Jamesonite Mineral Data (original) (raw)

General Jamesonite Information

Help on Chemical Formula: Chemical Formula:

Pb4FeSb6S14

Help on Composition: 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 %

Help on Empirical Formula: Empirical Formula:

Pb4Fe2+Sb6S14

Help on Environment: Environment:

Usually a late stage hydrothermal mineral in Pb-Ag-Zn veins formed at low to moderate temperatures.

Help on IMA Status: IMA Status:

Valid Species (Pre-IMA) 1825

Help on Locality: Locality:

Cornwall, England, UK. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named after the Scottish Mineralogist, R. Jameson (1774-1854).

Help on Name Pronunciation: Name Pronunciation:

Jamesonite + Pronunciation Say JAMESONITE

Help on Synonym: Synonym:

Comuccite

ICSD 24256

PDF 42-1391

Parajamesonite - mixture of jamesonite + other sulfosalts

Sakharovaite - Bi-bearing jamesonite

Jamesonite Image

Click Here for Larger Jamesonite Image in a New Browser Window Images:

Jamesonite Crystallography

Help on Axial Ratios: Axial Ratios:

a:b:c =0.8145:1:0.2117

Help on Cell Dimensions: Cell Dimensions:

a = 15.5, b = 19.03, c = 4.03, Z = 2; beta = 91.8° V = 1,188.12 Den(Calc)= 5.77

Help on Crystal System: Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/a

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 3.43(1), 2.813(0.35), 3.7(0.35),

Help on Forms: Forms:

Mouse
Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize
Keyboard
S - Stereo
I - Indicies
- Start-Stop Rotation
F - Fit to Screen
M - Menu
Help on Above

| | Forms:( 2 0 1) ( 0 1 0) ( 0 1 1) ( 1 2 0) ( 1 0 0) ( 1 1 0) ( 0 0 1) Warning: this large pop-up is very compute intensive and may not work well with some computers. | | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Click Here for Large Jamesonite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

| | Niizeki N , Buerger M J , Zeitschrift fur Kristallographie , 109 (1957) p.161-183, The crystal structure of jamesonite, FePb4Sb6S14 | | -------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Jamesonite

Help on Cleavage: Cleavage:

{001} Perfect

Help on Color: Color:

Lead gray, Steel gray, Dark lead gray.

Help on Density: Density:

5.5 - 5.63, Average = 5.56

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Fracture: Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Help on Habit: Habit:

Acicular - Occurs as needle-like crystals.

Help on Habit: Habit:

Massive - Fibrous - Distinctly fibrous fine-grained forms.

Help on Habit: Habit:

Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)

Help on Hardness: Hardness:

2.5 - Finger Nail

Help on Luminescence: Luminescence:

Non-fluorescent.

Help on Luster: Luster:

Metallic

Help on Magnetism: Magnetism:

Nonmagnetic

Help on Streak: Streak:

black. grayish

Optical Properties of Jamesonite

Help on RL Anisotrophism: RL Anisotrophism:

Strong.

Help on RL Color: RL Color:

Gray, blackish.

Help on RL Pleochroism: RL Pleochroism:

Distinct.

Help on Reflectivity Reflectivity

Standardized Intensity (100%) Reflection Spectra of Jamesonite in Air

λ R1 R 2 ∑ R1(λ) ∑ R2(λ)
400 nm 37.60 42.50
420 nm 36.80 42.20
440 nm 36.00 41.90
460 nm 35.60 41.50
480 nm 35.40 41.20
500 nm 35.00 40.70
520 nm 34.60 40.30
540 nm 34.00 39.80
560 nm 33.60 39.30
580 nm 33.10 38.80
600 nm 32.70 38.20
620 nm 32.20 37.70
640 nm 31.80 37.00
660 nm 31.50 36.40
680 nm 31.20 35.70
700 nm 31.00 35.00

Calculated Relative Intensity Colors of Jamesonite in Air

RelativeIntensity 0% 30% 60% 90% 100% 120% 150% 180% 210% 240% 270%
R1
R2

Calculated Properties of Jamesonite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=4.94 gm/cc
note: Specific Gravity of Jamesonite =5.77 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.09
Boson Index = 0.91

Help on Photoelectric: Photoelectric:

PEJamesonite = 843.35 barns/electron
U=PEJamesonite x rElectron Density=4,168.13 barns/cc.

Help on Radioactivity: Radioactivity:

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

Jamesonite Classification

Help on Dana Class: Dana Class:

03.06.07.01 (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

(03.06.07)Dana Group

03.06.07.01 Jamesonite Pb4FeSb6S14 P 21/a 2/m

03.06.07.02 Benavidesite Pb4(Mn,Fe)Sb6S14 P 21/a 2/m

Help on Strunz Class: Strunz Class:

02.HB.15 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.H - Sulfosalts of SnS Archetype

02.HB -With Cu, Ag, Hg, Fe, Sn and Pb

02.HB.15 Benavidesite Pb4(Mn,Fe)Sb6S14 P 21/a 2/m

02.HB.15 Jamesonite Pb4FeSb6S14 P 21/a 2/m

Other Jamesonite Information

Help on References: References:

NAME( Ford32) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

Help on See Also: See Also:

Links to other databases for Jamesonite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - GeoScienceWorld
7 - Glendale Community College
8 - Google Images
9 - Google Scholar
10 - Handbook of Mineralogy (MinSocAm)
11 - Handbook of Mineralogy (UofA)
12 - HyperPhysics
13 - MinDAT
14 - Mineralienatlas (Deutsch)
15 - Online Mineral Museum
16 - QUT Mineral Atlas
17 - Ruff.Info
18 - WWW-MINCRYST
19 - YupRocks

Search for Jamesonite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Jamesonite :

A Bijoux Google Search for Jamesonite
Adam's Minerals Google Search for Jamesonite
Cape Minerals Google Search for Jamesonite
Dakota Matrix Minerals Google Search for Jamesonite
Excalibur Mineral Corp. Google Search for Jamesonite
Exceptional Minerals Google Search for Jamesonite
John Betts Fine Minerals Search for Jamesonite
McDougall Minerals Google Search for Jamesonite
Mineral News Website Link
Rock and Mineral Shows Google Search for Jamesonite
Weinrich Minerals, Inc. Google Search for Jamesonite

Ask about Jamesonite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Espa�ol

Print or Cut-and-Paste your Jamesonite Specimen Label here :

Jamesonite

Pb4FeSb6S14
Dana No: 03.06.07.01 Strunz No: 02.HB.15
Locality:

Notes: