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Argentian Tetrahedrite from
Herja Mine, Chiuzbaia (Kisbánya), Baia Mare (Nagybánya), Maramureș Co., Romania

Description
Comments:	Freibergite requires 28 wt % Silver and Cook and Damian Found all Herja tetrahdrites to have between 7 and 20 wt % Silver. A single recent pocket contained Freibergites in Plumosite
Habit:	modified terahedra to several mm
Colour:	grey black
UV Fluorescence:	none
Quality of samples:	Poor for species, only of interest for locality collectors. (#)
Rarity at site:	Rare
Confirmation
Validity:	Believed Valid
References
References:	[Cook N.J., Damian Gh., New data on "Plumosite" and Other Sulfosalt Minerals from the Herja Vein Deposit, Baia Mare Dist., Romania, Geologica Carphathica, (1997)]
Data
Mineral Data:	Click here to view Argentian Tetrahedrite data
Locality Data:	Click here to view Herja Mine, Chiuzbaia (Kisbánya), Baia Mare (Nagybánya), Maramureș Co., Romania

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