5.3 Such

Examples of errors:

1. But the reader can learn something not only about open or visible crime but also about such which is not visible at first glance.
2. Her bodily state of development is such of a fully mature woman.

Although such might be analyzed as a pronoun--i.e. substitute for a noun phrase--in sentences like

He's a good man and is known as such to everyone (i.e. as a good man).

the fixed expression as such could just as easily be seen as an adverbial, equivalent to 'in this way'. In any case such never has enough independent status as a pronoun to be modified by a relative clause or prepositional phrase. Relative constructions should not be confused with comparative clauses introduced by such, as in

His bravery was such (i.e. so great) that he had no equal