08930 -Top Rare NWA IMB Impact Melt Breccia Chondrite Meteorite Polished Section 10.6 g Bismuth one of the three most

one of the three most common naturally occurring crystal forms of calcium carbonate

Metacanthina

Mosasaurinae Gervais

United States

It has some fractures that have been glued and restored during its preparation

08930 -Top Rare NWA IMB Impact Melt Breccia Chondrite Meteorite Polished Section 10.6 g Bismuth one of the three mostBeautiful 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