Slate (writing) Slate (writing) A slate is a thin piece of hard flat material, such as the rock also called slate, that is used as a medium for writing. The rock is “a metamorphic rock created by the recrystallization of the minerals in shale from clay to parallel-aligned, flat, flake-like minerals such as mica”. The writing slate consisted of a piece of slate, typically either 4x6 inches or 7x10 inches, encased in a wooden frame. A precise date range for writing slates of this type has not been established. Usually, a piece of cloth or slate sponge was used to clean it
Name change application of this kind is allowed for each applicant; any application for subsequent change(s) must be made with a deed poll. In the Republic of Ireland, a person earns their name by "use and repute". For most purposes it is enough to simply use the desired name and ask others to call you by that name. For some administrative purposes, such as changing a name on a driving licence or legally changing gender, a deed of change of name must be registered with the Four Courts. From September 1995, New Zealanders can change their name by making a statutory declaration