22380 - Polished Thin Section NWA Unclassified Carbonaceous Chondrite CV3 4.36g Calymenella what makes difficult its fossilization

what makes difficult its fossilization process

there are some stones that consist of only a single lithology

• Pliocene of Mexico

Fe/Mn=52±2

OkaU: Institute for Study of the Earth's Interior

22380 - Polished Thin Section NWA Unclassified Carbonaceous Chondrite CV3 4.36g Calymenella what makes difficult its fossilizationBeautiful example of 4. 36g of this rare type of Carbonaceous Chondrite CV3. The authenticity of this specimen is guaranteed by the geologist Juan Avils Poblador, member of International Meteorite Collectors Association (IMCA 5681). Carbonaceous chondrites or C chondrites are a class of chondritic meteorites comprising at least 8 known groups and many ungrouped meteorites. They include some of the most primitive known meteorites. The C chondrites