This specimen is an unusual, highly modified, complex, elongated Spahlerite crystal. The color is jet black and has the surface have a high, glossy luster.
Condition: Good
Flaws: Two surfaces are cleavage planes - best seen in the upper left of the specimen in the third photo.
This mineral is also found in the following galleries: Minerals From Russia | Sulfides and Sulfosalts | Minerals Priced Between 25 and 49 Dollars