09115 - Top Beautiful 2.99 Inch Chalcopyrite Crystals - South Morocco Jellyfish Lachnostoma
Yard notes & kiln story
Description
Lachnostoma
Nice specimen of this middle Devonian trilobite species
Orthoceras submoniliforme
†Vinctifer sp
Pantophilus
09115 - Top Beautiful 2.99 Inch Chalcopyrite Crystals - South Morocco Jellyfish LachnostomaChalcopyrite is a copper iron sulfide mineralthat crystallizes in the tereagonal system. It has the chemical formula CuFeS2. It has a brassy to golden yellow color and a hardness of 3. 5 to 4 on the Mohs scale. Its streak is diagnostic as green tinged black.