Product Type: Prasiolite Crystal

1 Carats / 23

have a smooth gray surface and are small complete individuals

Color:  Blue Green

They are in excellent condition

Black Onaping | 217 Grams | Impactite Breccia Slice | Sudbury Structure, Canada Siderite Product Type: Prasiolite CrystalThis is a must have 217. 7 gram slice of Black Onaping Impact Fallback Breccia from the famous Sudbury Impact Structure in Ontario Canada. It's dimensions are 126x117x7 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