Horsfordite Mineral Data

Horsfordite Mineral Data
Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images       News Help About



[Localities] [Carat Weight] [Special Collections] [Diamond Lots] [Ordering Info]
See Also: [Excalibur Minerals] [Mineral News] [Hudson Institute] [Minerals on CDROM]
Special Collections of Rough Diamonds for Researchers and Collectors
Unparalled diversity of specimens from different locations


General Horsfordite Information

Help on Chemical Formula: Chemical Formula: Cu5Sb
Help on Composition: Composition: Molecular Weight = 503.03 gm
   Copper    75.80 %  Cu
   Antimony  24.20 %  Sb
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: Cu6Sb
Help on Environment: Environment: A questionable species. Horsfordite (1888) is now considered a metallurgical product.
Help on IMA Status: IMA Status: Discredited IMA 2006 - Valid Species (Pre-IMA) 1855
Help on Locality: Locality: Mytilene, Lesbos Island, Greece. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Eben N. Horsford, (1818-1893), U.S. chemist.
Help on Name Pronunciation: Name Pronunciation: Horsfordite + Pronunciation Say HORSFORDITE
 

Search for Horsfordite Images

Click Here To Search Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.
  

Horsfordite Crystallography
Help on Crystal System: Crystal System: IsometricSpace Group: Unk
 

Physical Properties of Horsfordite

Help on Cleavage: Cleavage: None
Help on Color: Color: Gray, Silver white.
Help on Density: Density: 8.8
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Brittle - Uneven - Very brittle fracture producing uneven fragments.
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Habit: Habit: Tarnishes - Freshly fractured surfaces form a surface oxidation film
Help on Hardness: Hardness: 4-5 - Fluorite-Apatite
Help on Luster: Luster: Metallic
Help on Streak: Streak: silver white
 

Optical Properties of Horsfordite

Help on RL Color: RL Color: Slightly cream colored to silver-blue and grayish white.
 

Calculated Properties of Horsfordite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=7.87 gm/cc
note: Specific Gravity of Horsfordite =8.80 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0
Boson Index = 1
Help on Photoelectric: Photoelectric: PEHorsfordite = 115.10 barns/electron
U=PEHorsfordite x rElectron Density= 906.09 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Horsfordite is Not Radioactive
 

Horsfordite Classification
Help on Dana Class: Dana Class: 02.01.02.01 (02)Sulfides - Including Selenides and Tellurides
  (02.01)where Am Xp, with m:p>3:1
  (02.01.02)Dana Group
 
02.01.02.01 Horsfordite? Cu5Sb Unk Cubic
Help on Strunz Class: 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 -Antimonide
 
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 Horsfordite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Ford32) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Horsfordite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info

Search for Horsfordite using:

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

Visit our Advertisers for Horsfordite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

Excalibur Minerals

Exceptional Minerals

Fabre Minerals

Heliodor

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Horsfordite Mineral Data :

Ask about Horsfordite 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 Espaņol

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

Horsfordite

Cu5Sb
Dana No: 02.01.02.01 Strunz No: 02.XX.00
Locality:

 

Notes: