Black Onaping | 191 Grams | Impactite Breccia Slice | Sudbury Structure, Canada Sudbury Shatter cones are rare geological

Shatter cones are rare geological features that are only known to form in the bedrock beneath large meteorite impact craters

Dimensions: 78x68x31 mm / 3

a Canagem Collection plus a Andreas Gren specimen cards

giving it a sparkling

Great looking translucent

Black Onaping | 191 Grams | Impactite Breccia Slice | Sudbury Structure, Canada Sudbury Shatter cones are rare geologicalThis is a must have 191. 39 gram slice of Black Onaping Impact Fallback Breccia from the famous Sudbury Impact Structure in Ontario Canada. It's dimensions are 116x115x6 mm. Although not a meteorite, impactites are directly linked to them and their impacts and are probably going to be one of the rarest collection piece you'll ever own. About 1. 87 billion years ago, an object from space 9 kilometers in diameter, slammed into Canada a little north of