This is a lovely quartz specimen from the Gold Hill Mine

Sphalerite and Pyrite Crystal Cluster

giving them a solid

This gorgeous monomict breccia meteorite displays handsomely with its clay encrustation

It forms prismatic crystals with a variety of colors including white

Shatter Cone Impactite | 7.8 grams | Rochechouart Impact Structure | France | SO24 Wolframite This is a lovely quartzThis is a fantastic shatter cone from France weighing 7. 8 grams and measuring 29x23x15 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