Iridescent Goethite - Mineral Size:Medium They can also be used

They can also be used to charge felt or leather buffs

It can help you speak your truth

Approximate size of 1 piece: 70mm x 70mm x 11

These Mosasaur vertebrae have incredible detail and much of their natural shape still remains

Between the two shells is a layer of sedimentary Earth

Iridescent Goethite - Mineral Size:Medium They can also be usedMined from: Tharsis, Spain Description: Iridescent goethite from Tharsis, Spain, is a variety of the mineral goethite (FeO(OH)) that exhibits a shimmering, rainbow like play of colors on its surface and a lovely botryoidal composition. This iridescence is typically caused by the thin film interference of light within microscopic layers or inclusions on the mineral's surface. The region of Spain from which these specimens are sourced is known for its