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A polytype of Molybdenite
Classification of Molybdenite-3R
|Hey's CIM Ref.:||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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Type Occurrence of Molybdenite-3R
|Type Locality:||Con Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada|
Crystallography of Molybdenite-3R
|Class (H-M):||3m - Ditrigonal Pyramidal|
|Cell Parameters:||a = 3.16Å, c = 18.33Å|
|Ratio:||a:c = 1 : 5.801|
|Unit Cell Volume:||V 158.51 Å³ (Calculated from Unit Cell)|
Chemical Properties of Molybdenite-3R
|Simplified for copy/paste:||MoS2|
|Essential elements:||Mo, S|
|All elements listed in formula:||Mo, S|
Relationship of Molybdenite-3R to other Species
|Related Minerals - Hey's Index Grouping:|
Other Names for Molybdenite-3R
|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 Molybdenite-3R
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
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.
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Locality Updated: Porthtowan, St Agnes, St Agnes District, Cornwall, England, UKFrom Peter Haas, 30th Oct 2014 15:54:47