Cubic and crystallized pyrite matrix with calcite crystal cluster

Weight and dimensions for each stone are as follows

This specimen is great as a teaching tool in the home or in the classroom

some of the crystals are terminated and are mostly clean

The iridescence is due to the presence of microscopic crystals of calcium carbonate layered within the shell

Impactite Breccia Suevite | 51.5 Grams | Chassenon, Rochechouart Structure, France | SO24 Fluorescent Cubic and crystallized pyrite matrixThis is a must have 51. 5 gram Impact Breccia, also referred to as Suevite, from the famous Rochechouart impact structure in South Western France, near the village of Chassenon. Although not a meteorite, impactites are directly linked to them and their impacts and are probably going to be one of the rarest collection items you'll ever own. Impactite is a slag like glassy object found on the surface of the earth, formed from rock melted by the impact