Gem Type: Natural Abalone

Clarity: VVSI

Dimensions:  49x33 mm  / 1

The specimen comes with two specimen cards and a stand

Dimensions: 17x6x6 mm / 0

Shatter Cone Impactite | 19.6 grams | Rochechouart Impact Structure | Montoume, France | SO24 Taza Gem Type: Natural AbaloneThis is a fantastic shatter cone from Montoume France weighing 19. 6 grams and measuring 45x27x16 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