Antimony Mineral Data

General Antimony Information

Chemical Formula:

Composition:

Molecular Weight = 121.75 gm

Antimony 100.00 % Sb

______

100.00 %

Empirical Formula:

Environment:

Hydrothermal veins.

IMA Status:

Valid Species (Pre-IMA) Prehistoric

Locality:

Sala Silver Mine, Sala, Vï¿½stmanland, Sweden. Link to MinDat.org Location Data.

Name Origin:

From the Arabic, al-uthmud, to Medieval Latin, antimonium; originally applied to stibnite, the sulfide of antimony.

Name Pronunciation:

Antimony

Synonym:

ICSD 64695

PDF 35-732

Antimony Image

Images:

Antimony

Comments: Massive pure native antimony.
Location: Arechuybo, Chihuahua, Mexico. Scale: Size Not Given.
© John Veevaert

Images:

Valentinite Antimony

Comments: Beige valentinite crystals with red kermesite in a matrix of gray, massive antimony.
Location: South-Ham Antimony mine, Lake Nicolet, Quebec, Canada. Scale: Picture Size 3 cm.
© Dave Barthelmy

Antimony Crystallography

Axial Ratios:

a:c = 1:2.61688

Cell Dimensions:

a = 4.299, c = 11.25, Z = 6; V = 180.06 Den(Calc)= 6.74

Crystal System:

Trigonal - Hexagonal Scalenohedral H-M Symbol (3 2/m) Space Group: R 3m

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

By Intensity(I/I_o): 3.109(1), 2.248(0.7), 1.368(0.67),

Forms:

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

Forms: ( 0 1 2) ( 0 1 8) ( 0 0 1)

Warning: this java applet does not work in some browsers because of security restrictions.

Physical Properties of Antimony

Cleavage:

{0001} Perfect

Color:

Light gray, Tin white.

Density:

6.61 - 6.72, Average = 6.66

Diaphaneity:

Opaque

Fracture:

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

Habit:

Massive - Lamellar - Distinctly foliated fine-grained forms.

Habit:

Massive - Uniformly indistinguishable crystals forming large masses.

Habit:

Reticulate - Fibers or columns cross in "Net-like" crystalline growths (e.g. cerrusite).

Hardness:

3-3.5 - Calcite-Copper Penny

Luminescence:

Non-fluorescent.

Luster:

Metallic

Magnetism:

Nonmagnetic

Streak:

lead gray

Optical Properties of Antimony

RL Anisotrophism:

Weak in air, lively in oil.

RL Pleochroism:

Very feeble.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Antimony in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
400 nm	71.20	73.40
420 nm	71.40	73.20
440 nm	71.50	73.00
460 nm	71.40	72.90
480 nm	71.20	72.60
500 nm	70.90	72.40
520 nm	70.50	72.00
540 nm	70.00	71.60
560 nm	69.40	71.20
580 nm	69.00	70.80
600 nm	68.60	70.60
620 nm	68.40	70.30
640 nm	68.30	70.20
660 nm	68.20	70.10
680 nm	68.30	70.20
700 nm	68.40	70.30

**Calculated Relative Intensity Colors of Antimony in Air**
Relative Intensity	0%	20%	40%	60%	80%	100%	120%	130%
R₁
R₂

Calculated Properties of Antimony

Electron Density:

Bulk Density (Electron Density)=5.65 gm/cc
note: Specific Gravity of Antimony =6.74 gm/cc.

Fermion Index:

Fermion Index = 0
Boson Index = 1

Photoelectric:

PE_Antimony= 350.91 barns/electron
U=PE_Antimony x rElectron Density=1,981.45 barns/cc.

Radioactivity:

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

Antimony Classification

Dana Class:

01.03.01.02 (01)Native Elements

(01.03)with semi-metallic and non-metallic elements

(01.03.01)Arsenic group

01.03.01.01 Arsenic As R 3m 3 2/m

01.03.01.02 Antimony Sb R 3m 3 2/m

01.03.01.03 Stibarsen SbAs R 3m 3 2/m

01.03.01.04 Bismuth Bi R 3m 3 2/m

01.03.01.05 Stistaite SnSb R 3m 3 2/m

Strunz Class:

01.CA.05 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)

01.C - Metalloids and Nonmetals

01.CA -Arsenic group elements

01.CA.05 Bismuth Bi R 3m 3 2/m

01.CA.05 Antimony Sb R 3m 3 2/m

01.CA.05 Arsenic As R 3m 3 2/m

01.CA.05 Stibarsen SbAs R 3m 3 2/m

Other Antimony Information

References:

NAME( Sinkankas66) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Antimony :
1 - Alkali-Nuts(English)
2 - Am. Min. Crystal Structure Database
3 - Amethyst Galleries' Mineral Gallery
4 - Athena
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineral and Gemstone Kingdom
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
16 - Scandinavian mineral gallery
17 - WWW-MINCRYST

Search for Antimony using:

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

Visit our Advertisers for Antimony :

Ask about Antimony 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 Español

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

Antimony

Sb
Dana No: 01.03.01.02 Strunz No: 01.CA.05
Locality:

Notes:

Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.