This example is from Wikipedia and could be reused under a CC BY-SA license. They may be sculpted into different designs during this process, at times causing deep thumb-print like indentations on their surfaces known as regmaglypts. From Wikipedia References in periodicals archive ? Sculpted because of the internationally-acclaimed JOOheng https://cristianbmvbg.activoblog.com/41574629/a-simple-key-for-sculpted-md-lakewood-unveiled