| ̷ ̷ ̷ ̷|tipik adjective
or iso·typ·i·cal -pə̇kəl
Etymology: isotype + -ic or -ical
1. usually isotypical : of or relating to an isotype
2. : relating to or having a chemical formula analogous to and a crystal structure like that of another specified compound : isostructural — used of minerals and other crystalline substances
some phosphates and silicates are isotypic