Laforetite Mineral Data

General Laforetite Information
Chemical Formula:	AgInS2
Composition:	Molecular Weight = 286.82 gm
	Indium 40.03 % In
	Silver 37.61 % Ag
	Sulfur 22.36 % S
	______
	100.00 %
Empirical Formula:	AgInS₂
Environment:	Breccia vein sample from the mine dumps. Microscopic inclusions in galena.
IMA Status:	Approved IMA 1995 (Dana # Added)
Locality:	The disused Montgros mine (Pinols claim), near the hamlet La Boriette, about 10 km SW of Langeac, Haute-Loire, France. Link to MinDat.org Location Data.
Name Origin:	Named for Claude P. Laforet (1936-) a metallographer at the Bureau de Recherches Geologiques et Minieres, who first observed the mineral from the Montgros mine.
Synonym:	IMA1995-006