Petrified wood is now mineralised and turned into rock. It can be polished but to do this you must treat it as you would when you want to polish a granite worktop, it is a job for a stonemason.
Petrified wood has turned to stone, a type of fossil, It is unlikley that you would be able to burn it.
No, a glacier would not be able to leave behind petrified wood. Petrified wood forms when wood is buried underground and minerals slowly replace the organic material, a process that takes thousands to millions of years. Glaciers can transport and erode materials, but they do not create petrified wood.
Petrified Wood
The streak of petrified wood is black or brown. The streak can also be white.
...the petrified forest...
petrified wood
Petrified wood.
The Petrirfied Forest is a forestis petrified that petrified by wood in the Petrified Forest. Wirten By Valeria Roman Barrios 23
Petrified wood can have a distinctive smell due to the minerals and compounds that have replaced the organic material during the fossilization process. This can release odors when the petrified wood is broken or exposed to air.
petrified wood
I am looking for petrified wood byers. I have a large selection of unused, from 1lb. to 50lb. pieces.