Size: 10x7mm

It was cut using a diamond blade in oil so that the silicates would not be plucked

Dimensions: 96x78x38 mm - 3

Approx Weight (per piece): 31

It often forms groups of long

Shatter Cone Impactite | 12.65 grams | Rochechouart Impact Structure | France | SO24 Geode Size: 10x7mmThis is a fantastic shatter cone from France weighing 12. 65 grams and measuring 33x25x13 mm. Although not a meteorite, impactites and shatter cones are directly linked to them and their impacts. Shatter cones are evidence that the rock has been subjected to an extreme shock with very brief high pressures. Shatter cones are rare geological features that are only known to form in the bedrock beneath large meteorite impact craters. They have a