lapidific
/ˌlæpɪˈdɪfɪk/; luh-pid-i-fik
Definitions
1. verb
to convert or change something into stone or a mineral substance
“The acid was lapidific and turned the metal into a hard, stone-like material.”
2. adjective
relating to or causing the conversion of something into stone or a mineral substance
“The lapidific properties of the chemical made it useful in various industrial applications.”