Also known as: turtle beans, black Spanish beans, Tampiko beans, and Venezuelan beans. Black beans are small, oval and black. They have cream colored flesh, a mild, sweet, earthy taste, and a soft texture. Black beans, as most beans, are also great sources of starches, fiber, B vitamins, iron, zinc, phosphorus, carbohydrates and calcium. Almost half of the calcium is lost during cooking. High percentages of the other nutrients remain however, even after cooking.