Depends on your application. I would say Hickory is a good all-around, hard and relatively inepensive wood. But it's good for some projects where it would awful for others.
walnut is the hardest and strongest kind of wood
the hardest wood in texas is mesquite
Lignum vitae is the hardest trade wood on Earth. It is also generally considered to be the hardest because it is the densest and heaviest, but that is different than hardness. Australian Buloke is also sometimes considered to be the hardest wood on Earth.Read more: What_is_the_hardest_wood_on_earth
The cheapest type of wood that stains well is pine.
Pine is typically the cheapest wood option for building shelves.
Wood hardness is rated on the Janka scale, which measures how many pounds of force it takes to drive a 0.444" steel ball halfway into a piece of something. Lignum vitae, at 4500 Janka, is the hardest wood there is. The next hardest wood is nearly 1000 pounds softer.
walnut shell is the hardest of all wood.
Tungsten is the hardest naturally occurring metal on Earth, while copper is one of the cheapest metals that can conduct electricity efficiently. Tungsten is often used in applications requiring high hardness and resistance to heat, whereas copper is widely used in electrical wiring and electronics due to its excellent conductivity.
The best kind of flooring is hard wood. Stains are easily removable and it is not slippery. The best kind of wood would be oak since it is the hardest and last the longest. You will have less of a chance of damaging the floor.
clay,wood,plastic,iron
vegetable is the cheapest I've found
Generally, hardwoods such as oak, maple, and mahogany are considered stronger than softwoods like pine or cedar. However, the specific strength of wood can depend on various factors such as the growth conditions and the orientation of the grain.