Kermesite Mineral Data + Say KERMESITE


[Mineral Specimens] [Mineral Locations] [About Us] [Search] [Register]
Greenside Minerals
Newest website on the Internet for top quality, affordable minerals from around the World
We specialize in minerals from the UK and Ireland

General Kermesite Information

Help on Chemical  Formula: Chemical Formula: Sb2S2O
Help on Composition: Composition: Molecular Weight = 323.63 gm
   Antimony  75.24 %  Sb
   Sulfur    19.82 %  S
   Oxygen     4.94 %  O
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: Sb2S2O
Help on Environment: Environment: A secondary mineral, as an alteration of stibnite, in antimony deposits
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1843
Help on Locality: Locality: Braunsdorf, near Freiberg, Saxony, Germany. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Name from kermes, a name given from the Persian qurmizq, "crimson" in the older chemistry to red amorphous antimony trisulphide, often mixed with antimony trioxide.
Help on Synonym: Synonym: ICSD 68346
  PDF 44-1435
  Pyrantimonite
  Red Antimony
 

Kermesite Image

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

Kermesite

Comments: Reddish brown radiating spray of kermesite crystals on matrix.
Location: Pezinok (Pernek), near Bratislava, Solvakia. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

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

Kermesite   Paakkonenite

Comments: Much of the matrix is the gray metallic paakkonenite with red crystals of kermesite and minute yellow crystals of valentinite.
Location: Cai' ao mine, Danfong Co., Shaanxi Prov., China. Scale: 3x2x2cm.
© Tom Loomis / Dakota Matrix

Kermesite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =2.6633:1:2.5184
Help on Cell Dimensions: Cell Dimensions: a = 10.84, b = 4.07, c = 10.25, Z = 4; alpha = 90°, beta = 101.53°, gamma = 90° V = 443.09 Den(Calc)= 4.85
Help on Crystal System: Crystal System: Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.7(1), 5.3(1), 4.08(0.55),
Click Here for Large Kermesite 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


Bonazzi P , Menchetti S , Sabelli C , Neues Jahrbuch fur Mineralogie, Monatshefte , 1987 (1987) p.557-567, Structure refinement of kermesite: symmetry, twinning, and comparison with stibnite, Locality: Braunsdorf, Czechoslovakia

 

Physical Properties of Kermesite

Help on Cleavage: Cleavage: [100] Perfect
Help on Color: Color: Violet red, Cherry red, Red.
Help on Density: Density: 4.5 - 4.6, Average = 4.55
Help on Diaphaniety: Diaphaniety: Translucent to 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: Fibrous - Crystals made up of fibers.
Help on Habit: Habit: Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)
Help on Hardness: Hardness: 1.5-2 - Talc-Gypsum
Help on Luminescence: Luminescence: None.
Help on Luster: Luster: Adamantine
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: brownish red
 

Optical Properties of Kermesite

Help on Optical Data: Optical Data: Biaxial (+), a=2.72, b=2.74, g=2.74, bire=0.0200
Help on Pleochroism (x): Pleochroism (x): cherry red.
Help on Pleochroism (y): Pleochroism (y): cherry red.
Help on Pleochroism (z): Pleochroism (z): cherry red.
Help on RL Anisotrophism: RL Anisotrophism: Very strong to extreme.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Kermesite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   31.10   37.50 
   
 420 nm   30.00   36.40 
 440 nm   29.00   35.20 
 460 nm   28.00   34.00 
 480 nm   27.20   33.00 
 500 nm   26.40   32.20 
 520 nm   25.70   31.30 
 540 nm   25.20   30.60 
 560 nm   24.80   30.00 
 580 nm   24.40   29.40 
 600 nm   24.00   29.00 
 620 nm   23.80   28.60 
 640 nm   23.50   28.20 
 660 nm   23.40   28.00 
 680 nm   23.20   27.80 
 700 nm   23.10   27.70 
Calculated Relative Intensity Colors of Kermesite in Air
Relative
Intensity
   0%   40%   80% 100% 120% 160% 200% 240% 280% 320% 360%
R1                      
R2                      
 

Calculated Properties of Kermesite

Help on Electron Density: Electron Density:

relectron=4.26 gm/cc
note: rKermesite =4.85 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.0015
Boson Index = 0.9985
Help on Photoelectric: Photoelectric:

PEKermesite = 253.30 barns/electron
U=PEKermesite x relectron=1,078.08 barns/cc.

Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Kermesite is Not Radioactive

 

Kermesite Classification

Help on  Dana Class: Dana Class: 2.13.1.1 (2)Sulfides - Including Selenides and Tellurides
  (2.13)(Oxysulfides)
  (2.13.1)Dana Group
 
2.13.1.1 Kermesite Sb2S2O P1 1
Help on  Strunz Class: Strunz Class: II/F.11-10 II - Sulfides and sulphosalts
  II/F - Sulfides with nonmetallic properties, Oxisulfides
  II/F.11 - Kermesite - Cetineite series
 
II/F.11-10 Kermesite Sb2S2O P1 1
 
II/F.11-20 Sarabauite CaSb10O10S6 C 2/c 2/m
 
II/F.11-30 Cetineite (K,Na)3x(Sb2O3)3(Sb2S3)(OH)x·(2.8-x)(H2O) P 63 6
 

Other Kermesite 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 Kermesite :
1 -Am. Min. Crystal Structure Database 2 - Amethyst Galleries' Mineral Gallery 3 -Athena 4 - Crocoite.com Mineral Locations 5 - EUROmin Project 6 - Glendale Community College 7 -Google Images 8 -Google Scholar 9 - HyperPhysics 10 -MinDAT 11 -MinMax(Deutsch) 12 -MinMax(English) 13 -Mineralienatlas (Deutsch) 14 -QUT Mineral Atlas 15 - WWW-MINCRYST 16 -École des Mines de Paris

Search for Kermesite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Kermesite :
AA Mineral Specimens
B and L Minerals
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Minernet.it
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Kermesite Mineral Data :

Ask about Kermesite 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 Kermesite Specimen Label here :

Kermesite

Sb2S2O
Dana No: 2.13.1.1 Strunz No: II/F.11-10
Locality:

 

Notes:

 

 
   
 
Go To Webmineral Home Crystallography X-Ray D-Spacing Table Chemical Composition
Dana Classification Strunz Classification Table of Mineral Properties Alphabetical Listing of Minerals
Search Webmineral Photo Gallery of Mineral Images Help Files Links