UM1992-21-S:AgFeSb (original) (raw)

Valid as an unnamed mineral

Formula:

Ag6(Ag4Fe2+2)Sb4S12S

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:52185:5

a78184d9-02d8-4118-acb0-81e7b9eaa9c0

IMA Classification of UM1992-21-S:AgFeSbHide

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IMA status notes:

Unnamed (probably valid)

Classification of UM1992-21-S:AgFeSbHide

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2.GB.05

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
G : Sulfarsenites, sulfantimonites, sulfbismuthites
B : Neso-sulfarsenites, etc. with additional S

Optical Data of UM1992-21-S:AgFeSbHide

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Colour in reflected light:

gray with a bluish hue

Internal Reflections:

very rare, dark cherry red

Chemistry of UM1992-21-S:AgFeSbHide

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Mindat Formula:

Ag6(Ag4Fe2+2)Sb4S12S

Crystallography of UM1992-21-S:AgFeSbHide

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Cell Parameters:

a = 10.92 Å

Unit Cell V:

1,302.17 ų (Calculated from Unit Cell)

Comment:

the a parameter may increase with Ag content

Relationship of UM1992-21-S:AgFeSb to other SpeciesHide

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Other Members of this group:

Related Minerals - Strunz-mindat GroupingHide

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Other InformationHide

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Notes:

unaffected by light

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 UM1992-21-S:AgFeSbHide

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References for UM1992-21-S:AgFeSbHide

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Localities for UM1992-21-S:AgFeSbHide

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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

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- 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.