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Eugenite

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Formula:
Ag
 
11
Hg
 
2
System:IsometricHardness: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

IMA status:Approved
Strunz 8th edition ID:1/A.02-28
Nickel-Strunz 10th (pending) edition ID: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 edition ID:1.1.11.5
Dana 8th edition ID:1.1.8.5

1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
Hey's CIM Ref.:1.15

1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
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Type Occurrence of Eugenite

Type Locality:Sieroszowice Mine, Polkowice District, Legnica, Lower Silesia (Dolnośląskie), Poland
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:
Ag
 
11
Hg
 
2
Simplified for copy/paste:Ag11Hg2
Essential elements:Ag, Hg
All elements listed in formula:Ag, Hg

Relationship of Eugenite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
1.AD.05Mercury
Hg
1.AD.10Belendorffite
Cu
 
7
Hg
 
6
1.AD.10Kolymite
Cu
 
7
Hg
 
6
1.AD.15bLuanheite
Ag
 
3
Hg
1.AD.15dMoschellandsbergite
Ag
 
2
Hg
 
3
1.AD.15aParaschachnerite
Ag
 
3
Hg
 
2
1.AD.15aSchachnerite
Ag
 
1.1
Hg
 
0.9
1.AD.20aWeishanite
(Au,Ag)
 
3
Hg
 
2
1.AD.20bGoldamalgam (of Chen et al.)
(Au,Ag)Hg
1.AD.25Potarite
PdHg
1.AD.30Leadamalgam
Pb
 
0.7
Hg
 
0.3
Related Minerals - Hey's Index Grouping:

- +
1.1Copper
Cu
1.2Silver
Ag
1.5Gold
Au
1.6Auricupride
Cu
 
3
Au
1.7Tetra-auricupride
AuCu
1.8Zinc
Zn
1.9Cadmium
Cd
1.10Danbaite
CuZn
 
2
1.11Zhanghengite
CuZn
1.12Mercury
Hg
1.13Kolymite
Cu
 
7
Hg
 
6
1.14Moschellandsbergite
Ag
 
2
Hg
 
3
1.16Schachnerite
Ag
 
1.1
Hg
 
0.9
1.17Paraschachnerite
Ag
 
3
Hg
 
2
1.18Luanheite
Ag
 
3
Hg
1.19Weishanite
(Au,Ag)
 
3
Hg
 
2
1.20Indium
In
1.21Aluminium
Al
1.22Khatyrkite
(Cu,Zn)Al
 
2
1.23Cupalite
(Cu,Zn)Al
1.24Diamond
C
1.25Graphite
C
1.26Chaoite
C
1.27Lonsdaleite
C
1.28Silicon
Si
1.29Tin
Sn
1.30Lead
Pb
1.31Anyuiite
Au(Pb,Sb)
 
2
1.31Novodneprite
AuPb
 
3
1.32Leadamalgam
Pb
 
0.7
Hg
 
0.3
1.33Arsenic
As
1.34Arsenolamprite
As
1.35Paxite
CuAs
 
2
1.36Koutekite
Cu
 
5
As
 
2
1.37Domeykite
Cu
 
3
As
1.38Algodonite
(Cu
 
1-x
As
 
x
)
1.39Novakite
Cu
 
20
AgAs
 
10
1.40Kutinaite
Ag
 
6
Cu
 
14
As
 
7
1.41Antimony
Sb
1.42Stibarsen
AsSb
1.43Paradocrasite
Sb
 
3
As
1.44Horsfordite
Cu, Sb
1.45Cuprostibite
Cu
 
2
(Sb,Tl)
1.46Allargentum
(Ag
 
1-x
Sb
 
x
)
1.47Aurostibite
AuSb
 
2
1.48Dyscrasite
Ag
 
3
Sb
1.49Bismuth
Bi
1.50Maldonite
Au
 
2
Bi
1.51Sulphur
S
 
8
1.52Rosickýite
S
1.53Selenium
Se
1.54Tellurium
Te
1.55Chromium
Cr
1.56Rhenium
Re
1.57Iron
Fe
1.58Chromferide
Fe
 
3
Cr
 
1-x
(x=0.6)
1.59Ferchromide
Cr
 
3
Fe
 
1-x
1.60Wairauite
CoFe
1.61Nickel
Ni
1.62Kamacite
(Fe,Ni)
1.63Taenite
(Fe,Ni)
1.64Tetrataenite
FeNi
1.65Awaruite
Ni
 
3
Fe
1.66Palladium
(Pd,Pt)
1.67Potarite
PdHg
1.68Paolovite
Pd
 
2
Sn
1.69Stannopalladinite
(Pd,Cu)
 
3
Sn
 
2
1.70Cabriite
Pd
 
2
CuSn
1.71Taimyrite-I
(Pd,Cu,Pt)
 
3
Sn
1.72Atokite
(Pd,Pt)
 
3
Sn
1.73Rustenburgite
(Pt,Pd)
 
3
Sn
1.74Zvyagintsevite
(Pd,Pt,Au)
 
3
(Pb,Sn)
1.75Plumbopalladinite
Pd
 
3
Pb
 
2
1.76Osmium
(Os,Ir,Ru)
1.77Iridium
(Ir,Os,Ru)
1.82Platinum
Pt
1.83Hongshiite
PtCu
1.84Niggliite
PtSn
1.85Isoferroplatinum
Pt
 
3
Fe
1.86Tetraferroplatinum
PtFe
1.87Tulameenite
Pt
 
2
CuFe
1.88Ferronickelplatinum
Pt
 
2
FeNi
1.89Rhodium
(Rh,Pt)
Related Minerals - Dana Grouping):

- +
1.1.11.1Moschellandsbergite
Ag
 
2
Hg
 
3
1.1.11.2Schachnerite
Ag
 
1.1
Hg
 
0.9
1.1.11.3Paraschachnerite
Ag
 
3
Hg
 
2
1.1.11.4Luanheite
Ag
 
3
Hg

Other Names for Eugenite

Synonyms:
IMA1981-037
Other Languages:
German:Eugenit
Spanish:Eugenita

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 Eugenite

Reference List:

- +
American Mineralogist: 80: 845-846.

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

Internet Links for Eugenite

Search Engines:
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  • External Links:
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  • Look for Eugenite on Athena Mineralogy
  • Look for Eugenite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Eugenite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
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  • Localities for Eugenite

    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.
    (TL) indicates type locality. ? 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.
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    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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