Mineralogy Database

Patronite Mineral Data

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General Patronite Information

Help on Chemical  Formula: Chemical Formula: VS4
Help on Composition: Composition: Molecular Weight = 179.21 gm
   Vanadium  28.43 %  V
   Sulfur    71.57 %  S
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: V5+S4
Help on Environment: Environment: A major ore mineral in what was the world's richest vanadium deposit.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1906
Help on Locality: Locality: Mina Ragra (Minasragra), Jun�n, Cerro de Pasco, Pasco department, Peru. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Antenor Rizo-Patron, Peruvian engineer, discoverer of the Peruvian occurrence.
Help on Name Pronunciation: Name Pronunciation: Patronite + Pronunciation Say PATRONITE
Help on Synonym: Synonym: ICSD 64770
  PDF 19-1408
 

Patronite Image

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  Minasragrite   Patronite

Comments: Blue coatings of minasragrite on patronite.
Location: Minas Ragra, near Cerro de Pasco, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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  Patronite

Comments: Dark brownish black fine grained massive patronite.
Location: Minas Ragra, near Cerro de Pasco, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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  Stanleyite   Patronite

Comments: Blue crystalline stanleyite on dark patronite.
Location: Minas Ragra, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Patronite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.6506:1:1.1621
Help on Cell Dimensions: Cell Dimensions: a = 6.78, b = 10.42, c = 12.11, Z = 8; beta = 100.8° V = 840.39 Den(Calc)= 2.83
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: I2/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 5.15(1), 5.47(0.6), 3.92(0.5),
 

Physical Properties of Patronite

Help on Cleavage: Cleavage: {???} Distinct, {???} Distinct
Help on Color: Color: Lead gray, Greenish black, Black.
Help on Density: Density: 2.82
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Metallic
Help on Streak: Streak: black
 

Optical Properties of Patronite

Help on RL Color: RL Color: Dark gray.
Help on RL Pleochroism: RL Pleochroism: Strong.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Patronite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   20.20   29.90 
   
 420 nm   20.00   30.00 
 440 nm   19.80   30.10 
 460 nm   19.80   30.80 
 480 nm   20.00   31.90 
 500 nm   20.10   32.60 
 520 nm   20.10   32.90 
 540 nm   20.00   32.80 
 560 nm   19.80   32.40 
 580 nm   19.60   31.40 
 600 nm   19.10   30.50 
 620 nm   18.90   29.60 
 640 nm   18.80   29.60 
 660 nm   19.00   29.80 
 680 nm   19.20   30.30 
 700 nm   19.50   31.00 
Calculated Relative Intensity Colors of Patronite in Air
Relative
Intensity
   0%   50% 100% 150% 200% 250% 300% 350% 400% 450% 460%
R1                      
R2                      
 

Calculated Properties of Patronite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.75 gm/cc
note: Specific Gravity of Patronite =2.83 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0060786848
Boson Index = 0.9939213152
Help on Photoelectric: Photoelectric: PEPatronite = 9.25 barns/electron
U=PEPatronite x rElectron Density= 25.42 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Patronite is Not Radioactive
 

Patronite Classification

Help on  Dana Class: Dana Class: 02.16.21.01 (02)Sulfides - Including Selenides and Tellurides
  (02.16)with miscellaneous formulae
  (02.16.21)Dana Group
 
02.16.21.01 Patronite VS4 I2/a 2/m
Help on  Strunz Class: Strunz Class: 02.EC.10 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.E - Metal Sulfides, M:S � 1:2
  02.EC -M:S = 1:>2
 
02.EC.10 Patronite VS4 I2/a 2/m
 

Other Patronite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Patronite :
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
15 - WWW-MINCRYST

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

Patronite

VS4
Dana No: 02.16.21.01 Strunz No: 02.EC.10
Locality:

 

Notes:

 

 
   
 


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