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Environments: marginal marine
One high-fayalite olivine grain was also observed
Type species : Mosasaurus hoffmanni Mantell
Great Collection of 13 well preserved and prepared specimens
Rigorous comparative studies with other published similar rests would be necessary to be able to perform a reliable diagnosis
08920 -Top Rare NWA IMB Impact Melt Breccia Chondrite Meteorite Polished Section 120.4 g Cleoniceras Environments: marginal marineBeautiful 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