20864 - Lustrous Yellow Green Apatite Crystals on Feldspar Matrix - Imilchil (Morocco) KemKem_Beds_Fish_Assemblage Incredible plate with seven specimens

Incredible plate with seven specimens of this species in which three of them exceptionally preserve their antennae

Parent taxon: Odontopleuridae according to H

brittle mineral

Halisaurus (Squamata: Mosasauridae) from the Maastrichtian of Angola

Sphaerexochinae

20864 - Lustrous Yellow Green Apatite Crystals on Feldspar Matrix - Imilchil (Morocco) KemKem_Beds_Fish_Assemblage Incredible plate with seven specimensApatite is a group of phosphate minerals, usually referring to hydroxylapatite, fluorapatite and chlorapatite, with high concentrations of OH, F and Cl ions, respectively, in the crystal. The formula of the admixture of the three most common endmembers is written as Ca10(PO4)6(OH,F,Cl)2.