Metamorphic rock the foliation is called "gneissosity"), granoblastic (includes granulite, some marbles and quartzite), and hornfelsic (includes hornfels and skarn). Metamorphic rock Metamorphic rocks arise from the transformation of existing rock types, in a process called metamorphism, which means "change in form". The original rock (protolith) is subjected to heat (temperatures greater than 150 to 200 °C) and pressure ( or more), causing profound physical or chemical change. The protolith may be a sedimentary, igneous, or existing metamorphic rock. Metamorphic rocks make up a large part of the Earth's crust and form 12% of the Earth's land surface. They are classified by
Deed of change of name the original birth register entry at the General Register Office. However, only one change of forename and three changes of surname are permitted. In the Republic of Ireland, a deed poll of change of name () is obtainable from the Central Office of the Four Courts, Dublin at a cost of €30. Like in the UK, there are very few restrictions on name changes. One is that foreign nationals must also obtain a change of name license from the Irish Naturalisation and Immigration Service. One of Ireland's most noted name changers was the politician Seán Loftus, who repeatedly added middle