Mineralogy Database

Amalgam Mineral Data

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General Amalgam Information

Help on Chemical  Formula: Chemical Formula: Ag2Hg3
Help on Composition: Composition: Molecular Weight = 817.51 gm
   Silver   26.39 %  Ag
   Mercury  73.61 %  Hg
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: Ag2Hg3
Help on Environment: Environment: Base metal ore deposits with oxidisable mercury sulfides.
Help on IMA Status: IMA Status: Not Approved IMA
Help on Locality: Locality: Germany, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the Medieval Latin "amalgama" for a mercury-metal alloy, generally when the other metal is silver.
Help on Name Pronunciation: Name Pronunciation: Amalgam Say AMALGAM
Help on Synonym: Synonym: Kongsbergite
  Silver amalgam (Hg)
 

Amalgam Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 9.9, Z = 10; V = 970.30 Den(Calc)= 13.99
Help on Crystal System: Crystal System: Isometric Space Group: Unk
 

Physical Properties of Amalgam

Help on Cleavage: Cleavage: {???} Indistinct
Help on Color: Color: White.
Help on Density: Density: 13.75 - 14.1, Average = 13.92
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Malleable - Deforms rather than breaking apart with a hammer.
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Hardness: Hardness: 3-3.5 - Calcite-Copper Penny
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Metallic
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: white
 

Calculated Properties of Amalgam

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=11.4 gm/cc
note: Specific Gravity of Amalgam =14.0 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.22
Boson Index = 0.78
Help on Photoelectric: Photoelectric: PEAmalgam =1,348.65 barns/electron
U=PEAmalgam x rElectron Density=15417.13 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Amalgam is Not Radioactive
 

Amalgam Classification

Help on  Dana Class: Dana Class: 01.01.08.00 (01)Native Elements
  (01.01)with metallic elements other than the platinum group
  (01.01.08)Silver Amalgam Alloys
 
01.01.08.00 Amalgam* Ag2Hg3 Unk Cubic
 
01.01.08.01 Moschellandsbergite Ag2Hg3 I m3m 4/m 3 2/m
 
01.01.08.02 Schachnerite Ag1.1Hg0.9 P 63/mmc 6/m 2/m 2/m
 
01.01.08.03 Paraschachnerite Ag3Hg2 C mcm 2/m 2/m 2/m
 
01.01.08.04 Luanheite Ag3Hg P 63/mmc 6/m 2/m 2/m
 
01.01.08.05 Eugenite Ag9Hg2 I 43m 4 3m
 
01.01.08.06 Weishanite (Au,Ag)3Hg2 P 63/mmc 6/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 01.AD.00 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
  01.A - Metals and Intermetallic Alloys
  01.AD -Mercury-amalgam family
 
01.AD.00 Amalgam* Ag2Hg3 Unk Cubic
 

Other Amalgam Information

Help on References: References: PHYS. PROP.(Dana)
Help on See Also: See Also: Links to other databases for Amalgam :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info
11 - Scandinavian mineral gallery

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

Amalgam

Ag2Hg3
Dana No: 01.01.08.00 Strunz No: 01.AD.00
Locality:

 

Notes:

 

 
   
 


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