It is far more desired as a mineral specimen. Cubanite has a bright metallic luster and a brassy golden color that is really striking. Cubanite is named after Cuba, the country of its type locality. Color is a brassy golden yellow. Luster is metallic.
Crystals are opaque.
Crystal Habits include elongated prismatic to tabular crystals. Also lamellar, rarely massive. Cleavage is rather poor in one direction. Fracture is conchoidal. Streak is black.