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Prehnite forms in cavities in basaltic lavas
This is a superb sculpted specimen of Mundrabilla classified meteorite weighing 60
Dimensions: 58x24 mm & 47x29 mm / 2
Approx Weight (per piece): 15
Shatter Cone Impactite | 17.4 grams | Rochechouart Impact Structure | France | SO24 Eosphorite Prehnite forms in cavities inThis is a fantastic shatter cone from France weighing 17. 4 grams and measuring 38x26x16 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
