22113 - Lustrous Yellow Green Apatite Crystals on Brecciated Matrix - Imilchil (Morocco) Spinosaurus Claws Impressive specimen of the genus
Yard notes & kiln story
Description
Impressive specimen of the genus Selenopeltis
Micraster acutus
They are members of the order Xiphosura
Enchodus petrosus
kamacite Ni=7
22113 - Lustrous Yellow Green Apatite Crystals on Brecciated Matrix - Imilchil (Morocco) Spinosaurus Claws Impressive specimen of the genusApatite 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.