Argentopyrite Mineral Data

General Argentopyrite Information
Chemical Formula:	AgFe2S3
Composition:	Molecular Weight = 315.76 gm
	Iron 35.37 % Fe
	Silver 34.16 % Ag
	Sulfur 30.47 % S
	______
	100.00 %
Empirical Formula:	AgFe³⁺₂S₃
Environment:	Occurs as crusts of euhedral crystals formed in hydrothermal veins.
IMA Status:	Valid Species (Pre-IMA) 1868
Locality:	From St. Andreasberg, Harz; Marienberg, Schneeberg, Johanngeorgenstadt, and Freiberg, Saxony; and at the Anton mine, Weiden, Black Forest, Germany. Link to MinDat.org Location Data.
Name Origin:	For its composition and physical similarity to pyrite.
Name Pronunciation:	Argentopyrite + Pronunciation