Get a ton of information about Coracao de Negro. Here's a quick overview:

Coracao de Negro comes from
Parts of Central and South America

Botanical Name:
Swartzia benthamiana
 
Other Names:
Bannia, Ferreol, Gandoe, Icoje, Ijzerhart, Montouchy, Mututy, Naranjillo, Orura Barrialera, Parakusan, Pau Ferro, Wamara, Alma Negra, Wild orange, Black paddlewood
 
Color:
Nearly black, dark gray to brown with irregular black stripes and veins.
 
Characteristics:
Very hard and dense wood and a decent substitute for ebony thanks to the nearly black color. Polishes naturally or give it a glassy surface with lacquer.
 
Typical Uses:
Cabinetmaking, Inlay work, Parquet flooring, Turnery, Furniture , Violin bows, Specialty items, Bedroom suites, Bobbins, Chairs, Chests, Concealed parts (Furniture), Desks, Dining-room furniture, Domestic flooring, Dowell pins, Dowells, Drawer sides, Fin