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Electrum

Formula:
(Au, Ag)
Lustre:Metallic
Name:From the Greek ήλεκτρου for "amber," in allusion to its colour.
A variety of Gold

Gold-Silver Series. A variety of gold containing silver, usually with >20% of silver.

Classification of Electrum

Nickel-Strunz 10th (pending) edition ID:1.AA.05

1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
A : Copper-cupalite family
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Physical Properties of Electrum

Lustre:Metallic

Chemical Properties of Electrum

Formula:
(Au, Ag)
Essential elements:Au
All elements listed in formula:Ag, Au

Relationship of Electrum to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
1.AA.05Aluminium
Al
1.AA.05Copper
Cu
1.AA.05Gold
Au
1.AA.05Lead
Pb
1.AA.05Nickel
Ni
1.AA.05Silver
Ag
1.AA.05UM2004-08-E:AuCuPd
(Cu,Pd,Au)
1.AA.05UM1991-06-E:AuCu
Au
 
3
Cu
1.AA.10aAuricupride
Cu
 
3
Au
1.AA.10bTetra-auricupride
AuCu
1.AA.10aCuproauride
Cu
 
3
Au
1.AA.15Anyuiite
Au(Pb,Sb)
 
2
1.AA.15Khatyrkite
(Cu,Zn)Al
 
2
1.AA.15Iodine
I
1.AA.15Novodneprite
AuPb
 
3
1.AA.15UM1985-02-E:AlZn
ZnAl
 
2
1.AA.20Cupalite
(Cu,Zn)Al
1.AA.25Hunchunite
Au
 
2
Pb

Other Names for Electrum

Synonyms:
Argentian GoldArgentiferous GoldChrysargyriteGold ArgentideOroche
Other Languages:
German:Chrysargyrit
Elektrum
Japanese:エレクトラム
Spanish:Chrysargyrita
Varieties:
ArgentocuproauriteArgentocuproaurite-IArgentocuproaurite-II

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Electrum

Reference List:Pliny (77A.D.) 33: 23.

Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged, 834pp.: 89-91.

Internet Links for Electrum

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  • Wendel Minerals - Auktion & Shop
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Rare and Unusual minerals at Mineralogical Research Company
  • Fabre Minerals - search for Electrum specimens
  • The Arkenstone - Fine Minerals
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  • Buy from David K Joyce minerals
  • Buy Minerals and Crystals from Crystalarium.com
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    Localities for Electrum

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 19th Oct 2009 10:24:37