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UM1997-44-S:FeK

Invalid as an unnamed mineral
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Formula:
K1-2Fe2-3S3-4
Probably identical to Unnamed (K sulfides solid solution).


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Unique IdentifiersHide

Mindat ID:
54106
Long-form identifier:
mindat:1:1:54106:2
GUID
(UUID V4):
69a81e97-5ae0-45f3-b928-aa8f7f602c47

IMA Classification of UM1997-44-S:FeKHide

IMA status notes:
Unnamed (probably invalid)
Approval history:
status set to "probably invalid" due to substantial stoichiometric difference between the particular grains

Chemistry of UM1997-44-S:FeKHide

Mindat Formula:
K1-2Fe2-3S3-4
Elements listed:
Fe, K, S - search for minerals with similar chemistry

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.

Internet Links for UM1997-44-S:FeKHide

References for UM1997-44-S:FeKHide

Reference List:
Mitchell, R.H. (1997): Carbonate-carbonate immiscibility, neighborite and potassium iron sulphide in Oldoinyo Lengai natrocarbonatite. Mineral. Mag.: 61(409): 779-789; https://doi.org/10.1180/minmag.1997.061.409.03
Smith, D. G.W., Nickel, E. H. (2007) A System of Codification for Unnamed Minerals: Report of the Subcommittee for Unnamed Minerals of the Ima Commission on New Minerals, Nomenclature and Classification. The Canadian Mineralogist, 45 (4) 983-990 doi:10.2113/gscanmin.45.4.983

Localities for UM1997-44-S:FeKHide

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 references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Tanzania
 
  • Arusha region
    • Ngorongoro District
doi.org (n.d.) https://doi.org/10.1180/minmag.1997.061.409.03
Mitchell, R.H. (1997): Carbonate-carbonate immiscibility, neighborite and potassium iron sulphide in Oldoinyo Lengai natrocarbonatite. Mineral. Mag.: 61(409): 779-789
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