Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportAdd Glossary Item
StatisticsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Electrum

This page is currently not sponsored. Click here to sponsor this page.
Formula:
(Au, Ag)
Colour:
Pale yellow
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 wt.% of silver.

Classification of Electrum

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
mindat.org URL:
http://www.mindat.org/min-1365.html
Please feel free to link to this page.

Physical Properties of Electrum

Metallic
Diaphaneity (Transparency):
Opaque
Colour:
Pale yellow
Comment:
As the Silver content increases, the colour pales
Streak:
pale yellow
Tenacity:
Malleable
Cleavage:
None Observed
Fracture:
Hackly

Chemical Properties of Electrum

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

Relationship of Electrum to other Species

1.AA.05AluminiumAl
1.AA.05CopperCu
1.AA.05GoldAu
1.AA.05LeadPb
1.AA.05NickelNi
1.AA.05SilverAg
1.AA.05UM2004-08-E:AuCuPd(Cu,Pd,Au)
1.AA.05UM1991-06-E:AuCuAu3Cu
1.AA.10aAuricuprideCu3Au
1.AA.10bTetra-auricuprideAuCu
1.AA.10aCuproaurideCu3Au
1.AA.15AnyuiiteAu(Pb,Sb)2
1.AA.15Khatyrkite(Cu,Zn)Al2
1.AA.15IodineI2
1.AA.15NovodnepriteAuPb3
1.AA.15UM1985-02-E:AlZnZnAl2
1.AA.20Cupalite(Cu,Zn)Al
1.AA.25HunchuniteAu2Pb

Other Names for Electrum

Name in Other Languages:
Simplified Chinese:银金矿

Other Information

Health Risks:
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

Localities for Electrum

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.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2015, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: March 29, 2015 04:17:45 Page generated: March 28, 2015 12:42:34