It was built by Louisa, Lady Rolle, as a memorial to her husband John.
shaped tile roof with fleur-de-lys crested ridge tiles.
Parts of the chapel may be C15 but the chapel, as it is, is basically Pugin's work of 1850.
On the south side is a much-defaced Beerstone memorial.
It is probably C17, pedimented over a moulded entablature and containing 2 round-headed tablets above a scrolled apron featuring a cherub.
The flanking windows have conventional C15 Perpendicular tracery.
The C15 masonry on the east end has a great deal of early graffiti on it including sketches of sailing ships.
It has moulded ribs and purlins and a series of delicately carved oak bosses along the soffits of the intermediate trusses.
From the moulded soffit of each main truss there descends a fragile arcade, the finials carved as flowers and the crest connected by a cable.
It is divided into panels by moulded ribs and along the bottom is a moulded frieze containing a carved band like the wall plate above.
The walls are plastered and the floor laid with encaustic tiles made specifically for here, and comprising heraldic achievements alternating with geometric patterns.
It houses 2 very different monuments.
Against the south wall is the Baroque monument of Denys Rolle It is superior quality and made of black, grey and white marbles.
On the lid are the expertly-carved full-size figures of Denys Rolle and his wife in white marble framed by a round headed alcove.
Below the chest a carved baby lies on the plinth.
The quality of the carving and particularly the detail such as Denys' hair and lace ruff has led to speculation that it is the work of Nicholas Stone
Against the north wall is Pugin's own elaborate monument to John Rolle, Bart., It comprises a rectangular Beerstone tomb chest, its sides panelled with deep and ornate quatrefoil decoration and including the initials J.R. Its black marble lid is inlaid with a foliated brass cross.
The panels are filled with Gothic carving
shields with heraldic achievements, supporters and angels, all set amongst deeply undercut foliage.
A brass plaque set in the floor in front of the tomb records the erection of the mausoleum by Louisa, Lady Rolle, in memory of her husband.
The stained window glass was designed by Pugin and executed by Hardman.