08922 -Top Rare NWA IMB Impact Melt Breccia Chondrite Meteorite Polished Section 73.2 g German trilobites Perischoclonus

Perischoclonus

buildup or bioherm

Enchodus zipapanensis

It has small glued fracture near the tip

Impressive partial Spinosaurus ilium pelvic bone

08922 -Top Rare NWA IMB Impact Melt Breccia Chondrite Meteorite Polished Section 73.2 g German trilobites PerischoclonusBeautiful example of a huge polished 120. 4 g section of this rare type of Chondrite Impact Melt Breccia. The authenticity of this specimen is guaranteed by the geologist Juan Avils Poblador, member of International Meteorite Collectors Association (IMCA 5681). Impact melt breccias are the result of a major shock between asteroids and parent bodies. They can be of a chondritic or an achondritic source, they range from simple shock veins up to complete