The best black wood, in terms of both aesthetic appeal and utility, is typically considered to be Ebony. Ebony is renowned for its rich, dark color, exceptional durability, and fine grain, making it a highly sought-after material for high-end furniture, musical instruments, and decorative items. Its dense and heavy nature also makes it resistant to wear and tear, ensuring that pieces crafted from Ebony maintain their beauty over time.

The preference for Ebony is supported by various factors. Firstly, Ebony has a Janka hardness rating of 2,620 lbf (pounds-force), which is one of the highest among woods. This rating indicates its exceptional strength and resistance to dents and scratches, making it ideal for applications where durability is crucial. Additionally, Ebony's tight grain and lack of pores contribute to its resistance to moisture, further enhancing its longevity.

Data from the Wood Database confirms Ebony's superior qualities. It ranks as the hardest wood on the Janka scale, surpassing even other highly regarded woods like Brazilian Cherry and Hard Maple. This makes Ebony not only a durable choice but also a practical one for projects that require a strong, long-lasting material.

Furthermore, Ebony's dark, almost black color is unmatched by many other woods. Its deep hue is consistent and does not fade easily, which is particularly desirable for furniture and decorative pieces. The wood's luster also adds to its visual appeal, making it a favorite among artisans and designers.

In conclusion, Ebony is the best black wood due to its exceptional hardness, durability, and aesthetic qualities. Its dark color, fine grain, and resistance to moisture make it a top choice for high-end applications, ensuring that pieces crafted from Ebony will remain beautiful and functional for generations.