22113 - Lustrous Yellow Green Apatite Crystals on Brecciated Matrix - Imilchil (Morocco) Spinosaurus Claws Comparisons are being made with

Comparisons are being made with similar remains published by Yoshitaka Yabumoto and Teruya Uyeno

Tooth crown short

slightly pleochroic chlorites are observed

Enchodus petrosus

They are members of the order Xiphosura

22113 - Lustrous Yellow Green Apatite Crystals on Brecciated Matrix - Imilchil (Morocco) Spinosaurus Claws Comparisons are being made withApatite 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.