Ortho

Strunz Class:

02.XX.00 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.X - Unclassified Strunz SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarse

02.XX -Sulfosalt - Sb

02.XX.00 Isochalcopyrite? Cu8Fe9S16 Unk Cubic

02.XX.00 Bayankhanite? Cu6HgS4 Unk Hex

02.XX.00 Bravoite? (Fe,Ni,Co)S2 P a3 2/m 3

02.XX.00 Dzhezkazganite* (Pb,Cu,Rh)S2(?) P a3? 2/m 3

02.XX.00 Dilithium* Li2Te P 222 2 2 2

02.XX.00 Horobetsuite* (Bi,Sb)2S3 Pbnm 2/m 2/m 2/m

02.XX.00 Horsfordite? Cu5Sb Unk Cubic

02.XX.00 Kurilite? (Ag,Au)2(Te,Se,S) P m3n,P 4₃n Cubic

02.XX.00 Imgreite? NiTe P 6₃/mmc 6/m 2/m 2/m

02.XX.00 Matraite? ZnS R 3m 3m

02.XX.00 Iridisite* (Ir,Cu,Rh,Ni,Pt)S2 Unk Cubic

02.XX.00 Kitaibelite? Ag10PbBi30S51 Mono ? Mono

02.XX.00 Jeromite? As(S,Se)2 None

02.XX.00 Parajamesonite? Pb4FeSb6S14 Unk Ortho

02.XX.00 Volfsonite* Cu10CuFeFe2Sn3S16 P 4₂m-,P 42₁2 Tetra

02.XX.00 Prassoite Rh17S15(?) P m3m 4/m 3 2/m

02.XX.00 Sakharovaite? (Pb,Fe)(Bi,Sb)2S4 Mono

02.XX.00 Samaniite Cu2Fe5Ni2S8 P 4₁/mmm 4mm

02.XX.00 Tazieffite! Pb20Cd2(As,Bi)22S50Cl10 C 2/c 2/m

02.XX.00 Horomanite Fe6Ni3S8 P 4/mmm 4mm

Other Parajamesonite Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

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

Parajamesonite

Pb4FeSb6S14
Dana No: 03.06.09.01 Strunz No: 02.XX.00
Locality:

Notes: