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Eugenite

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Formula:
Ag11Hg2
System:
Isometric
Hardness:
2½ - 3
Name:
For Professor Eugen Friedrich Stumpfl (1931 – 2004), Austrian mineralogist, Mining University, Leoben, Austria, for his studies of noble metal compounds.
This page provides mineralogical data about Eugenite.

Classification of Eugenite

Approved
1.AD.15c

1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
D : Mercury-amalgam family
Dana 7th ed.:
1.1.11.5
1.1.8.5

1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1.15

1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
mindat.org URL:
http://www.mindat.org/min-1422.html
Please feel free to link to this page.

First Recorded Occurrence of Eugenite

Year of Discovery:
1986

Physical Properties of Eugenite

Hardness (Mohs):
2½ - 3

Crystallography of Eugenite

Crystal System:
Isometric
Cell Parameters:
a = 10.02Å
Unit Cell Volume:
V 1,006.01 ų (Calculated from Unit Cell)

Optical Data of Eugenite

Type:
Isotropic

Chemical Properties of Eugenite

Formula:
Ag11Hg2
Essential elements:
All elements listed in formula:

Relationship of Eugenite to other Species

1.AD.05MercuryHg
1.AD.10BelendorffiteCu7Hg6
1.AD.10KolymiteCu7Hg6
1.AD.15bLuanheiteAg3Hg
1.AD.15dMoschellandsbergiteAg2Hg3
1.AD.15aParaschachneriteAg3Hg2
1.AD.15aSchachneriteAg1.1Hg0.9
1.AD.20aWeishanite(Au,Ag)3Hg2
1.AD.20bGoldamalgam (of Chen et al.)(Au,Ag)Hg
1.AD.25PotaritePdHg
1.AD.30LeadamalgamPb0.7Hg0.3
1.1CopperCu
1.2SilverAg
1.5GoldAu
1.6AuricuprideCu3Au
1.7Tetra-auricuprideAuCu
1.8ZincZn
1.9CadmiumCd
1.10DanbaiteCuZn2
1.11ZhanghengiteCuZn
1.12MercuryHg
1.13KolymiteCu7Hg6
1.14MoschellandsbergiteAg2Hg3
1.16SchachneriteAg1.1Hg0.9
1.17ParaschachneriteAg3Hg2
1.18LuanheiteAg3Hg
1.19Weishanite(Au,Ag)3Hg2
1.20IndiumIn
1.21AluminiumAl
1.22Khatyrkite(Cu,Zn)Al2
1.23Cupalite(Cu,Zn)Al
1.24DiamondC
1.25GraphiteC
1.26ChaoiteC
1.27LonsdaleiteC
1.28SiliconSi
1.29TinSn
1.30LeadPb
1.31AnyuiiteAu(Pb,Sb)2
1.31NovodnepriteAuPb3
1.32LeadamalgamPb0.7Hg0.3
1.33ArsenicAs
1.34ArsenolampriteAs
1.35PaxiteCuAs2
1.36KoutekiteCu5As2
1.37DomeykiteCu3As
1.38Algodonite(Cu1-xAsx)
1.39NovákiteCu20AgAs10
1.40KutinaiteAg6Cu14As7
1.41AntimonySb
1.42StibarsenAsSb
1.43ParadocrasiteSb3As
1.44HorsforditeCu, Sb
1.45CuprostibiteCu2(Sb,Tl)
1.46Allargentum(Ag1-xSbx)
1.47AurostibiteAuSb2
1.48DyscrasiteAg3Sb
1.49BismuthBi
1.50MaldoniteAu2Bi
1.51SulphurS8
1.52RosickýiteS
1.53SeleniumSe
1.54TelluriumTe
1.55ChromiumCr
1.56RheniumRe
1.57IronFe
1.58ChromferideFe3Cr1-x (x=0.6)
1.59FerchromideCr3Fe1-x
1.60WairauiteCoFe
1.61NickelNi
1.62Kamacite(Fe,Ni)
1.63Taenite(Fe,Ni)
1.64TetrataeniteFeNi
1.65AwaruiteNi3Fe
1.66Palladium(Pd,Pt)
1.67PotaritePdHg
1.68PaolovitePd2Sn
1.69Stannopalladinite(Pd,Cu)3Sn2
1.70CabriitePd2CuSn
1.71Taimyrite-I(Pd,Cu,Pt)3Sn
1.72Atokite(Pd,Pt)3Sn
1.73Rustenburgite(Pt,Pd)3Sn
1.74Zvyagintsevite(Pd,Pt,Au)3(Pb,Sn)
1.75PlumbopalladinitePd3Pb2
1.76Osmium(Os,Ir,Ru)
1.77Iridium(Ir,Os,Ru)
1.82PlatinumPt
1.83HongshiitePtCu
1.84NiggliitePtSn
1.85IsoferroplatinumPt3Fe
1.86TetraferroplatinumPtFe
1.87TulameenitePt2CuFe
1.88FerronickelplatinumPt2FeNi
1.89Rhodium(Rh,Pt)
1.1.11.1MoschellandsbergiteAg2Hg3
1.1.11.2SchachneriteAg1.1Hg0.9
1.1.11.3ParaschachneriteAg3Hg2
1.1.11.4LuanheiteAg3Hg

Other Names for Eugenite

Name in Other Languages:
German:Eugenit
Spanish:Eugenita

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 Eugenite

Reference List:
American Mineralogist: 80: 845-846.

Mineralogia Polonica: 17(2): 3-13.

Internet Links for Eugenite

Localities for Eugenite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Austria
 
  • Tyrol
    • North Tyrol
      • Kitzbühel Alps
        • Fieberbrunn
Steiner, M., Tropper, P., Vavtar, F., Kaindl, R. & Krismer, M. (2010): Balkanite from the Cu ore deposit Röhrerbühel, Kitzbühel (N-Tyrol, Austria). N. Jb. Mineral. Abh. 187, 207-215.
Chile
 
  • Atacama Region
    • Copiapó Province
      • Pabellón
        • Elisa de Bordos
The Stratabound Tuff-hosted Elisa de Bordos Silver-Mercury Deposit, Northern Chile; M. Jurgeit & L. Fontbote, in Stratabound Ore Deposits in the Andes, L Fontbote, G.C. Amstutz, M. Cardozo, E. Cedillo, J. Frutos (Editors), Springer-Verlag, Berlin Heidelbe
Germany
 
  • Rhineland-Palatinate
    • Hunsrück
      • Baumholder
http://www.mineralienfreunde-der-pfalz.de/index.php?option=com_content&view=category&layout=blog&id=34&Itemid=86
Morocco
 
  • Souss-Massa-Draâ Region
    • Ouarzazate Province
      • Djebel Saghro (Jbel Saghro)
        • Imiter District
Barral, J.-P., Favreau, G. and Lheur, C. (2008). La mine d'argent d'Imiter (Maroc) - Géologie, histoire exploitation et description des espèces minérales. Le Cahier des Micromonteurs 3/2008, 1-110. (in French)
      • Tazenakht
S. Weiß: Lapis 31(7/8), 72-73 (2006)
Namibia
 
  • Otjikoto Region (Oshikoto)
    • Tsumeb
RRUFF database. XRD confirmed.
Poland
 
  • Lower Silesia (Dolnośląskie)
    • Legnica
      • Lubin District
Kucha H. 2007: Mineralogia kruszcowa i geochemia ciała rudnego złoża Lubin-Sieroszowice. Biuletyn PIG, vol. 423, pp. 77-94
Piestrzyński A., Tylka W. 1992: Silver amalgams from the Sieroszowice copper mine, Lubin-Sieroszowice district, SW Poland. Mineralogia Polonica, vol. 23, no 1
      • Polkowice District
Mineral. Polonica: 23(1):17-24.
Russia
 
  • Eastern-Siberian Region
    • Sakha Republic (Saha Republic; Yakutia)
http://www.encyclopedia.com/doc/1G1-84017545.html
Sweden
 
  • Västmanland
    • Sala
Holmgren, J. (2002): Sala silvergruva. Hälleflintan (Medlemsblad för Upplands Geologiska Sällskap), UGS, 2002:3
USA
 
  • Arizona
    • Cochise Co.
      • Mule Mts
        • Warren District
[MinRec 24:421]
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 217.
  • Michigan
    • Baraga Co.
      • Huron River
Travis Olds collection
    • Menominee Co.
Quigley, Tom, and Mahin, Bob, 2008, Back Forty Geology and Mineralization: Proceedings of the Institute on Lake Superior Geology, v. 54, Part 2 - Field Trip Guidebook, 66-85.
Mineral and/or Locality  
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