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Molybdenite-3R

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Formula:
MoS2
System:
Trigonal
A polytype of Molybdenite

Classification of Molybdenite-3R

3.8.7

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
8 : Sulphides etc. of Cr, Mo, W an Mn
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First Recorded Occurrence of Molybdenite-3R

Crystallography of Molybdenite-3R

Crystal System:
Trigonal
Class (H-M):
3m - Ditrigonal Pyramidal
Space Group:
R3m
Cell Parameters:
a = 3.16Å, c = 18.33Å
Ratio:
a:c = 1 : 5.801
Unit Cell Volume:
V 158.51 ų (Calculated from Unit Cell)
Z:
3

Chemical Properties of Molybdenite-3R

Formula:
MoS2
Essential elements:
All elements listed in formula:

Relationship of Molybdenite-3R to other Species

3.8.1BrezinaiteCr3S4
3.8.2CaswellsilveriteNaCrS2
3.8.3KalininiteZnCr2S4
3.8.4DaubréeliteFe2+Cr23+S4
3.8.5Heideite(Fe,Cr)1.15(Ti,Fe)2S4
3.8.6MolybdeniteMoS2
3.8.8JordisiteMoS2
3.8.9DrysdalliteMo(Se,S)2
3.8.10TungsteniteWS2
3.8.12AlabanditeMnS
3.8.13HaueriteMnS2
3.8.14Manganoshadlunite(Mn,Pb,Cd)(Cu,Fe)8S8

Other Names for Molybdenite-3R

Name in Other Languages:

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 Molybdenite-3R

Reference List:
Traill, R. J. (1963): A rhombohedral polytype of molybdenite. Can. Mineral. 7, 524-526.

Handbook of Mineralogy Vol. I, p. 336.

Internet Links for Molybdenite-3R

Localities for Molybdenite-3R

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.
Canada
 
  • British Columbia
    • Nanaimo Mining Division
      • Texada Island
J. A. Mandarino and R. I. Gait (1970) Molybdenite polytypes in the Royal Ontario Museum. The Canadian Mineralogist 10:723-729
  • Northwest Territories
    • Mackenzie District
      • Yellowknife
R. J. Traill. A rhombohedral polytype of molybdenite, Canad. Mineral ,7 524-526 (1963)
  • Ontario
    • Timiskaming District
      • Powell Township
J. A. Mandarino and R. I. Gait (1970) Molybdenite polytypes in the Royal Ontario Museum. The Canadian Mineralogist 10:723-729
  • Québec
    • Chaudière-Appalaches
      • Les Appalaches RCM
        • Saint-Pierre-de-Broughton (West Broughton)
J. A. Mandarino and R. I. Gait (1970) Molybdenite polytypes in the Royal Ontario Museum. The Canadian Mineralogist 10:723-729
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
J. A. Mandarino and R. I. Gait (1970) Molybdenite polytypes in the Royal Ontario Museum. The Canadian Mineralogist 10:723-729
China
 
  • Henan Province
    • Luoyang Prefecture
      • Song Co.
Senpo Wen (2009): Geology and Exploration 45(3), 247-252
Greenland
 
  • Sermersooq
    • Arsuk Fjord
J. A. Mandarino and R. I. Gait (1970) Molybdenite polytypes in the Royal Ontario Museum. The Canadian Mineralogist 10:723-729
Italy
 
  • Piedmont
    • Verbano-Cusio-Ossola Province
      • Ossola Valley
        • Antigorio Valley
          • Premia
            • Premia gneiss quarries
Sergio Varvelo specimens
        • Formazza Valley
          • Formazza
            • Ban Group
Mattioli V. (1979): Minerali Ossolani. Ed. Arti Grafiche Medesi, Milano, 268 pp.; Piccoli G.C., Maletto G., Bosio P., Lombardo B. (2007): Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" di Alba, Ed., Alba, 607 pp.
AA. VV., 1996. Collezionare minerali. Hobby & Work.
  • Veneto
    • Padova Province
      • Euganei Hills
J. A. Mandarino and R. I. Gait (1970) Molybdenite polytypes in the Royal Ontario Museum. The Canadian Mineralogist 10:723-729
Mexico
 
  • Michoacan
    • Mun. de Mugica
      • Nueva Italia de Ruiz
J. A. Mandarino and R. I. Gait (1970) Molybdenite polytypes in the Royal Ontario Museum. The Canadian Mineralogist 10:723-729
Russia
 
  • Far-Eastern Region
    • Sakhalinskaya Oblast'
      • Kuril Islands
        • Iturup Island
          • Bogatyr' Range
Znamenskii V.S., Lebedev L.M., Sidorenko G.A. (1970) On molybdenite from middle-cretaceous volcanic rocks of Iturup island (Kuril Islands), - DAN USSR, v.193, N4, pp. 898-901 (in Rus.).
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Khibiny Massif
          • Takhtarvumchorr Mt
J. A. Mandarino and R. I. Gait (1970) Molybdenite polytypes in the Royal Ontario Museum. The Canadian Mineralogist 10:723-729
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
        • Kyshtym (Kychtym; Kishtim)
Pavel M. Kartashov data
Switzerland
 
  • Wallis (Valais)
    • Binn Valley
      • Freichi area
      • Giessen
Most recent: Gea 1993/04 p.137 with most literature references
USA
 
  • Arizona
    • Pinal Co.
      • San Manuel District
Newberry,Rainer J.J.,(1979) Poltypism in Molybdenite(I):a non-equllibrium impurity-induced phenomenon: American Mineralogist 64.758-767
  • North Carolina
    • McDowell Co.
Frondel,Judith W. and Wickman,Frans E.(1970) Molybdenite Polytypes In Theory And Occurrence .II.Some Naturally -Occurring Polytypes Of Molybdenite; The American Mineralogist,Vol.55,November-December,1970, pg #1861
  • Utah
    • Tooele Co.
J. A. Mandarino and R. I. Gait (1970) Molybdenite polytypes in the Royal Ontario Museum. The Canadian Mineralogist 10:723-729
Zambia
 
Stanislav Vrána
Mineral and/or Locality  
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