Shatter Cone Impactite | 31.57 grams | Rochechouart Impact Structure | Montoume, France

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$81.00 CAD

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Estimated delivery between 10 December and 15 December.

This is a fantastic shatter cone from Montoume France weighing 31.57 grams and measuring 42x33x21 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.  This particular specimen from Montoume is classified as subvolcanic dike rock.

Shatter cones are rare geological features that are only known to form in the bedrock beneath large meteorite impact craters. They have a distinctively conical shape with thin grooves (striae) that radiate from the top (apex) of the cone. Shatter cones can range in length from 1 centimeter to several meters. The azimuths of the cones's axes typically radiate outwards from the point of impact, with the cones pointing towards the center of the impact crater.

This impactite was formed 186 million years ago.  This piece displays very well and is a very nice size showing multiple characteristics of its origin. Would make a beautiful addition to any collection. Comes with a Canagem Collection specimen card.

All specimens are authentic with all provenance information provided.

Specimen Information Cards and/or Appraisals are provided when applicable.

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SKU 01-01000

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