Mazzettiite Mineral Data

Mazzettiite Mineral Data
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General Mazzettiite Information

Help on Chemical Formula: Chemical Formula: Ag3HgPbSbTe5
Help on Composition: Composition: Molecular Weight = 1,493.72 gm
   Silver     21.59 %  Ag
   Mercury    13.56 %  Hg
   Antimony    8.07 %  Sb
   Tellurium  42.63 %  Te
   Lead       14.15 %  Pb
             ______ 
             100.00 % 
Help on Empirical Formula: Empirical Formula: Ag2.99Hg1.01Pb1.02Sb0.99Te4.99
Help on Environment: Environment: Closely associated with altaite together with galena in a gangue of quartz. Strong similarities with petrovicite
Help on IMA Status: IMA Status: Approved IMA 2004 (Dana # Added)
Help on Locality: Locality: Findlay Gulch, Saguache Co., Colorado, USA Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Giuseppe Mazzetti (1942–2003), curator in chief of the Mineralogy Section of the Museo di Storia Naturale, Universitā di Firenze.
Help on Synonym: Synonym: IMA2004-003
 

Mazzettiite Image

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Mazzettiite

Comments: Back-scattered electron photograph (SEM) of mazzettiite (M), associated with altaite (A), galena (G) and quartz (Q).
Location: Museum specimen in the Mineralogical Collection of the Institut royal des Sciences naturelles de Belgique, Bruxelles (Belgium). Findlay Gulch, Saguache Co., Colorado, USA. Scale: See Image.
© Canadian Mineralogist

Mazzettiite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.1173:1:0.3052
Help on Cell Dimensions: Cell Dimensions: a = 16.495, b = 14.762, c = 4.506, Z = 4; V = 1,097.21 Den(Calc)= 9.04
Help on Crystal System: Crystal System: OrthorhombicSpace Group: P na21 or Pnam
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.01(1)(520), 2.754(0.6)(440), 3.17(0.6)(430),3.65(0.6)(330), 1.806(0.55)(561), 2.137(0.5), 3.26(0.5)(131), 2.317(0.45)(122), 3.6(0.4),
 

Physical Properties of Mazzettiite

Help on Cleavage: Cleavage: None
Help on Color: Color: Light gray.
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Anhedral Grains - Granular minerals without the expression of crystal shapes
Help on Habit: Habit: Subhedral Crystals - Occurs as crystals which tend to exhibit a recognizable crystal shape.
Help on Hardness: Hardness: 3-3.5 - Calcite-Copper Penny
Help on Luster: Luster: Metallic
Help on Streak: Streak: black
 

Optical Properties of Mazzettiite

Help on Optical Data: Optical Data: NCalc= 2.5 - from Gladstone-Dale relationship (KC = 0.1664) where Ncalc=Dcalc*KC+1
Help on RL Anisotrophism: RL Anisotrophism: Moderate.
Help on RL Bireflectance: RL Bireflectance: Weakly to moderately.
Help on RL Color: RL Color: Light gray with no internal reflections.
Help on RL Pleochroism: RL Pleochroism: Weakly from slightly greenish gray to darker greenish gray.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Mazzettiite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   45.10   45.40 
   
 420 nm   45.20   45.70 
 440 nm   45.40   45.90 
 460 nm   45.60   46.10 
 470 nm   45.60   46.10 
 480 nm   45.90   46.30 
 500 nm   45.90   46.40 
 520 nm   46.00   46.40 
 540 nm   46.00   46.50 
 546 nm   46.10   46.60 
 560 nm   46.20   46.60 
 580 nm   46.30   47.00 
 589 nm   46.30   47.00 
 600 nm   46.40   47.00 
 620 nm   46.40   47.10 
 640 nm   46.50   47.20 
 650 nm   46.40   47.10 
 660 nm   46.30   47.00 
 680 nm   46.20   46.90 
 700 nm   46.00   46.80 
Calculated Relative Intensity Colors of Mazzettiite in Air
Relative
Intensity		    0%   30%   60%   90% 100% 120% 150% 180% 200%
R1                  
R2                  
 

Calculated Properties of Mazzettiite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=7.44 gm/cc
note: Specific Gravity of Mazzettiite =9.04 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.1
Boson Index = 0.9
Help on Photoelectric: Photoelectric: PEMazzettiite = 744.30 barns/electron
U=PEMazzettiite x rElectron Density=5,540.02 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Mazzettiite is Not Radioactive
 

Mazzettiite Classification
Help on Dana Class: Dana Class: 03.01.09.02 (03)Sulfides - Sulfosalts
  (03.01)where z/y > 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.01.09)Dana Group
 
03.01.09.01 Petrovicite PbHgCu3BiSe5 Pnam 2/m 2/m 2/m
 
03.01.09.02 Mazzettiite! Ag3HgPbSbTe5 P na21 or Pnam Ortho
Help on Strunz Class: Strunz Class: 02.LB.40 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.L - Unclassified Sulfosalts
  02.LB -With essential Pb
 
02.LB.40 Petrovicite PbHgCu3BiSe5 Pnam 2/m 2/m 2/m
 
02.LB.40 Mazzettiite! Ag3HgPbSbTe5 P na21 or Pnam Ortho
 

Other Mazzettiite Information
Help on References: References: NAME( CanMin, 42:1739) PHYS. PROP.(CanMin, 42:1739) OPTIC PROP.(CanMin, 42:1739)
Help on See Also: See Also: Links to other databases for Mazzettiite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - MinMax(Deutsch)
7 - MinMax(English)
8 - Mineralienatlas (Deutsch)
9 - QUT Mineral Atlas
10 - Ruff.Info

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Mazzettiite

Ag3HgPbSbTe5
Dana No: 03.01.09.02 Strunz No: 02.LB.40
Locality:

 

Notes: