Wood ID

[Ironworker]

I have some really dark, straight grained wood with a thick bark and leaves a lot of light ash when burned. It is also light in weight.

 

[ray benson]

Black Walnut
https://www.google.com/search?q=bla...ved=0CAcQ_AUoAmoVChMIxe3fvtWSyQIVyjaICh1C7wiz

 

[jrider]

I was thinking walnut too but it's pretty pointless to guess without a picture.