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Moschellandsbergite

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About MoschellandsbergiteHide

Formula:
Ag2Hg3
Colour:
white, tarnishes light brownish grey
Lustre:
Metallic
Hardness:
Specific Gravity:
13.48 - 13.71
Crystal System:
Isometric
Name:
The name was proposed by Harry Berman and G.A. Harcourt in 1938, for the type locality of Moschellandsberg (Landsberg for short), Germany. Earlier generically referred to as silver amalgam.
Intermetallic compound of silver and mercury.


Classification of MoschellandsbergiteHide

Approved, 'Grandfathered' (first described prior to 1959)
1.AD.15d

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.:
1.1.11.1
1.1.8.1

1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1.14

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

Physical Properties of MoschellandsbergiteHide

Metallic
Transparency:
Opaque
Colour:
white, tarnishes light brownish grey
Streak:
silver
Hardness:
3½ on Mohs scale
Tenacity:
Brittle
Cleavage:
Distinct/Good
{011} and {001}
Fracture:
Conchoidal
Density:
13.48 - 13.71 g/cm3 (Measured)    13.49 g/cm3 (Calculated)

Optical Data of MoschellandsbergiteHide

Type:
Isotropic
Reflectivity:
400nmR=73.5%
420nmR=74.6%
440nmR=75.7%
460nmR=76.9%
480nmR=78.2%
500nmR=79.5%
520nmR=80.7%
540nmR=81.7%
560nmR=82.6%
580nmR=83.3%
600nmR=83.7%
620nmR=84.0%
640nmR=84.2%
660nmR=84.4%
680nmR=84.5%
700nmR=84.7%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 84.7%.

Chemical Properties of MoschellandsbergiteHide

Formula:
Ag2Hg3

Crystallography of MoschellandsbergiteHide

Crystal System:
Isometric
Class (H-M):
m3m (4/m 3 2/m) - Hexoctahedral
Cell Parameters:
a = 10.04 Å
Unit Cell V:
1,012.05 ų (Calculated from Unit Cell)
Z:
10
Morphology:
Dodecahedral, frequently modified by (001) and (ll2).

Crystallographic forms of MoschellandsbergiteHide

Crystal Atlas:
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Moschellandsbergite - {110}, modified
Moschellandsbergite - {110}, modified
3d models and HTML5 code kindly provided by www.smorf.nl.

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Edge Lines | Miller Indices | Axes

Transparency
Opaque | Translucent | Transparent

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Along a-axis | Along b-axis | Along c-axis | Start rotation | Stop rotation

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
2.67 Å(40)
2.36 Å(100)
1.365 Å(70)
1.275 Å(50)
1.236 Å(60)
0.941 Å(50)
0.799 Å(50)

Type Occurrence of MoschellandsbergiteHide

Other Language Names for MoschellandsbergiteHide

French:Argental
Simplified Chinese:银汞矿
Traditional Chinese:銀汞礦

Common AssociatesHide

Associated Minerals Based on Photo Data:
2 photos of Moschellandsbergite associated with CinnabarHgS
1 photo of Moschellandsbergite associated with SideriteFeCO3
1 photo of Moschellandsbergite associated with Eglestonite(Hg2+2)3OCl3(OH)
1 photo of Moschellandsbergite associated with Calomel(Hg2)2+Cl2

Related Minerals - Nickel-Strunz GroupingHide

1.AD.AurihydrargyrumiteAu6Hg5Hex. 6/mmm (6/m 2/m 2/m) : P63/mcm
1.AD.05MercuryHgTrig. 3m (3 2/m) : R3m
1.AD.10BelendorffiteCu7Hg6Trig.
1.AD.10KolymiteCu7Hg6Iso.
1.AD.15cEugeniteAg11Hg2Iso.
1.AD.15bLuanheiteAg3HgHex.
1.AD.15aParaschachneriteAg3Hg2Orth.
1.AD.15aSchachneriteAg1.1Hg0.9Hex.
1.AD.20aWeishanite(Au,Ag,Hg)Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
1.AD.20bGoldamalgam (of Chen et al.)(Au,Ag)HgIso. m3m (4/m 3 2/m) : Im3m
1.AD.25PotaritePdHgTet. 4/mmm (4/m 2/m 2/m) : P4/mmm
1.AD.30LeadamalgamPb0.7Hg0.3Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm

Related Minerals - Dana Grouping (8th Ed.)Hide

1.1.8.2SchachneriteAg1.1Hg0.9Hex.
1.1.8.3ParaschachneriteAg3Hg2Orth.
1.1.8.4LuanheiteAg3HgHex.
1.1.8.5EugeniteAg11Hg2Iso.
1.1.8.6Weishanite(Au,Ag,Hg)Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

1.1CopperCuIso. m3m (4/m 3 2/m) : Fm3m
1.2SilverAgIso. m3m (4/m 3 2/m) : Fm3m
1.5GoldAuIso. m3m (4/m 3 2/m) : Fm3m
1.6AuricuprideCu3AuOrth.
1.7Tetra-auricuprideAuCuTet.
1.8ZincZnHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
1.9CadmiumCdHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
1.10DanbaiteCuZn2Iso.
1.11ZhanghengiteCuZnIso.
1.12MercuryHgTrig. 3m (3 2/m) : R3m
1.13KolymiteCu7Hg6Iso.
1.15EugeniteAg11Hg2Iso.
1.16SchachneriteAg1.1Hg0.9Hex.
1.17ParaschachneriteAg3Hg2Orth.
1.18LuanheiteAg3HgHex.
1.19Weishanite(Au,Ag,Hg)Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
1.20IndiumInTet.
1.21AluminiumAlIso. m3m (4/m 3 2/m) : Fm3m
1.22Khatyrkite(Cu,Zn)Al2Tet.
1.23Cupalite(Cu,Zn)AlOrth.
1.24DiamondCIso. m3m (4/m 3 2/m) : Fd3m
1.25GraphiteCHex. 6mm : P63mc
1.26ChaoiteCHex. 6/mmm (6/m 2/m 2/m) : P6/mmm
1.27LonsdaleiteCHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
1.28SiliconSi
1.29TinSnTet. 4/mmm (4/m 2/m 2/m) : I41/amd
1.30LeadPbIso. m3m (4/m 3 2/m) : Fm3m
1.31AnyuiiteAuPb2Tet. 4/mmm (4/m 2/m 2/m) : I4/mcm
1.31NovodnepriteAuPb3Tet. 4 2m : I4 2m
1.32LeadamalgamPb0.7Hg0.3Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm
1.33ArsenicAsTrig. 3m (3 2/m) : R3m
1.34ArsenolampriteAsOrth. mmm (2/m 2/m 2/m)
1.35PaxiteCuAs2Mon.
1.36KoutekiteCu5As2Hex.
1.37DomeykiteCu3AsIso. 4 3m : I4 3d
1.38Algodonite(Cu1-xAsx)Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
1.39NovákiteCu20AgAs10Mon.
1.40KutinaiteAg6Cu14As7Iso.
1.41AntimonySbTrig. 3m (3 2/m) : R3m
1.42StibarsenAsSbTrig. 3m (3 2/m) : R3m
1.43ParadocrasiteSb3AsMon. 2 : B2
1.44HorsforditeCu, Sb
1.45CuprostibiteCu2(Sb,Tl)Tet. 4/mmm (4/m 2/m 2/m) : P4/nmm
1.46Allargentum(Ag1-xSbx)Hex.
1.47AurostibiteAuSb2Iso. m3 (2/m 3) : Pa3
1.48DyscrasiteAg3SbOrth. mm2 : Pmm2
1.49BismuthBiTrig. 3m (3 2/m) : R3m
1.50MaldoniteAu2BiIso. m3m (4/m 3 2/m) : Fd3m
1.51SulphurS8Orth. mmm (2/m 2/m 2/m) : Fddd
1.52RosickýiteSMon. 2/m : P2/b
1.53SeleniumSeTrig. 3 2 : P31 2 1
1.54TelluriumTeTrig. 3 2 : P31 2 1
1.55ChromiumCrIso. m3m (4/m 3 2/m) : Im3m
1.56RheniumReHex.
1.57IronFeIso. m3m (4/m 3 2/m) : Im3m
1.58ChromferideFe3Cr1-x (x=0.6)Iso. m3m (4/m 3 2/m) : Pm3m
1.59FerchromideCr3Fe1-xIso. m3m (4/m 3 2/m) : Pm3m
1.60WairauiteCoFe
1.61NickelNiIso. m3m (4/m 3 2/m) : Fm3m
1.62Kamacite(Fe,Ni)Iso.
1.63Taenite(Fe,Ni)Iso. m3m (4/m 3 2/m) : Fm3m
1.64TetrataeniteFeNiTet.
1.65AwaruiteNi3FeIso. m3m (4/m 3 2/m) : Fm3m
1.66Palladium(Pd,Pt)
1.67PotaritePdHgTet. 4/mmm (4/m 2/m 2/m) : P4/mmm
1.68PaolovitePd2SnOrth.
1.69Stannopalladinite(Pd,Cu)3Sn2Hex.
1.70CabriitePd2CuSnOrth. mmm (2/m 2/m 2/m) : Pmmm
1.71Taimyrite(Pd,Cu,Pt)3SnOrth.
1.72Atokite(Pd,Pt)3SnIso. m3m (4/m 3 2/m) : Fm3m
1.73Rustenburgite(Pt,Pd)3Sn
1.74ZvyagintsevitePd3PbIso.
1.75PlumbopalladinitePd3Pb2Hex.
1.76Osmium(Os,Ir,Ru)Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
1.77Iridium(Ir,Os,Ru)Iso.
1.82PlatinumPtIso. m3m (4/m 3 2/m) : Fm3m
1.83HongshiitePtCuTrig.
1.84NiggliitePtSnHex.
1.85IsoferroplatinumPt3FeIso.
1.86TetraferroplatinumPtFeTet.
1.87TulameenitePt2CuFeTet.
1.88FerronickelplatinumPt2FeNiTet.
1.89Rhodium(Rh,Pt)Iso.

Other InformationHide

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 MoschellandsbergiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Berman, H., Harcourt, G.A. (1938) Natural amalgams. American Mineralogist: 23: 761-764.
Palache, C., Berman, H., Frondel, C. (1944) The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Seventh edition, Volume I: 103-104.
Berry, L.G., Thompson, R.M. (1962) X-ray powder data for the ore minerals. Geological Society of America Memoir: 85: 16-17.
Fairhurst, C.W., Cohen, J.B. (1972) The crystal structure of two compounds found in dental amalgam: Ag2Hg3 and Ag3Sn. Acta Crystallographica: 28: 371-378.
Cipriani, C., Bernardini, G.P., Corazza, M., Mazzetti, G., Moggi, V. (1993) Reinvestigation of natural and synthetic silver amalgams. European Journal of Mineralogy: 5: 903-914.
Criddle, A.J., Stanley, C.J., editors (1993) Quantitative data file for ore minerals, 3rd. edition. Chapman & Hall, London, 385.
Baren, M.A. (1996): The Ag-Hg (Silver-Mercury) system. Journal of Phase Equilibria 17, 122-128.

Internet Links for MoschellandsbergiteHide

Localities for MoschellandsbergiteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Austria
 
  • Salzburg
    • Zell am See District
      • Leogang
        • Hütten
          • Schwarzleograben
            • Schwarzleo mining district
A. Strasser: Die Minerale Salzburgs (1989)
Leblhuber (2000)
Canada
 
  • Manitoba
    • Flin Flon District
Healy, R.E. & Petruk, W. (1990) Petrology of Au-Ag-Hg and "invisible" gold in the Trout Lake massive sulfide deposit, Flin Flon, Manitoba. Canadian Mineralogist 28, 189-206.
Chile
 
  • Atacama
    • Copiapó Province
Robert B. Cook: "Chañarcillo, Chile"; Minrecord, july-august 1978, pag.201
China
 
  • Guizhou
    • Bijie
      • Weining County
        • Huize Zn-Pb-(Ag) ore field
Yaoguo Hu, Zhaoyang Li, Hanjie Wen, and Zhilong Huang (2000): Bulletin of Mineralogy, Petrology and Geochemistry 19(4), 318-320
Czech Republic
 
  • Plzeň Region
    • Rokycany District
      • Radnice
Litochleb, J., Sejkora, J., Šrein, V.: Amalgamy stříbra - moschellandsbergit a schachnerit ze železnorudného ložiska Březina u Radnic (západní Čechy). Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 2001, roč. 9, s. 225-229.
France
 
  • Auvergne-Rhône-Alpes
    • Isère
      • Allemont (Allemond)
Dana 7:I:104,131.
Germany
 
  • Rhineland-Palatinate
    • Donnersbergkreis
      • Alsenz-Obermoschel
        • Obermoschel
          • Landsberg (Moschellandsberg)
Hartmut Hensel Collection, Neustadt/Wstr.
Lapis 2001(6), 13-40
Klaproth, M.H. (1795): Beiträge zur chemischen Kenntniss der Mineralkörper. Vol. 1, Rottmann (Berlin), p. 182-183.; Ameilcan Mineralogist, Volume 58, pages 347-349, 1973
      • Kirchheimbolanden
        • Mörsfeld
Lapis 2001(6), 40
      • Rockenhausen
        • Stahlberg
Lapis 2001(6), 13-40
    • Kusel
Lapis 2001(6), 13-40
    • Rhein-Lahn-Kreis
      • Bad Ems
        • Frücht
S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990; Möhn, G., Frohwein, J. & Blaß, G. (2009): Neue Mineralfunde von der Grube Friedrichssegen bei Bad Ems. Lapis 34 (5), 35-40; 58.
Hungary
 
  • Borsod-Abaúj-Zemplén County
    • Kazincbarcika District
      • Rudabánya
Szakáll: Minerals of Rudabánya, 2001
Szakáll: Minerals of Rudabánya, 2001
Indonesia
 
  • Maluku Province
    • Wetar Island
Mineralium Deposita (2005) 40: 76–99
Japan
 
  • Kagoshima
    • Kirishima City
      • Yokogawa-cho
Mitsubishi Corporation mineral collection, Ikuno
Russia
 
  • Tuva
    • Pi-Khem District
Belogub, E.V., Novoselov, K.A., Kotlyarov, V.A., Fadina, I.B. (2007): Geology of Ore Deposits 49(7), 583-589.
Slovakia
 
  • Košice Region
    • Rožňava Co.
      • Nižná Slaná (Niedersalz; Alsósajó)
Martin Števko (unpublished, EMPA-WDS confirmed)
Sweden
 
  • Västmanland County
    • Sala
Mineralogical Magazine(1987) 51, 318-321; Kieft, C., Holmgren, J. & Eriksson, G.: (1987): The Silver-Mercury-Antimony minerals of Sala, Sweden. Canadian Mineralogist. 25 :647-658
USA
 
  • Nevada
    • Clark Co.
      • Spring Mts
        • Goodsprings Mining District
NBMG Spec. Pub. 31 Minerals of Nevada
    • Mineral Co.
NBMG Spec. Pub. 31 Minerals of Nevada
    • Storey Co.
      • Comstock Mining District
        • Virginia City
          • Comstock Lode
Eur. J. Mineral. , 1993, 5, pp. 903-914.
C. Cipriani and G. Mazetti, Eur. J. Mineral. 1989, 1, pp. 719-720.; Cipriani, C., & Mazzetti, G. (1989). Kolymite (copper amalgam); report of second and third occurrences. European Journal of Mineralogy, 1(5), 719-720.
 
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