Composition: Copper arsenic sulfide
Nomenclature: Named after the Greek enargos, which means "visible" or "obvious" due to the mineral's distinct cleavage.
Industrial Uses: Ore of copper.
Additional Notes: Enargite occasionally occurs in pseudo-hexagonal, star-shaped, cyclic twinned crystals.
China (ROC) : Scott 3123 : $12 : 8 May 1997
Enargite