Moschellandsbergite is a rare isometric mineral made up of a silver-white amalgam of mercury and silver with the chemical makeup Ag2Hg3.

Moschellandsbergite
General
CategoryMetals and intermetallic alloys
Formula
(repeating unit)
silver amalgam, Ag2Hg3
IMA symbolMlb[1]
Strunz classification1.AD.15d
Crystal systemIsometric
Crystal classTetartoidal (23)
(same H-M symbol)
Space groupI23
Unit cella = 10.04 Å, Z = 10
Identification
Colorwhite, tarnishes grey
Cleavagebrittle
Mohs scale hardness3.5
Lustermetallic
Specific gravity13.48
References[2][3][4][5]

It was first described in 1938 and named after Moschellandsberg Mountain near Obermoschel, Rhineland-Palatinate, Germany.[4][6] It is considered a low-temperature hydrothermal mineral which occurs with metacinnabar, cinnabar, mercurian silver, tetrahedritetennantite, pyrite, sphalerite and chalcopyrite.[3]

References

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  1. ^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
  2. ^ Mineralienatlas
  3. ^ a b Mineral Handbook
  4. ^ a b Mindat
  5. ^ Webmineral
  6. ^ American Geological Institute (1997). Dictionary of Mining, Mineral, and Related Terms. Alexandria, Virginia: Birkhäuser. p. 356. ISBN 0-922152-36-5.