Longer length: 4.7+ Inches Thickness: 1.0+ inches. Weight: 4.5+ oz Previously owned by collector. The shape, size, coloration, natural design, ring patterns, thickness etc., are unique to the item sold. You will receive the same item as shown in the pictures. This fossilized specimens is nature's true miracle with structural details meticulously preserved after millions of years. Enhance the beauty of your living rooms, entryways, offices. Available as free delivery by USPS ground or with additional charge for preferred carriers . Petrifaction fact: Petrifaction is the result of ancient trees been replaced by minerals over millions of years.