Petrified Wood Slab
This specimen is a polished slab of petrified wood, characterized by a predominantly dark charcoal to black mineral matrix. The polished surface displays detailed preservation of the original organic structures, including distinct growth rings and vascular patterns rendered in shades of tan, light brown, and cream. These patterns indicate the replacement of organic wood cells with minerals, likely silica (quartz or chalcedony), through the process of permineralization. The close-up perspective reveals fine linear textures and cellular-level details typical of fossilized gymnosperms or angiosperms. The specimen has an irregular, oblong perimeter that follows the natural exterior shape of the original log. While the top face is highly polished to a semi-gloss finish, the side edges remain rough and textured, showing the natural state of the fossilized material. Minor surface scratches and natural hairline fractures are visible across the polished face, consistent with the age and handling of such geological specimens.
Good
Polished slab
Full view of the polished fossil showing the dark matrix and light-colored growth patterns.
Fossil collection
Fossil collection
Fossil collection
Fossil collection
Fossil collection
Fossil collection
Fossil collection
Fossil collection
Fossil collection
Fossil collection