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Merenskyite

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Merenskyite
General
Category Telluride mineral
Formula (Pd,Pt)(Te,Bi)2
IMA symbol Mrk [1]
Strunz classification 2.EA.20
Crystal system Trigonal
Crystal class Hexagonal scalenohedral (3m)
H-M symbol: (3m)
Space group P3m1
Unit cell a = 3.978(1) Å,
c = 5.125(2) Å; Z = 1
Identification
ColorWhite, grayish white
Crystal habit Microscopic inclusions, intergrowths with other Pd–Pt minerals
Mohs scale hardness3.5
Diaphaneity Opaque
Specific gravity 8.547
Pleochroism Weak, white to grayish white in air under reflected light
References [2] [3] [4] [5]

Merenskyite is a rare telluride / bismuthinide mineral with the chemical formula (Pd,Pt)(Te,Bi)2. [3] [4] It is an opaque white to light gray metallic mineral that occurs as inclusions within other minerals such as chalcopyrite. It crystallizes in the trigonal crystal system. [3]

Merenskyite was first described in 1966 for an occurrence in the Merensky Reef of the Western Bushveld Igneous Complex, South Africa, and named for South African geologist Hans Merensky (1871–1952). [5]

References

  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. 1 2 3 Webmineral data
  4. 1 2 Handbook of Mineralogy
  5. 1 2 Mindat.org
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