Stibnite Identification of characteristics
Grey and columnar Crystal , cleavage On the surface of a horizontal, soluble, for the bulk of fine droplets, KOH on it, immediately turned yellow, and then into a Stibnite Stibnite Orange red And in order to distinguish similar oxides; stibnite, from crystal, stripe, perfect cleavage , color and streak, and identified it; galena Sometimes it seems quite similar, but for example lead light, crystal is not the same